| Enrolling By Invitation | QOL and Mental Health Using APD With Remote Monitoring System Quality of Life, Mental Health Wellness 1 | N/A | 2025-12-01 |
| Not Yet Recruiting | Long-term Follow-up of Bio-signals and Quality of Recovery Following Implementation of ERAS Gynecologic Surgery, General Anesthesia | N/A | 2025-09-01 |
| Recruiting | Taekwondo for Axial Spondyloarthritis Ankylosing Spondylitis, Axial Spondyloarthritis | N/A | 2025-03-01 |
| Not Yet Recruiting | Home High-Flow Nasal Cannula vs. Noninvasive Ventilation for Stable Chronic Respiratory Failure Stable Chronic Hypercapnic Respiratory Failure | N/A | 2025-03-01 |
| Not Yet Recruiting | Pharmacogenomics of Mood Disorder in Chronic Kidney Disease Patients Chronic Kidney Disease(CKD), Depression | — | 2024-12-01 |
| Not Yet Recruiting | Digital Based Home Care Service for Ostomy Patients Colorectal Neoplasms, Stoma Colostomy, Stoma Ileostomy | N/A | 2024-09-01 |
| Completed | Efficacy of Leuconostoc Mesenteroides Alcohol Drinking, Alcohol Drinking Related Problems | N/A | 2024-08-13 |
| Completed | Effects of Ultraviolet B Exposure Using a Ultraviolet Skin Care Device on Vitamin D Production and Immune Resp Skin Inflammation, Skin Melanoma | N/A | 2024-03-20 |
| Recruiting | Hativ® ELectrocardiogram Monitoring on Patients With Suspected Arrhythmia Arrhythmia | N/A | 2024-02-22 |
| Recruiting | The Safety of Nafamostat Mesylate for Patients With High Risk Bleeding Undergoing Hemodialysis: A Pilot Study Dialysis; Complications, Bleeding | N/A | 2023-12-01 |
| Completed | Effects of Hydrogen Gas Inhalation on Adults of Various Ages Alzheimer Disease | N/A | 2023-01-01 |
| Completed | Drinking Effect of Electrolyzed Alkaline Reduced Water on Functional Constipation Chronic Constipation | N/A | 2022-11-30 |
| Completed | Improvement of Functional Dyspepsia After Drinking Alkaline Ionized Water From Alkaline Ionizer Functional Dyspepsia | N/A | 2022-08-10 |
| Completed | The Usefulness of Inflammatory Markers to Predict Poor Outcomes for Trauma Patients Trauma Injury, Trauma, Multiple | — | 2022-07-25 |
| Completed | The Effectiveness of Urine mtDNA and Beta 2-MG to Predict Acute Kidney Injury for Critically Ill Surgical Pati Surgery-Complications, Acute Kidney Injury, Critical Illness | — | 2022-07-25 |
| Unknown | The Comparative Effectiveness Between ARNI and ACE Inhibitor/ARB Medication in Patient With HFrEF Heart Failure, Mortality | — | 2022-02-18 |
| Unknown | Comparison of the Effects of Dapagliflozin and Gemigliptin on Ketone Metabolism and Cardiac Remodeling in Type Type2 Diabetes, Remodeling, Ventricular | Phase 4 | 2022-01-07 |
| Active Not Recruiting | Adjunct Targeted Temperature Management in Acute Severe Carbon Monoxide Poisoning Carbon Monoxide Poisoning, Neurologic Sequelae, Hypothermia | N/A | 2021-10-25 |
| Completed | Safety and Efficacy Evaluation of Mouth Wash(Glister Mouth Wash): Pilot Study Oral Hygiene, Gingival Index, Cetylpyridinium Chloride | N/A | 2021-09-27 |
| Recruiting | Sudden Sensorineural Hearing Loss in Wonju Severance Christian Hospital SSNHL(Sudden Sensory Neural Hearing Loss), Sudden Hearing Loss, Hearing Loss, Idiopathic Sudden Sensorineural | — | 2021-07-14 |
