| Not Yet Recruiting | NeoAdjuvant ChemoTherapy With KELIM Guided Interval vs. Delayed Interval Debulking Surgery Ovarian Cancer | N/A | 2026-04-01 |
| Not Yet Recruiting | MODUCARE Versus Wait-and-See Approach for Histologically Proven Low-grade Cervical Intraepithelial Neoplasia ( Low-grade Cervical Intraepithelial Neoplasia, Moducare | N/A | 2026-03-01 |
| Recruiting | DMD Gene Variants and Cardiac Dysfunction in Young Males With Dystrophinopathies Duchenne Muscular Dystrophy (DMD), Becker Muscular Dystrophy, Cardiomyopathy | — | 2026-01-26 |
| Not Yet Recruiting | The Role of Follicular Flushing at Oocyte Retrieval Infertility (IVF Patients), Oocyte Retrieval for IVF | N/A | 2026-01-14 |
| Not Yet Recruiting | Validation of the Montreal Cognitive Assessment (MoCA) Version 8.x and MoCA-MIS in Greece. MCI, Dementia, Mild Cognitive Impairment (MCI) | — | 2026-01-01 |
| Recruiting | Positive Psychology for Early Cognitive Decline: Effects on Cognitive and Brain Function Subjective Cognitive Decline (SCD), Mild Cognitive Impairment (MCI), Alzheimer Dementia (AD) | N/A | 2025-12-17 |
| Recruiting | Pre-habilitation Within ERAS Protocol for Gynecologic Oncology Surgery: The Pre_ERAS Study ERAS, Compliance, Quality of Life (QOL) | N/A | 2025-12-01 |
| Not Yet Recruiting | Translation and Validation of the Hypoparathyroidism Patient Experience Scales (HPES) Questionnaire in Greek Hypoparathyroidism | — | 2025-10-01 |
| Not Yet Recruiting | Tragus Stimulation for POTS Treatment Postural Orthostatic Tachycardia Syndrome (POTS) | N/A | 2025-09-01 |
| Recruiting | Lactase-Assisted Control Trial On Weight GAin in INfants. Premature - Weight 1000g-2499g or Gestation of 28-37weeks, Healthy | N/A | 2025-08-27 |
| Active Not Recruiting | The Effect of a Mixed-type Intradialytic Exercise Training Program on Body Composition, Functional Capacity, a Haemodialysis, Intradialytic Exercise, Chronic Kidney Disease | N/A | 2025-06-27 |
| Recruiting | Biomarkers of Acute Organ Injury in Pediatric Newly Diagnosed Type 1 Diabetes Type 1 Diabetes Mellitus, Diabetic Ketoacidosis | — | 2025-06-13 |
| Recruiting | PTeye in Parathyroid Adenoma Parathyroid Adenoma | — | 2025-03-28 |
| Not Yet Recruiting | NeuroSuitUp: Neurorehabilitation Through Synergistic Man-machine Interfaces Spinal Cord Injuries | N/A | 2025-02-01 |
| Active Not Recruiting | Prospective Evaluation of Clinical Endodontic Performance Assessment Methods Root Canal Therapy | — | 2025-01-30 |
| Completed | Non-Surgical Laser Treatment for Peri-Implantitis: Er:YAG & Diode Laser Peri-Implantitis | N/A | 2025-01-30 |
| Enrolling By Invitation | Clinical and Microbiological Outcomes of Dental Implants After 10-22 Years of Function Pocket Depth, Attachment Loss, Bone Loss in Jaw | — | 2025-01-01 |
| Recruiting | Corneal Biomechanics, Optical Properties and Anterior Segment Structural Features in Patients With Pseudoexfol Pseudoexfoliation Syndrome, Biomechanical Parameters, Corneal Densitometry | — | 2024-12-13 |
| Not Yet Recruiting | HEROES: Human Extremity Robotic Rehabilitation and Outcome Enhancement for Stroke Stroke | N/A | 2024-12-01 |
| Recruiting | Effect of a GnRH Analog on Hepatic Steatosis Metabolic Dysfunction-Associated Steatotic Liver Disease, Nonalcoholic Fatty Liver, Endometriosis | Phase 4 | 2024-11-26 |
| Recruiting | Impact of Cardio-Selective Beta-Blockers on Infarct Size After Acute Myocardial Infarction STEMI | — | 2024-11-13 |
| Active Not Recruiting | Intraoperative Identification of Parathyroid Adenomas Using PTeye™ and FLUOBEAM® LX: a Prospective Cohort Stud Primary Hyperparathyroidism Due to Adenoma | — | 2024-11-01 |
| Active Not Recruiting | The Effect of Combination of Mediterranean Diet and Oleocanthal in Patients with Mild Cognitive Impairment Mild Cognitive Impairment | N/A | 2024-11-01 |
| Recruiting | Association of Assisted Reproductive Technologies Parameters With the Perinatal Outcome Fetal Growth Restriction (FGR), Preeclampsia, Stillbirth | — | 2024-10-01 |
| Completed | Near Infrared Autofluorescence Imaging in Minimally-Invasive Video-Assisted Parathyroidectomy (NIRAF MIVAP Stu Primary Hyperparathyroidism Due to Adenoma | — | 2024-09-20 |
| Recruiting | Multiple-Visit RCT in Teeth With SAP: Interappointment Dressing or Not? Endodontically Treated Teeth, Calcium Hydroxide | N/A | 2024-09-12 |
| Completed | Efficacy and Safety of Cyclopentolate Microdrops for Cycloplegic Refraction in Children Cycloplegic Refraction | Phase 4 | 2024-09-06 |
| Recruiting | Effects of a Long-term Exercise Training Program on the Functional Capacity and Health-related Quality of Life Psychotic Disorder | N/A | 2024-08-04 |
| Recruiting | Investigation of Preoperative Factors Influencing the Outcome of Motor Deficits in Patients Undergoing Lumbar Motor Deficits, Lumbar Discectomy, Muscle Weakness | — | 2024-07-03 |
| Not Yet Recruiting | The Effect of Chocolate on Vascular Function of Endurance Runners Vascular Function | N/A | 2024-06-10 |
| Recruiting | A Prospective, Single-center, Observational Study Aiming to Assess the Predictive Role of Flow Mediated Dilata Acute Coronary Syndromes, Flow Mediated Dilation, Endothelial Function (FMD) | — | 2024-06-01 |
