Clinical trials
Data Collection clinical trials
Below are recruiting data collection clinical trials, each written for real people, not researchers. We’re tracking 328 recruiting studies, each written for real people, not researchers, below.
Recruiting studies
- NCT04516720Recruiting
Build a database of brain and spinal cord tumor cases
This study builds a large medical database of people with primary brain or spinal cord tumors treated at the Montpellier Cancer Institute. It may help researchers understand patterns of care and outcomes, which can guide future research and treatment decisions.
Montpellier, HeraultAges 18 years+ - NCT07409584Recruiting
Mental health in glioblastoma patients
This study looks at mental health and suicidal thoughts in people with glioblastoma after they finish radiotherapy. Understanding these factors can help improve support and care for patients.
BerlinAges 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+ - NCT07389681Recruiting
Bone loss repair: Masquelet technique vs transport nails
This study compares two surgical techniques for rebuilding bone in the lower leg or thigh after significant bone loss. If you need this type of surgery, you may be able to join and help doctors learn which method works best.
BordeauxAges 18 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+ - NCT07386015Recruiting
Study of freezing of gait in Parkinson's disease
This study looks at people with Parkinson's disease or similar conditions who have walking problems like freezing of gait (feet feeling stuck) or balance issues. Researchers want to learn more about what causes these symptoms and how they affect people over time.
Tianjin, Tianjin MunicipalityAges 30–85 - NCT07383844Recruiting
Physical activity for teens with IBD
This study looks at what helps or stops teenagers with inflammatory bowel disease (Crohn's disease or ulcerative colitis) from being physically active. It involves completing questionnaires and an interview to understand your experience.
NiceAges 10–17 - NCT06838702Recruiting
Liver transplant bone health study
This study collects information from people getting a liver transplant. It looks at bone health and mineral levels in the body to better understand how they change after transplant.
Bologna, BolognaAges 18 years+ - NCT07371559Recruiting
Comparing 3D scans and photos to measure food intake
This trial tests two ways to measure how much food people eat: a 3D body scan and a simple photo method. It's looking for healthy adults or people who are underweight but otherwise healthy.
Shenzhen, GuangdongAges 22–40 - NCT07375069Recruiting
Heart health in type 2 diabetes patients in Italy
This study looks at heart disease risk and how diabetes medications are used in people with type 2 diabetes. It may help doctors better manage your heart health.
Naples, NapoliAges 18 years+ - NCT04595630Recruiting
Testing heart blood markers to spot early bypass blockage
This study checks whether heart blood tests can predict early blockage of a coronary bypass graft soon after bypass surgery. It may help doctors identify patients at higher risk sooner so they can monitor or treat problems earlier.
ZagrebAges 18 years+ - NCT07344480Recruiting
Study on heart disease in children with RASopathy
This study looks at medical records of children with a genetic condition called RASopathy who developed thickened heart muscle and needed hospital care for heart failure in their first six months of life. The goal is to understand how the heart condition progresses over time.
MünchenAges 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 - 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+ - NCT06878105Recruiting
Blood management study for surgical patients
This study looks at how hospitals manage your blood during and after planned surgeries that have a moderate to high risk of bleeding. It aims to find better ways to reduce blood loss and the need for transfusions.
BudapestAges 18 years+ - NCT04252989Recruiting
Atropine eye drops for slowing worsening nearsightedness in kids
This trial studies using low-dose atropine eye drops to help slow worsening nearsightedness (myopia) in children. It may help kids whose myopia is actively getting worse, depending on how consistently the drops are used.
Saint-EtienneAges Up to 18 years - NCT06026241Recruiting
End-of-life care for older patients: a review
This study looks at the care and treatments that patients over 75 receive in their final week and final day of life in a hospital geriatric unit. The goal is to understand what happens and find ways to improve comfort and support at the end of life.
Saint-EtienneAges 75 years+ - NCT05984069Recruiting
Fatigue and frailty after ICU stay
This study looks at how feeling weak or frail after an ICU stay affects tiredness. It aims to find better ways to help people recover from serious illness.
Saint-EtienneAges 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 - NCT07280091Recruiting
Skin and gut bacteria in Netherton syndrome
This study looks at the bacteria on the skin and in the gut of people with Netherton syndrome, a condition that affects the skin barrier and often causes allergies. It also compares these findings to healthy volunteers to understand how the microbiome might be different.
Paris, Île-de-France RegionAges 10 years+ - NCT05312164Recruiting
Study collects heart procedure measurements for coronary artery disease
This study helps collect measurement data during a heart catheter procedure when coronary disease is suspected. You may be eligible if you’re having a catheter-based evaluation and doctors plan to assess blood flow to determine how severe a new heart blockage is.
Palo Alto, CaliforniaAges 18 years+ - NCT07273422Recruiting
Smart insoles study for healthy adults
This trial is testing a new smart insole that tracks your body's signals while you walk. You'll visit the study center once a week for 4 weeks to test the insoles.
Williamsport, PennsylvaniaAges 18–90 - NCT07270744Recruiting
Lung Sound Study with Eko Devices
This study uses a digital stethoscope to record lung sounds from adults with or without lung conditions. It aims to collect data that may help improve detection of breathing problems.
Mumbai, MaharashtraAges 18 years+ - NCT04342234Recruiting
Neural network tool to measure cleft palate from scans
This trial studies a computer “neural network” that uses existing dental impressions, scans, and photos to measure cleft palate features. The goal is to reduce the amount of repeated cleft lip and palate clinic work for patients and families.
BaselAges Any age
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Common questions
- Are there clinical trials for data collection?
- Yes. Clin2 currently lists 328 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.