| Recruiting | Prognostic Value Of Short-Term Follow-up Biomarkers After Discharge In hOspitalized Patients With Acute Heart Heart Failure | — | 2021-02-01 |
| Completed | Smartwatch ABPM vs. Conventional ABPM Blood Pressure | — | 2020-11-01 |
| Completed | Hyperbaric Oxygen Therapy Initiation Time in Acute Carbon Monoxide Poisoning Hyperbaric Oxygenation, Carbon Monoxide Poisoning, Time | — | 2020-09-01 |
| Recruiting | CARbon monoxidE intoxiCatiOn in Korea: Prospective Cohort (CARE CO Cohort) Carbon Monoxide Poisoning, Myocardial Injury, Neurologic Deficits | — | 2020-07-29 |
| Unknown | Optimize Heart Failure Care During TRANSitional Period in Patients With Acute Heart Failure. Heart Failure With Reduced Ejection Fraction, Acute Heart Failure | N/A | 2020-06-23 |
| Unknown | Androgen Deprivation Therapy on Bone Mineral Density Change in Prostate Cancer Patients Prostatic Neoplasms | Phase 4 | 2020-01-23 |
| Completed | Prognostic Biomarkers in CO Poisoning Carbon Monoxide Poisoning, Hyperbaric Oxygenation, Biomarkers | — | 2020-01-01 |
| Completed | Korean Prospective Registry for Evaluating the Safety and Efficacy of Distal Radial Approach (KODRA) Coronary Artery Disease, Radial Artery, Puncture | — | 2019-09-09 |
| Completed | Quantitative Assessment of Pupillary Light Reflex in Acute Carbon Monoxide Poisoning Carbon Monoxide Poisoning | — | 2019-08-01 |
| Completed | Comparison of Success Rate Between Distal Radial Approach and Radial Approach in STEMI Distal Radial Artery Approach, ST Elevation Myocardial Infarction | N/A | 2018-08-15 |
| Terminated | Biofreedom Prospective Multicenter Observational Registry Coronary Artery Disease Aggravated, Myocardial Ischemia, Myocardial Infarction | — | 2018-07-05 |
| Completed | Prospective Observational Registry for Obstructive Sleep Apnea in Patients With Acute Myocardial Infarction Obstructive Sleep Apnea, Acute Myocardial Infarction | — | 2018-06-11 |
| Completed | The Procedural Success and Complication Rate of the Left Distal Radial Approach Coronary Artery Disease, Radial Artery Injury at Wrist and Hand Level | — | 2017-10-11 |
| Completed | Cardiac Magnetic Resonance Image (CMR) in Acute Carbon Monoxide (CO) Poisoning Carbon Monoxide Poisoning, Myocardial Injury, Image, Body | — | 2017-08-01 |
| Unknown | Metagenomic Analysis of Gut Microbiome in Preterm Microbial Colonization, Microbial Superinvasion, Microbial Substitution | — | 2017-07-25 |
| Completed | Reference Diameter and Characteristics of Distal Radial Artery by Ultrasonographic Assessement in Korean Patie Radial Artery | — | 2017-07-07 |
| Completed | Comparison of Left and Right Transradial Approach for CAG and PCI Coronary Artery Disease, Stable Angina, Unstable Angina | N/A | 2017-03-08 |
| Unknown | Lifestyles Of Health And Sustainability for Breast Cancer Survivors Breast Cancer | N/A | 2014-05-01 |
| Completed | Physical Activity and the Risk of COVID-19 Infection and Mortality Covid19 | — | 2014-01-01 |
| Completed | Comparision of Blood Pressure Variability Between Amlodipine and Losartan Hypertension | Phase 4 | 2013-04-01 |
| Completed | Temporal Trends of COronary Artery Disease and PEripheral Artery Disease (COPE) in Korea Coronary Artery Disease, Peripheral Artery Disease, Cardiovascular Diseases | — | 2009-01-01 |