| Completed | Clinical and Radiographic Outcomes of Implant-supported Prostheses With Cantilever Extensions After 10 Years o Dental Implants | — | 2024-05-01 |
| Completed | Hyalouronic Acid and Periodontal Surgery Peridontal Disease | N/A | 2024-04-16 |
| Recruiting | Comparison of Distalization of Maxillary First and Second Molars Between a Miniscrew Implant Supported Device Distalization, Class II Malocclusion, Aligner Therapy | N/A | 2024-04-10 |
| Completed | Predictive Factors for Medullary Thyroid Cancer Aggressiveness Medullary Thyroid Cancer | — | 2024-03-01 |
| Recruiting | BenRalizumab Effect on Airway Remodeling in Severe asTHma Asthma; Eosinophilic, Airway Remodeling | Phase 4 | 2024-03-01 |
| Recruiting | Biomarkers of Response to Mepolizumab Treatment in Patients With Nasal Polyps With or Without Bronchial Asthma Chronic Rhinosinusitis With Nasal Polyps, Asthma | — | 2024-02-23 |
| Completed | Non-surgical Treatment of Peri-implantitis Using Chitosan Brush and Tetracycline Slurry Periimplantitis, Periimplant Diseases | Phase 4 | 2024-02-05 |
| Unknown | Preoperative Administration of Lugols Solution in Toxic Thyroid Diseases (TD): A Prospective Study Toxic; Thyroid | N/A | 2023-12-15 |
| Active Not Recruiting | Survival and Success of CAD/CAM Restorations After 5 Years of Intraoral Use Tooth Wear | N/A | 2023-11-30 |
| Unknown | Empagliflozin and Red Blood Cell 2,3-biphosphoglycerate Levels Hematocrit Change, Cardiovascular Prevention, Empagliflozin | — | 2023-11-30 |
| Active Not Recruiting | Endodontic Posts Using the CAD/CAM Digital Method. Endodontic Treatment, Tooth Restoration | N/A | 2023-11-30 |
| Recruiting | Probiotics for Depression in Cancer Patients Depression, Anxiety Disorder, Probiotics | N/A | 2023-11-15 |
| Completed | Online Platform for Self-service of Patients With Chronic Cardiovascular Diseases Cardiovascular Diseases | N/A | 2023-10-10 |
| Unknown | Intravascular ULTRAsound-Guided PCI in Patients With ST-Elevation Myocardial Infarction STEMI, Intravascular Imaging, IVUS | — | 2023-10-01 |
| Recruiting | The Effect of Exercise Training and Detraining on Frailty and Fall Risk in Patients With Chronic Heart Failure Chronic Heart Failure | N/A | 2023-10-01 |
| Completed | Urinary Uromodulin, Dietary Sodium Intake and Ambulatory Blood Pressure in Patients With Chronic Kidney Diseas Chronic Kidney Disease, Hypertension | — | 2023-09-04 |
| Unknown | Deploying Novel Imaging Modalities Towards a Three-dimensional (3D) CARDIOvascular PATHology Coronary Artery Disease, Aortic Valve Disease, Aortic Valve Calcification | — | 2023-09-01 |
| Active Not Recruiting | Injectable Platelet Rich Fibrin in Periodontal Treatment Periodontitis | N/A | 2023-06-15 |
| Completed | VR Simulation and Basic Skills in THA Educational Problems, Hip Arthroplasty, Osteoarthritis, Hip | N/A | 2023-03-26 |
| Recruiting | The Use of a Porcine Collagen Matrix for the Prevention of Buccal Bone Wall Resorption During Implant Placemen Soft Tissue Augmentation | Phase 2 | 2023-03-24 |
| Enrolling By Invitation | Endoscopic Flexor Hallucis Longus Transfer vs Minimally Invasive Repair in Acute Achilles Tendon Rupture Achilles Tendon Rupture, Achilles Tendon Surgery, Achilles Tendon Injury | — | 2023-03-05 |
| Enrolling By Invitation | Endoscopic FHL Transfer for Acute Achilles Tendon Rupture Achilles Tendon Rupture, Achilles Tendon Injury, Achilles Tendon Surgery | — | 2023-03-05 |
| Completed | Peri-implantitis and MMP-8 Peri-Implantitis | — | 2023-03-03 |
| Unknown | Use of Dual-light Photodynamic Therapy as an Adjunct to Periodontal Treatment in Smokers Periodontitis, Dual- Light Photodynamic Therapy, Smoking, Cigarette | N/A | 2023-01-23 |
| Completed | Protein Supplementation in Pilates Training Exercise Training, Dietary Supplements | N/A | 2023-01-20 |
| Completed | Real-Life Pilot Feasibility Study (LC_RLP) Breast Cancer, Prostate Cancer | N/A | 2023-01-15 |
| Active Not Recruiting | Effect of Anti-osteoporotic Medications on Nonalcoholic Fatty Liver Disease Nonalcoholic Fatty Liver, Osteoporosis, Postmenopausal | Phase 4 | 2022-12-23 |
| Completed | The Effect of Platelet Rich Plasma (PRP) Application on Rotator Cuff Tear. Tendon Injuries, Supraspinatus Injury, PRP | Phase 1 | 2022-12-23 |
| Withdrawn | Metabolic Substrate of Patients With Myocardial Infarction With and Without Modifiable Cardiovascular Risk Fac Cardiovascular Diseases, Acute Myocardial Infarction, Acute Coronary Syndrome | — | 2022-10-15 |
| Unknown | Flapless Application of Enamel Matrix Derivative in Class II Mandibular Furcation Defects Periodontal Diseases, Periodontal Disease, AVDC Stage 3, Periodontal Disease, AVDC Stage 4 | N/A | 2022-10-15 |
| Unknown | Prognostic Value of Lung Cancer MicroAnatomy in 3D Lung Cancer, Adenocarcinoma of Lung, Pathology | — | 2022-10-01 |
| Recruiting | Guided Bone Regeneration in Alveolar Socket Alveolar Bone Resorption | N/A | 2022-10-01 |
| Unknown | Correlation of P-glycoprotein Polymorphisms With Microbial Metabolites in Patients With Alzheimer's Disease on Alzheimer Disease | — | 2022-09-01 |
