Clinical trials
Data Collection clinical trials
Below are recruiting data collection clinical trials, each written for real people, not researchers. We’re tracking 338 recruiting studies, each written for real people, not researchers, below.
Recruiting studies
- NCT06553586Recruiting
Understanding road traffic accidents in Riyadh (2019–2023)
This study looks at people injured in road traffic accidents who came to the emergency room or were admitted to a hospital in the Riyadh region from 2019 to 2023. It will help doctors and officials understand these accidents better.
AsyutAges Any age - NCT07338955Recruiting
Reliability study of upper limb disability questionnaire
This study is testing how well a questionnaire works for people with upper limb problems. It aims to understand if the survey reliably measures disability. You may be asked to fill out a form about your symptoms.
Karachi, SindhAges 18–45 - NCT07272928Recruiting
Comparing surgery order for liver spread from colon cancer
This trial looks at whether removing the colon tumor or the liver tumors first affects recovery in patients having both removed at the same time. It helps doctors decide the best surgical approach.
Alessandria, PiedmontAges 18 years+ - NCT05773651Recruiting
Study for rare solid tumors in children and teens
This study collects information from children and teens with rare solid tumors to better understand these cancers and support future research. You (or your guardian) can join by giving consent, but it’s mainly for people not already registered in certain ongoing pediatric cancer study databases in Germany.
TübingenAges 1 day–18 years - NCT07405398Recruiting
Smartwatch study to detect opioid use and withdrawal
This study uses a smartwatch to track wrist data and help detect when someone is using opioids or experiencing withdrawal. It's designed for people with opioid use disorder who are starting or already on treatment with methadone or buprenorphine.
Wilmington, North CarolinaAges 22 years+ - NCT06876532Recruiting
Inflammation score and Lu-177 treatment for midgut NET
This study looks at whether a simple blood test (inflammation score) can predict how well the drug Lu-177 oxodotreotide (Lutathera) will work for people with midgut neuroendocrine tumors that have grown or spread. It may help doctors understand who benefits most from this treatment.
AngersAges 18 years+ - NCT06420999Recruiting
Diaphragm weakness after breathing support in the ICU
This study looks at how common diaphragm weakness is in people who have been on breathing support in the ICU. If you are coming off that support, researchers want to learn if your diaphragm strength affects your recovery.
ParisAges 18 years+ - NCT06383962Recruiting
Synergy Disc cervical disc replacement outcomes study
This trial is for people who are getting or have already received a Synergy Disc implant to replace a damaged disc in the neck. It follows patients over time to see how well the disc performs in relieving nerve pain or spinal cord compression.
BirminghamAges 21 years+ - NCT06538961Recruiting
Immune registry for BK virus in kidney transplant patients
This study is creating a registry to learn how the immune system responds to BK virus in people who have recently received a kidney transplant from a deceased donor. Researchers hope this information will help improve treatment for BK virus infections.
Richmond, VirginiaAges 18 years+ - NCT06497569Recruiting
Support program for people with gastroesophageal cancer
This study offers remote nutrition guidance and support for people with gastroesophageal cancer who are starting chemotherapy or radiation. The goal is to help you stay strong and manage side effects during treatment.
Tampa, FloridaAges 18 years+ - NCT06160882Recruiting
Powered prosthetic leg for bone-anchored amputees
This study tests a high-tech powered knee and foot for people who have a leg amputation above the knee and have (or are candidates for) a bone-anchored implant. The goal is to see if the powered prosthesis helps with walking and daily activities.
Chicago, IllinoisAges 18–70 - NCT06153563Recruiting
Mitral valve elasticity study during replacement
This trial measures the stretchiness (elasticity) of the mitral valve during surgery in people who are having it replaced. It helps doctors understand how valve stiffness relates to heart health.
Saint-EtienneAges 45 years+ - NCT07022925Recruiting
Wearable device for tracking hot flushes in perimenopause
This study will test if a wearable device can accurately track symptoms like hot flushes and night sweats in women going through perimenopause. If you are between 35 and 55 and experiencing these symptoms, your participation could help improve future symptom monitoring.
