| Enrolling By Invitation | Attitudes and Perceptions of Corresponding Authors From Top International Medical Journals Regarding the Use o NCT07326501 | Centre Hospitalier Universitaire de Nice | — |
| Not Yet Recruiting | Study of Running Injuries and Treatment Habits in Romanian Speakers NCT07068503 | University of Pecs | — |
| Completed | Survey Stroke Units in Argentina NCT06623253 | Hospital de Rehabilitacion Manuel Rocca | — |
| Completed | Educational Video Program to Promote Physical Activity and Reduce Migraine Frequency in Adults With Migraine NCT06993545 | Universidade do Porto | N/A |
| Recruiting | Assessment of Overall Functioning in Patients With Complex Health Issues NCT06410014 | University Hospital Bispebjerg and Frederiksberg | — |
| Completed | Comparison of Learning Models in Physical Therapy Education NCT06397495 | Isparta University of Applied Sciences | N/A |
| Completed | MIStreatment Screening in Elders Before Discharge NCT05807568 | The University of Texas Health Science Center, Houston | N/A |
| Recruiting | The Western Ontario Rotator Cuff Index Arabic Version NCT05300607 | Cairo University | — |
| Unknown | Translation and Validation of the Arabic Version of the OHIP Questionnaire NCT05751902 | Future University in Egypt | — |
| Completed | Stress Factors and Vaccine Attitudes Among Dental Students During COVID-19 NCT05171933 | Yuzuncu Yil University | — |
| Completed | Comparison of SMS, IVR, and CATI Surveys in Colombia NCT04506931 | Johns Hopkins Bloomberg School of Public Health | N/A |
| Completed | Spanish Validation and Cross-cultural Adaptation of the QoR-15E NCT04699500 | Hospital Universitari Vall d'Hebron Research Institute | — |
| Withdrawn | The Value of Follow-Up After Childhood Acute Lymphoblastic Leukaemia in Denmark - Family Perspectives NCT03985215 | University of Aarhus | — |
| Completed | Comparison of SMS and IVR Surveys in Tanzania NCT04506918 | Johns Hopkins Bloomberg School of Public Health | N/A |
| Completed | Comparison of IVR and CATI Surveys in Bangladesh NCT04508010 | Johns Hopkins Bloomberg School of Public Health | N/A |
| Completed | Validation of Various Sleep Assessment Tools in SICU NCT04417556 | Mahidol University | N/A |
| Completed | Study of Resilience and Loneliness in Youth (18 - 25 Years Old) During the COVID-19 Pandemic Lock-down Measure NCT04371250 | Erasme University Hospital | — |
| Completed | Translation and Validation of the Turkish Version of JSE-HPS NCT04422834 | Izmir Bakircay University | N/A |
| Completed | Prevention and Intervention of Neck Pain in Swiss Office-Workers NCT04169646 | Zurich University of Applied Sciences | N/A |
| Unknown | Patient's Expectations, Preferences, Experiences Before, During and After the Treatment With Invisalign® Align NCT04105491 | Medical University of Vienna | — |
| Completed | Economic Evaluation of Periodic Occupational Health Screening NCT04684316 | KU Leuven | N/A |
| Completed | Use of Airtime Incentives to Improve Short Message Service Surveys in Colombia and Tanzania NCT03768934 | Johns Hopkins Bloomberg School of Public Health | N/A |
| Completed | A Closer Look at Yoga Nidra: Sleep Lab Analyses NCT03685227 | National University of Natural Medicine | N/A |
| Completed | Use of Consent Language and Mode to Improve Interactive Voice Response Survey in Colombia and Uganda NCT04394520 | Johns Hopkins Bloomberg School of Public Health | N/A |
| Completed | Use of Airtime Amounts to Improve Interactive Voice Response Surveys in Colombia and Tanzania NCT03772470 | Johns Hopkins Bloomberg School of Public Health | N/A |
| Completed | Predicting the Outcome After Treatment of Meniscal Tears NCT03462134 | Onze Lieve Vrouwe Gasthuis | — |
| Completed | Use of Introduction Mode to Improve Interactive Voice Response Surveys in Bangladesh and Tanzania NCT03772509 | Johns Hopkins Bloomberg School of Public Health | N/A |
| Completed | Development and Clinimetric Properties of the Dutch Pediatric Neurophysiology of Pain Questionnaire in Healthy NCT03162835 | Vrije Universiteit Brussel | — |
| Completed | Use of Airtime Structure to Improve Interactive Voice Response Surveys in Bangladesh and Uganda NCT03773146 | Johns Hopkins Bloomberg School of Public Health | N/A |
| Completed | Airtime Incentive Amounts to Improve Interactive Voice Response Surveys in Bangladesh and Uganda NCT03768323 | Johns Hopkins Bloomberg School of Public Health | N/A |
| Completed | Use of Airtime Timing to Improve Interactive Voice Response Surveys in Bangladesh and Uganda NCT04513236 | Johns Hopkins Bloomberg School of Public Health | N/A |
| Completed | Use of Narrative Voice and Introduction Content to Improve Interactive Voice Response Surveys in Bangladesh an NCT03772431 | Johns Hopkins Bloomberg School of Public Health | N/A |
| Terminated | Mayo Clinic Foregut Surgery Report Card Questionnaire NCT02708303 | Mayo Clinic | — |
| Unknown | Translation, Cross Cultural Adaptation and Validation of the Italian Version of the Forgotten Joint Score in T NCT03805490 | I.R.C.C.S Ospedale Galeazzi-Sant'Ambrogio | — |
| Completed | Development and Validation of a Self-administered QUestionnaire to Identify Levers of Adhesion Behavior to Pat NCT02865525 | University Hospital, Grenoble | — |
| Recruiting | The NutriNet-Santé Study NCT03335644 | University of Paris 13 | — |
| Completed | A Community Study of the Risk for Obstructive Sleep Apnea and Respiratory Inflammation in an Adult Chinese Pop NCT04832711 | Peking University First Hospital | — |