| Completed | Comparative Evaluation of the Effect of pH Adjustment of the Solution of Articaine With Epinephrine on the Eff Comparative Evaluation of the Effect of pH Adjustment of the Solution of Articaine With Epinephrine on the Efficacy of Jet Anesthesia | N/A | 2022-08-01 |
| Unknown | TMS Combined With EEG/EMG as a Biomarker Predicting Antiepileptic Drug Response Focal Epilepsy | N/A | 2022-08-01 |
| Completed | Training Data Collection & AI Development Breast Cancer, Prostate Cancer | N/A | 2022-07-31 |
| Completed | High Diagnostic Performance of the Indicator Plaster Neuropad for the Detection of Diabetic Autonomic Neuropat Diabetic Autonomic Neuropathy, Diabetic Neuropathy | — | 2022-06-01 |
| Completed | Effect of Low Versus Standard Dialysate Sodium on 48h Ambulatory BP in Patients With Intradialytic Hypertensio Intradialytic Hypertension, End Stage Kidney Disease | N/A | 2022-06-01 |
| Recruiting | MiECC Versus Conventional Cardiopulmonary Bypass in Cardiac Surgery (MiECS) Coronary Artery Disease, Aortic Valve Stenosis, Extracorporeal Circulation; Complications | N/A | 2022-05-26 |
| Recruiting | High Frequency RF Current Effects on Muscle Pain and Function Transcutaneous Electric Nerve Stimulation, Chronic Low-back Pain, Hamstring Injury | N/A | 2022-04-30 |
| Recruiting | Novel Echocardiographic Biomarkers Assessing the Myocardial Work in Heart Failure Cardiovascular Diseases, Heart Failure, Valvular Heart Disease | — | 2022-04-10 |
| Completed | Biomarkers Predicting Acute Myocardial Infraction in Patients Without Standard Modifiable Risk Factors Cardiovascular Diseases, Acute Myocardial Infarction, Acute Coronary Syndrome | — | 2022-04-10 |
| Unknown | Novel Biomarkers in Patients With Acute Myocardial Infarction Cardiovascular Diseases, Myocardial Infarction, Acute Coronary Syndrome | — | 2022-03-10 |
| Completed | Crocus Sativus Extract Impact in Metabolic Control of Patients With Diabetes Mellitus Type 1 Diabetes Mellitus, Type 1, Diabetes type1 | N/A | 2022-03-01 |
| Completed | Ropivacaine Plus Magnesium Sulphate Infiltration Thyroid Diseases, Parathyroid Diseases, Postoperative Pain | Phase 4 | 2022-01-19 |
| Completed | Evaluation of Wearable Vest for Lung Monitoring Chronic Lung Disease | N/A | 2022-01-10 |
| Unknown | Evaluation of Bone Metabolism in Children and Adolescents With Familial Mediterranean Fever Familial Mediterranean Fever | — | 2022-01-08 |
| Unknown | Comparison of Icg's Route of Administration During Laparoscopic Cholecystectomy Laparoscopic; Cholecystectomy, Cholelithiasis; Bile Duct, Choledocholithiasis | N/A | 2022-01-03 |
| Completed | Metabolic Profile and Tissue Perfusion in Patients Undergoing Open Heart Surgery With Minimal Invasive Versus Aortic Valve Surgery, Coronary Artery Bypass Graft (CABG), Cardiac Surgery | N/A | 2022-01-01 |
| Active Not Recruiting | Molecular Classification of Endometrial Cancer: Impact on Adjuvant Treatment Planning. Endometrial Cancer | — | 2022-01-01 |
| Completed | Cardiopulmonary Exercise Testing Parameters' Variability in Hemodialysis Patients. Chronic Kidney Disease Requiring Chronic Dialysis, Chronic Kidney Diseases | — | 2021-12-01 |
| Completed | Comparative Analysis of the Microcirculation During Cardiac Surgery With Minimal Invasive Versus Conventional Coronary Artery Disease, Aortic Valve Stenosis, Mitral Disease | N/A | 2021-12-01 |
| Completed | Fish Nutrient Supplementation in High-intensity Functional Training Exercise Training, Dietary Supplements | N/A | 2021-11-08 |
| Completed | Egg White Supplementation in High-Intensity Functional Training Exercise Training, Dietary Supplements | N/A | 2021-11-01 |
| Completed | Nutritional Supplement for Treating Chemotherapy Induced Neuropathy Cancer, Neuropathy, Chemotherapy Induced Pain Neuropathy | Phase 4 | 2021-11-01 |
| Completed | Greek Validation of ACE III Test in Perioperative Patients Postoperative Delirium, Postoperative Cognitive Dysfunction | — | 2021-10-15 |
| Completed | Treatment of Residual Pockets in Periodontal Patients Using an Oscillating Chitosan Device Periodontitis | N/A | 2021-09-08 |
| Completed | Efficacy and Safety of Mydriatic Microdrops for Retinopathy Of Prematurity Screening Retinopathy of Prematurity | Phase 4 | 2021-09-07 |
| Unknown | The Effect of Vitamin K2 Supplementation on Arterial Stifness and Cardiovascular Events in PEritonial DIAlysis Vitamin K Deficiency, End Stage Renal Disease, Peritoneal Dialysis | N/A | 2021-09-01 |
| Unknown | Prevalence of Primary Aldosteronism in Atrial Fibrillation Atrial Fibrillation, Primary Aldosteronism | — | 2021-09-01 |
| Terminated | The Effect of Ovamax on Oocyte Quality Female, Infertility | N/A | 2021-07-01 |
| Unknown | Effects of Pomegranate Seed Oil and Mediterranean Diet on MCI Mild Cognitive Impairment | N/A | 2021-07-01 |
| Completed | Skeletal Muscle Oxygenation in Patients With Chronic Kidney Disease Stage 2, 3 and 4 Chronic Kidney Diseases | — | 2021-06-01 |
| Completed | Induction of Anesthesia With Sevoflurane Preserving Spontaneous Breathing: Cardiorespiratory Effects. Anesthesia Intubation Complication, Cardiovascular Complication, Intubation | Phase 4 | 2021-05-24 |
| Completed | Lasers in Peri-implantitis Treatment Peri-Implantitis | N/A | 2021-05-20 |