London, OntarioAges 35–55 - NCT07747688Recruiting
Early gastric cancer treatment outcomes study
This study looks at people with early-stage stomach cancer to learn more about how different treatments work. It uses information from patients who were treated at a specific hospital, which may help doctors better understand the best ways to treat this condition.
BeijingAges 18–90 - NCT05596539Recruiting
Study of adults with low alkaline phosphatase
This is a long-term observational study (not a drug trial) that follows adults with signs of hypophosphatasia, a condition linked to very low alkaline phosphatase levels and sometimes a gene change. It aims to better understand the condition over time and how symptoms look and progress.
Bordeaux, FranceAges 18 years+ - NCT05875363Recruiting
Mental health study for youth in the justice system
This study looks at brain development and mental health challenges in young people who have been involved with the police. It aims to understand these issues better so that we can find ways to support them.
TaipeiAges 10–18 - NCT06675604Recruiting
Liver transplant data collection study
This study collects data from adults listed for liver transplants due to severe liver disease or liver cancer. It aims to improve transplant care by learning from real-world patient information.
ViennaAges 18–70 - NCT07731399Recruiting
Diabetes Study for Medicaid Members in South Carolina
This study collects blood samples and health information from people with type 2 diabetes and healthy controls to learn more about diabetes. It may help improve future care for diabetes.
Orangeburg, South CarolinaAges 40–70 - NCT07727694Recruiting
Access to new cancer drugs for children and young adults
This trial helps children, teens, and young adults with cancer get early access to promising new drugs that are not yet fully approved for their age group. It collects information on how these drugs work in real-world use.
AntwerpAges birth–25 years - NCT07220512Recruiting
Exercise help for ovarian, fallopian, or endometrial cancer
This trial tests a special exercise program during chemotherapy before surgery. It may help patients with certain gynecologic cancers get stronger and better prepared for treatment.
Winston-Salem, North CarolinaAges 55 years+ - NCT07388628Recruiting
Observing ARTICE® treatment in the ICU
This study is collecting real-world data on ARTICE® treatment for adults in the ICU. It helps doctors understand how this treatment works in daily practice.
MagdeburgAges 18 years+ - NCT03186391Recruiting
Exercise testing for leg artery disease symptoms
This study tests how well people with peripheral artery disease can use a treadmill for exercise testing. It may help doctors better understand exercise limits and guide safer care.
RennesAges 1.5 years+ - NCT03549416Recruiting
BioDay Registry collects information on new eczema treatments
This registry study collects questionnaire information from people with atopic dermatitis (eczema) who are starting newer whole-body (systemic) treatments. It may help doctors better understand how these new options work in everyday care.
Nijmegen, GelderlandAges birth+ - NCT03562741Recruiting
Tracking outcomes of fecal transplant for repeated C. difficile
This study looks at how fecal microbiota transplantation (a transplant of healthy gut bacteria) works for people who get C. difficile infection repeatedly. It also focuses on collecting follow-up information to better understand which patients benefit and how.
Worcester, MassachusettsAges 16 years+
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Common questions
- Are there clinical trials for data collection?
- Yes. Clin2 currently lists 338 recruiting data collection studies from the U.S. registry, each rewritten for real people, not researchers, so you can see what it’s testing and who it’s for.
- How do I know if I qualify for a data collection trial?
- Each study lists its eligibility criteria — rules about age, diagnosis, and prior treatments. On every Clin2 trial page we explain these in words written for real people and offer a short, optional pre-screen for a fit read. The study team makes the final decision.
- Does it cost anything to join a data collection trial?
- Using Clin2 is always free. Many trials cover the cost of the study treatment and related visits; some reimburse travel. The study team explains exactly what’s covered before you decide.
Related conditions
Clin2 helps you find and understand clinical trials and does not provide medical advice. Study data comes from ClinicalTrials.gov. Talk with your doctor about whether a specific trial is right for you.