| Completed | Clinical Trial of Crocus Kozanis Administration in Obese Children and Adolescents PreDiabetes, Obesity, Dyslipidemias | N/A | 2021-05-01 |
| Unknown | Exercise Intervention in Liver Transplant Candidates Liver Diseases | N/A | 2021-04-25 |
| Completed | Reaction Time, Cognitive Function and Physical Fitness of Children and Adolescent Soccer Players Neuroplasticity | N/A | 2021-04-21 |
| Unknown | Autonomic Nervous System Dysfunction in Patients With End-stage Kidney Disease Kidney Failure, Chronic | — | 2021-04-01 |
| Unknown | The Effects of Cannabidiol and Homotaurine in Patients With Mild Cognitive Impairment Mild Cognitive Impairment | Phase 4 | 2021-04-01 |
| Completed | Diagnostic Accuracy of Fine Needle Aspiration in Patients With Salivary Gland Tumors. Salivary Gland Tumor, Diagnosis | — | 2021-02-22 |
| Completed | Cardiovascular Effects of Marathon Running Athletes Heart | — | 2021-02-02 |
| Unknown | Efficacy of Mepolizumab in Severe Asthmatics on a Long Term (MESILICO) Asthma; Eosinophilic, Severe Asthma, Late-Onset Asthma | — | 2021-01-22 |
| Completed | Efficacy and Safety of the Combination of Ten Elements for 6 Months in Patients With Diabetic Neuropathy : A P Diabetic Neuropathies, Diabetes Mellitus, Dietary Supplement | N/A | 2021-01-10 |
| Completed | Anticoagulation Management in Complex Cardiac Surgery Extracorporeal Circulation | Phase 4 | 2021-01-01 |
| Unknown | CCTA, CACS and ECG Stress Testing in Patients With Suspected CAD: Precision Phenotyping and Financial Evaluati Stable Angina, Coronary Artery Disease, Atherosclerosis | N/A | 2021-01-01 |
| Completed | Effects of a Mat Pilates Exercise Program on Elderly Women With Chronic Nonspecific Low Back Pain Low Back Pain | N/A | 2021-01-01 |
| Unknown | Ergospirometry in Paroxysmal Atrial Fibrillation Prognosis Atrial Fibrillation, Atrial Arrhythmia | — | 2020-12-10 |
| Recruiting | MS-NEUROPLAST: Neuroplasticity of Cortical Areas Induced by Cognitive Training in Patients with Multiple Scler Multiple Sclerosis, Cognitive Decline | N/A | 2020-12-01 |
| Unknown | Tracheal Dilatation in Pediatric Patients With Acquired Tracheal Stenosis, and the Effects of Apneic Oxygenati Apnea+Hypopnea, Tracheal Dilatation, Igel | N/A | 2020-10-21 |
| Completed | The Impact of Renalof® Dietary Supplement on Upper Urinary Tract Stone Volume Calculus of Upper Urinary Tract (Disorder) | N/A | 2020-09-01 |
| Unknown | Association of Single Nucleotide Polymorphisms (SNPs) in Metalloproteinases (MMPs) Genes With the Risk of Prim Metalloproteinase SNPs -1575 G/A MMP-2, 836 A/G MMP-9 and -77 A/G MMP-13 and Risk for Developing Knee Osteoarthritis in Greek Population | — | 2020-07-06 |
| Completed | Adding Two Different Types of Manual Techniques to an Exercise Program for the Management of Chronic Neck Pain Neck Pain | N/A | 2020-06-30 |
| Unknown | Coronary Artery Geometry and the Severity of Coronary Atherosclerosis Coronary Artery Disease, Atherosclerosis, Atherosclerotic Plaque | — | 2020-06-04 |
| Completed | The Incidence of Treatment-requiring Retinopathy of Prematurity in Greece Retinopathy of Prematurity | — | 2020-06-01 |
| Completed | Wound Infiltration With Tramadol, Dexmedetomidine, or Magnesium Plus Ropivacaine for Pain Relief After Spine S Analgesia, Pain, Postoperative, Spinal Stenosis | Phase 4 | 2020-05-10 |
| Completed | Effects of Massage Between Sets of an Intense Isokinetic Exercise- Protocol of Knee Extensors in Tae Kwon Do A Athletic Performance | N/A | 2020-05-01 |
| Completed | Does Parathyroid Autofluorescence Reduces Unintensional Parathyroidectomy During Total Thyroidectomy with Cent Thyroid Cancer, Thyroidectomy with Central Lymph Node Dissection | — | 2020-04-06 |
| Completed | Αn Information System for Symptom Diagnosis and Improvement of Attention Deficit Hyperactivity Disorder (ADHD3 Attention Deficit Hyperactivity Disorder | N/A | 2020-04-01 |
| Completed | Efficacy and Safety of Mydriatic Microdrops Compared With Standard Drops for Retinopathy of Prematurity (ROP) Retinopathy of Prematurity | Phase 4 | 2020-03-24 |
| Completed | Clinical and Histological Analysis of Human Gingival Phenotypes Healthy | — | 2020-03-05 |
| Completed | Administration of Antioxidants to Infertile Men and Sperm Quality Male Infertility | N/A | 2020-02-28 |
| Completed | Effects of Intraoperative Magnesium Sulfate on Perioperative Pain Relief After Spine Surgery Analgesia, Pain, Postoperative, Spine Disease | Phase 4 | 2020-01-28 |
| Unknown | Remote Ischemic Conditioning of the Human Brain in Dementia Patients Mild Cognitive Impairment, Dementia, Intermittent Claudication | N/A | 2020-01-01 |
| Completed | Heparin and Protamine Titration in Cardiac Surgery Under Minimal Invasive Extracorporeal Circulation Cardiopulmonary Bypass | N/A | 2019-12-20 |
| Completed | Does Parathyroid Autofluorescence Reduces Unintensional Parathyroidectomy During Total Thyroidectomy? Thyroidectomy | — | 2019-12-17 |
| Completed | Documentation of Fall Incidents and Application of a Fall Prevention Programme for Seniors in Northern Greece Elderly, Accidental Falls, Prevention | N/A | 2019-12-01 |
| Unknown | Management of Mild Cognitive Impairment Patients With Greek Mountain Tea - TEAMENTIA Mild Cognitive Impairment | N/A | 2019-11-17 |
| Completed | Fiasp® Versus NovoRapid® in Children With Type 1 Diabetes on MiniMed 640G Pump With Sensor Type 1 Diabetes | — | 2019-11-15 |
| Completed | Part-time Versus Full-time Spectacles for Myopia Control (ParMA Study) Myopia | N/A | 2019-11-15 |
| Completed | Compliance to Vaccination in Children With Diabetes and Their Siblings Type 1 Diabetes | — | 2019-11-01 |
| Completed | COVID-19 Clinical Status Associated With Outcome Severity: An Unsupervised Machine Learning Approach COVID-19 | — | 2019-11-01 |
| Completed | Stress Induced by Screening for Retinopathy of Prematurity - Should Speculum and Indentation Rather be Avoided Retinopathy of Prematurity | N/A | 2019-09-03 |
| Unknown | Correlation of Polymorphisms of Lipoprotein Lipase (LpL) and Apolipoprotein E (Apo E) With Lipid Profile of Ch Acute Lymphoblastic Leukemia | — | 2019-09-01 |
| Unknown | Effect of Protein Intake During Hemodialysis on Blood Pressure and Arterial Stiffness Indices End Stage Renal Disease, Hypotension During Dialysis, Protein Malnutrition | N/A | 2019-08-01 |
| Terminated | Use of Electrical Impedance Spectroscopy (EIS) for Early Diagnosis of Skin Damage Melanoma (Skin), Basal Cell Carcinoma, Squamous Cell Carcinoma | — | 2019-07-17 |
| Unknown | Iron Intravenous Therapy in Reducing the Burden of Severe Arrhythmias in Heart Failure With Reduced Ejection F Ferric Carboxymaltose, Heart Failure With Reduced Ejection Fraction, Arrhythmias, Cardiac | — | 2019-06-20 |
| Completed | Acute Effects of a Heat-not-burn Tobacco Product on Pulmonary Function in Healthy Non Smokers. Heated Tobacco, Respiratory Function, Tobacco Toxicity | N/A | 2019-06-19 |
| Unknown | Distraction vs Interposition Arthroplasty for Basilar Thumb Osteoarthritis Thumb Osteoarthritis | N/A | 2019-04-16 |
| Withdrawn | Pan-Cardio-Genetics Clot Assessment in Acute Coronary Syndromes STEMI - ST Elevation Myocardial Infarction, Thrombi, MicroRNA | — | 2019-01-20 |
| Unknown | Management of Dementia With Olive Oil Leaves - GOLDEN Prevention | N/A | 2019-01-05 |
| Completed | Does Indocyanine Imaging Scoring Predicts Postoperative Parathormone Levels at 24 Hours After Total Thyroidect Thyroid, Parathyroid; Deficiency | — | 2018-12-03 |
| Completed | Proteomic Analysis of Newly Restored Single Implants Peri-Implantitis, Peri-implant Mucositis, Periodontal Diseases | — | 2018-12-03 |
| Completed | Neurophysiological Evaluation of Schizophrenia Patients After Cognitive and Physical Intervention Schizophrenia | N/A | 2018-11-30 |
| Recruiting | Proteomic Analysis in Paediatric Diabetes Type 1 (PAPD) Diabetes Type 1, Proteomics, Diabetic Peripheral Neuropathy | — | 2018-11-20 |
| Completed | Efficacy of Early Harvest Olive Oil in Cognition of Primary (PPMS) or Secondary (SPMS) Progressive Multiple Sc Progressive Multiple Sclerosis | N/A | 2018-11-09 |
| Completed | Er,Cr:YSGG Laser Bleaching on Tooth Color and Sensitivity Tooth Discoloration, Tooth Sensitivity | N/A | 2018-10-01 |
| Completed | Phase Angle, Lean Body Mass Index and Tissue Edema and Immediate Outcome of Cardiac Surgery Patients Sarcopenia, Post-operative Infections, Sepsis | — | 2018-09-06 |
| Active Not Recruiting | Development of an ICT Platform-Awareness System for the Support of Low Vision Low Vision Digital Assistance | — | 2018-09-01 |
| Completed | Effect of Olmesartan and Nebivolol on Ambulatory Blood Pressure and Arterial Stiffness in Acute Stage of Ische Stroke, Ischemic | Phase 2 | 2018-08-20 |
| Unknown | Neuroplasticity of Multisensory Cortical Areas Induced by Musical Training: a Translational Approach (MusicPla Dyslexia, Aging Problems | N/A | 2018-08-02 |
| Completed | BioTechCOACH-ForALL: Development of Mental and Physical Exercise Systems, Clinical Recording, Supervisory Anal Heart Failure | N/A | 2018-07-18 |
| Unknown | Relationship Between Blood Pressure and Pulse Wave Velocity Measurements in Peritoneal Dialysis End Stage Renal Disease, Peritoneal Dialysis, Arterial Sclerosis | — | 2018-07-18 |
| Completed | Effect of Mannitol 20% Versus Hypertonic Saline 7.5% in Brain Metabolism and Oxygenation Brain Edema, Metabolic Disturbance, Electrolyte and Fluid Balance Conditions | Phase 4 | 2018-06-29 |
| Completed | Alterations in Quality of Life After Thyroidectomy for Benign Thyroid Disease Benign Thyroid Nodule, Quality of Life | — | 2018-06-11 |
| Unknown | Home Blood Pressure (HBP)-Guided Management of Hypertension in Stage 3-4 CKD Hypertension, Chronic Kidney Diseases | N/A | 2018-06-02 |
| Completed | Resting Energy Needs in Brain Dead Patients (reSting EneRgy nEeds iN brAin DEad Patients) Brain Death, Brain Injuries, Brain Edema | — | 2018-06-01 |
| Unknown | Exercise Hemodynamics in Patients With Pulmonary Fibrosis Exercise Pulmonary Hypertension | — | 2018-05-07 |
| Completed | From Preserved, to Preservative-free Cyclosporine 0.1% Enhanced Triple Glaucoma Therapy Glaucoma, Ocular Surface Disease | N/A | 2018-05-06 |
| Completed | Evaluation of Enamel Matrix Derivative as an Adjunct to Minimally Invasive Non-surgical Treatment of Intrabony Periodontal Diseases | N/A | 2018-05-05 |
| Unknown | Study of Analgesic Action of Pregabalin, Duloxetine and Tramadol in Patients With Different Neuropathic Pain P Neuropathic Pain | — | 2018-03-05 |
| Completed | Vitamin B12 Supplementation in Diabetic Neuropathy Diabetes Mellitus, Diabetic Neuropathies, Diabetic Complication | N/A | 2018-02-01 |
| Unknown | Assessment of Potential Biomarkers in Women With Symptoms of Overactive Bladder and Pelvic Organ Prolapse Overactive Bladder | — | 2018-01-29 |
| Completed | Quantitative Estimation of Thrombus Burden in Patients With STEMI Using Micro-Computed Tomography (QUEST-STEMI ST Elevation Myocardial Infarction, Thrombi | — | 2018-01-25 |
| Completed | Acute Effects of a Heat-not-burn Tobacco Product on Pulmonary Function Heated Tobacco, Respiratory Function, Tobacco Toxicity | N/A | 2018-01-01 |
| Completed | Management of Mild Cognitive Impairment Patients With Aloe and Crocus - BALSAM Mild Cognitive Impairment | N/A | 2017-12-17 |
| Completed | Cardiovascular Responses to Spartathlon Running Disorder Heart | N/A | 2017-09-29 |
| Completed | Probiotic Prophylaxis for Microbiome Modulation and VAP or Infections Prevention in Multitrauma Patients Ventilator Associated Pneumonia, Infection, Trauma | N/A | 2017-08-19 |
| Completed | Effects of Procyanidine on Semen Parameters and DNA Fragmentation Index During Cryopreservation of Abnormal Hu Spermatogenesis and Semen Disorders, DNA Double Strand Break | N/A | 2017-08-03 |
| Completed | The Effect of Binaural Beats on Pain Perception and Analgesic Medication Use in Patients Suffering From Chroni Chronic Pain | N/A | 2017-05-15 |
| Completed | In Vitro Effects of Procyanidine on Semen Parameter and DFI Spermatogenesis and Semen Disorders, DNA Double Strand Break | N/A | 2017-04-29 |
| Completed | Euglyca Application in Children and Adolescents With Type 1 Diabetes Mellitus Diabetes Mellitus, Type 1 | N/A | 2017-04-01 |
| Completed | Doppler Ultrasound for Prediction of Reversibility of Acute Kidney Injury in Septic ICU Patients Acute Kidney Injury, Sepsis, Renal Resistive Index | — | 2017-03-02 |
| Completed | Application of LLM Care and Related Affective Computing Systems on People With Parkinson's Disease Parkinson Disease | N/A | 2017-03-01 |
| Completed | Application of LLM Care and Related Affective Computing Systems on Persons With Special Needs Down Syndrome | N/A | 2017-02-22 |
| Not Yet Recruiting | Factors Influencing Cardiovascular Prognosis Cardiovascular Mortality | — | 2017-01-01 |
| Completed | Combined Bio- and Neuro- Feedback vs. Varenicline Use for Smoking Cessation Chronic Obstructive Pulmonary Disease (COPD), Asthma, Smoking | N/A | 2017-01-01 |
| Completed | Preservative-free Tafluprost/Timolol Fixed Combination: Morning vs Evening Dosing Glaucoma, Open-Angle | Phase 4 | 2017-01-01 |
| Completed | Influence of Restorative Timing on Crown Lengthening Outcome. Crown Lengthening | N/A | 2017-01-01 |
| Completed | Alterations in Muscle's Functional Characteristics After Parathyroid Surgery for Primary Hyperparathyroidism. Hyperparathyroidism, Primary, Parathyroidectomy | — | 2016-12-25 |
| Completed | Brainwave Control of a Wearable Robotic Arm for Rehabilitation and Neurophysiological Study in Cervical Spine Spinal Cord Injuries | N/A | 2016-12-15 |
| Withdrawn | Post Thyroidectomy Myocardial Function Thyroid, Thyroidectomy, Myocardial Function | — | 2016-10-13 |
| Unknown | Correlation of Genetic Polymorphisms and Clinical Parameters With the Complexity of Coronary Artery Disease Coronary Artery Disease, Cardiovascular Risk Factor, Coronary Arteriosclerosis | — | 2016-09-01 |
| Completed | The Effect of Integrated Neuromuscular Inhibition Technique in Combination With Therapeutic Exercise on Patien Neck Pain | N/A | 2016-06-01 |
| Completed | Desflurane Preconditioning in Hepatectomies Ischemia Reperfusion Injury | N/A | 2016-04-01 |
| Completed | Comparison of Two Biphasic Insulin Regimens Diabetes Mellitus, Type 2 | N/A | 2016-01-18 |
| Unknown | Double Blind Placebo Study of JARDIANCE® (Empagliflozin) in Prehypertensives Type II Diabetics Hypertension, Type II Diabetes | Phase 4 | 2016-01-01 |
| Completed | The Effects of N-acetylcysteine on Performance and Redox Homeostasis Glutathione Metabolism Anemias | Phase 2 | 2015-11-01 |
| Completed | FGF-21 Levels and RMR in Children and Adolescents With Hashimoto's Thyroiditis (THYROMETABOL) Hashimoto Disease | — | 2015-10-01 |
| Unknown | Study of the Intermediate Metabolism in Children With Acute Lymphoblastic Leukemia (ALL) Acute Lymphoblastic Leukemia, Pediatric, Metabolism Disorder | — | 2015-05-01 |
| Completed | 24-hour Efficacy and Ocular Surface With Talfuprost and Triple Combined Therapy Glaucoma, Ocular Surface Disease | Phase 4 | 2015-03-01 |
| Completed | Dental Implant Placement in Adjunction With Autologous Alveolar Bone-Marrow Derived Mesenchymal Stem Cells (aB Implant Therapy | Phase 1 / Phase 2 | 2015-02-01 |
| Completed | The Diagnostic Performance of Tilt Test in Athletes Syncope | N/A | 2014-10-01 |
| Completed | Androgen Receptor mRNA Expression is Positively Associated With Live Birth in Women Undergoing IVF Independent Androgen Receptor Gene Overexpression, Normal Responders, Poor Ovarian Response | — | 2014-09-14 |
| Completed | DNA Methylation and Autoimmune Thyroid Diseases Hashimoto Thyroiditis, Graves Disease | — | 2014-09-01 |
| Completed | Selenium Supplementation in Youths With Autoimmune Thyroiditis Autoimmune Thyroiditis | Phase 4 | 2014-08-01 |
| Completed | Autologous Alveolar Bone Marrow Mesenchymal Stem Cells for the Reconstruction of Infrabony Periodontal Defects Chronic Periodontitis | Phase 1 / Phase 2 | 2014-03-01 |
| Unknown | Evaluation of the Optimal Dose of GnRH Agonist for Triggering Final Oocyte Maturation in High Risk OHSS Patien Subfertility | Phase 2 | 2014-02-01 |
| Completed | Implant Placement in Combination With Connective Tissue Grafting Dental Implant Placement | N/A | 2014-01-10 |
| Completed | Suprascapular Neuropathy in the Setting of Rotator Cuff Tears: Results of Arthroscopic Treatment Entrapment Neuropathy, Rotator Cuff Tear | N/A | 2014-01-01 |
| Completed | Transdermal Testosterone Pretreatment in Poor Responders Undergoing IVF Subfertility | Phase 3 | 2013-10-01 |
| Completed | Individualized Maternal Milk Fortification for Feeding the Preterm Infants Metabolic Syndrome | N/A | 2013-10-01 |
| Completed | Blood Pressure Variability in Acute Ischemic Stroke Ischemic Stroke | — | 2013-08-01 |
| Completed | The Diabetes Medication Choice Cards Trial in Greece Diabetes Mellitus, Type 2 | N/A | 2013-05-01 |
| Unknown | The Role of TLR-4 Polymorphisms in Children With Urinary Track Infections Urinary Tract Infection | — | 2013-02-01 |
| Completed | Methylation of DNA in Children and Adolescents With Type 1 Diabetes Mellitus (METHYLDIAB) Type 1 Diabetes Mellitus | — | 2012-05-01 |
| Unknown | Psychological Well-being Outcomes in Disease-free Survivors of Colorectal Cancer Following Curative Surgery Adaptation, Psychological, Functional Insufficiency | — | 2012-05-01 |
| Completed | Comparative Effect of Zoledronic Acid Versus Denosumab on Serum Sclerostin of Postmenopausal Women With Low Bo Postmenopausal Osteoporosis | N/A | 2012-04-01 |
| Withdrawn | Irbesartan Versus Amlodipine: The OBI Study Obesity, Hypertension | Phase 4 | 2012-01-01 |
| Completed | Travoprost/Timolol vs Latanoprost/Timolol Fixed Combination Therapy Glaucoma | Phase 4 | 2012-01-01 |
| Unknown | Matrix Metalloproteinases in Atherosclerosis of Chronic Kidney Disease Diabetic Nephropathy | — | 2011-10-01 |
| Completed | Assessment of Peritoneal Immune Response in Patients With Severe Intra-abdominal Sepsis Managed With Laparosto Abdominal Sepsis | — | 2011-05-01 |
| Unknown | Markers and Calculation of Cardiovascular Risk in the Distinct Phenotypes of Polycystic Ovary Syndrome Polycystic Ovary Syndrome | — | 2011-04-01 |
| Completed | Effect of Dual-wave Insulin Bolus on Postprandial Glycaemia Type1 Diabetes | N/A | 2011-03-01 |
| Completed | Corifollitropin Alfa Compared to Daily rFSH in Poor Responders Undergoing ICSI Subfertility | Phase 4 | 2011-01-01 |
| Unknown | Comparative Study of the Effects of Telmisartan and Nebivolol Hypertension | Phase 4 | 2010-12-01 |
| Completed | In Vivo Assessment of Natural Tooth Color After Orthognathic Surgery. A Pilot Controlled Clinical Trial Discoloration, Tooth | N/A | 2010-11-02 |
| Completed | Cognitive/Physical Computer-Game Blended Training of Elderly: Neuroscientific LLM Studies Mild Cognitive Impairment, So Stated, Mild Dementia, Healthy | N/A | 2010-11-01 |
| Completed | Combined Cognitive and Physical Exercises Through Computer Games in Elderly: The LLM Project Mild Cognitive Impairment, Mild Dementia, Healthy | N/A | 2010-11-01 |
| Completed | Apelin Levels and G212A Polymorphism of Apelin Receptor (APJ) Obesity, Insulin Resistance, Diabetes Mellitus Type 2 | — | 2010-05-01 |
| Completed | 24-Hour Intraocular Pressure Control With Bimatoprost/Timolol Versus Latanoprost as First Choice Glaucoma | Phase 4 | 2010-04-01 |
| Completed | Study of PTPN22 C1858T Polymorphism in Children and Adolescents of Greek Origin With T1DM Type 1 Diabetes Mellitus | — | 2010-02-01 |
| Completed | Moxonidine Effects on Neuropeptide Y Obesity, Hypertension | Phase 4 | 2010-01-11 |
| Completed | Effect of Spironolactone and Vitamin E in Patients With Nonalcoholic Fatty Liver Disease Fatty Liver, Steatohepatitis | Phase 2 | 2010-01-01 |
| Unknown | The Role of Corticosteroids and Vestibular Exercises in Recovery of Vestibular Neuritis Vestibular Neuritis | EARLY_Phase 1 | 2010-01-01 |
| Unknown | Vitamin D Levels and Postoperative Hypocalcemia After Total Thyroidectomy Hypocalcemia, Hypoparathyroidism, Vitamin D Deficiency | — | 2009-12-01 |
| Completed | The Impact of Anemia of Chronic Disease on Chronic Obstructive Pulmonary Disease Patients Anemia, COPD | N/A | 2009-12-01 |
| Completed | Is the IVF Outcome Dependent on the Time Interval Between hCG Administration and Oocyte Retrieval? Subfertility | N/A | 2009-11-01 |
| Completed | Central Corneal Thickness and 24-hour Fluctuation of Intraocular Pressure Open Angle Glaucoma, Ocular Hypertension | Phase 4 | 2009-09-01 |
| Completed | 24-Hour Intraocular Pressure With Brinzolamide/Timolol Versus Brimonidine/Timolol Glaucoma | Phase 4 | 2009-08-01 |
| Completed | Prognostic Value of Progesterone for In Vitro Fertilization (IVF) Outcome Subfertility | — | 2009-05-01 |
| Completed | Adherence With Fixed Versus Unfixed Glaucoma Therapy Primary Open-angle Glaucoma, Ocular Hypertension, Exfoliation Glaucoma | — | 2009-05-01 |
| Completed | Comparative Effect of Theipoental and Propofol in IVF Outcome Subfertility | Phase 4 | 2009-01-01 |
| Completed | 24-hr Intraocular Pressure Control With Dorzolamide/Timolol vs the Brimonidine/Timolol Fixed Combination Glaucoma | Phase 4 | 2009-01-01 |
| Completed | Postoperative Analgesia After Low Frequency Electroacupuncture Inguinal Hernia | — | 2008-12-01 |
| Completed | Role of Droperidol in Postoperative Vomiting Vomiting | Phase 4 | 2008-06-01 |
| Completed | Effects of Atorvastatin on Blood Pressure and Urinary Albumin Excretion Hypertension, Hypercholesterolemia | N/A | 2008-06-01 |
| Completed | Compression Anastomosis Using the Compression Anastomosis Ring (CAR™ 27) Colorectal Surgery | N/A | 2008-06-01 |
| Completed | Late Postoperative Course of Patients With Mini Video Assisted Thyroidectomy (miVAT) Versus Classic Thyroidect Goiter | N/A | 2008-05-01 |
| Completed | Immediate Postoperative Course of Patients With Mini Video Assisted Total Thyroidectomy (miVAT) Versus Classic Goiter | N/A | 2008-05-01 |
| Completed | Classic Total Thyroidectomy With or Without Drains Goiter | N/A | 2008-05-01 |
| Completed | 24-hr IOP With Travoprost/Timolol Compared With Latanoprost/Timolol in XFG Glaucoma | Phase 4 | 2008-05-01 |
| Completed | Perioperative Parathormone Measurement and Sodium Bicarbonate Infusion Test After Total Thyroidectomy Hypoparathyroidism | — | 2008-03-01 |
| Completed | Central Corneal Thickness in Glaucoma Exfoliation Syndrome | — | 2008-01-01 |
| Completed | Oral Malodour and Periodontal Disease-related Parameters Halitosis, Periodontitis, Gingivitis | — | 2008-01-01 |
| Completed | Endometrial Ablation With Non-hysteroscopic Methods Dysfunctional Uterine Bleeding | Phase 4 | 2008-01-01 |
| Completed | Value of an Intervention to Enhance Adherence in Glaucoma Patients Glaucoma | Phase 4 | 2007-09-01 |
| Completed | Early Diagnosis in Glaucoma With GDxVcc Exfoliation Syndrome | — | 2007-09-01 |
| Completed | Exercise and Cardiac Measures in Dialysis Patients Sudden Cardiac Death | N/A | 2007-08-01 |
| Unknown | Myocilin Variations and Familial Glaucoma in Taxiarchis Glaucoma | — | 2007-08-01 |
| Completed | The Impact of Hospitalization on Ambulatory Blood Pressure and Intraocular Pressure Blood Pressure | — | 2007-03-01 |
| Completed | 24-hour Intraocular Pressure (IOP) Control With the Bimatoprost/Timolol Fixed Combination Glaucoma | Phase 4 | 2007-03-01 |
| Completed | 24-hour Intraocular Pressure Control With Travoprost/Timolol Fixed Combination Versus Travoprost Glaucoma | Phase 4 | 2007-03-01 |
| Suspended | LH/HCG Receptor Expression and Retrieval Rates Subfertility | — | 2007-01-01 |
| Completed | The Effect of Calcium Supplementation on Insulin Resistance and 24h Blood Pressure Hypertension, Diabetes, Insulin Resistance | Phase 4 | 2007-01-01 |
| Completed | 24-hour Study of Dorzolamide/Timolol and Latanoprost/Timolol Fixed Combinations Open-angle Glaucoma | Phase 4 | 2006-09-01 |
| Terminated | Duration of GnRH-analogue Downregulation and Pregnancy Rates Infertility | Phase 4 | 2006-05-01 |
| Completed | 24-Hour Intraocular Pressure (IOP) And Blood Pressure Control In Glaucoma And Ocular Hypertension Patients Primary Open Angle Glaucoma, Ocular Hypertension | Phase 4 | 2006-04-01 |
| Completed | 24-Hour Intraocular Pressure (IOP) Control With Travoprost/Timolol Fixed Combination Primary Open Angle Glaucoma, Exfoliation Syndrome | Phase 3 | 2006-03-01 |
| Completed | Expression of Steroid Receptors in Endometrium Endometrium | — | 2005-12-01 |
| Completed | Evaluation Of Patients With Obstructive Sleep Apnea-Hypopnea Syndrome (OSAHS) Based on Nonlinear Analysis Of R Obstructive Sleep Apnea Syndrome (OSAS) | — | 2005-11-01 |
| Completed | Response of Individuals With Class II Malocclusion CLASS II DIVISION 1 MALOCCLUSION | Phase 2 | 2005-10-01 |
| Completed | Diagnosis and Therapy of Vulnerable Atherosclerotic Plaque Carotid Atherosclerosis, Stroke, Type 2 Diabetes | N/A | 2005-09-01 |
| Completed | Fixed Versus Flexible Gonadotropin-releasing Hormone (GnRH) Antagonist Initiation Subfertility | Phase 4 | 2005-06-01 |
| Completed | Prediction of Ovarian Response In Vitro Fertilization | — | 2005-05-01 |
| Completed | Rosiglitazone and Exercise in Patients With Type 2 Diabetes Mellitus Type II Diabetes Mellitus | Phase 4 | 2005-01-01 |
| Completed | Metabolic Effects of Treatment in Patients With Recently Diagnosed Type 2 Diabetes Type 2 Diabetes Mellitus | Phase 4 | 2005-01-01 |
| Unknown | The Effect of Weight Loss on Anti-Müllerian Hormone Levels in Women With Polycystic Ovary Syndrome (PCOS) Obesity, Polycystic Ovaries Syndrome | Phase 4 | 2004-01-01 |
| Completed | Efficacy of Administration of ACE-Inhibition on Autonomic and Peripheral Neuropathy in Patients With Diabetes Diabetic Autonomic Neuropathy | Phase 4 | 1999-01-01 |