Clinical trials
Questionnaire clinical trials
Below are recruiting questionnaire clinical trials, each written for real people, not researchers. We’re tracking 1,134 recruiting studies, each written for real people, not researchers, below.
Recruiting studies
- NCT07822945Recruiting
Diabetes technology knowledge among healthcare workers
This study asks healthcare workers at a specific hospital about what they know about diabetes technology. It aims to find gaps in knowledge so better training can be given.
ThessalonikiAges Any age - NCT07822997Recruiting
Quality of Life Questionnaire for Pulmonary Hypertension in Brazil
This study is testing a questionnaire (EMPHASIS-10) to measure quality of life in people with pulmonary hypertension. The goal is to adapt it for Brazilian Portuguese speakers so doctors can better understand how the disease affects daily life.
Porto AlegreAges 18 years+ - NCT06112964Recruiting
Brain and behavior changes in cancer-related weight loss
This study looks at changes in thinking, behavior, and brain structure that can happen when people with cancer lose weight and appetite (called cachexia). Researchers will use questionnaires and brain scans to understand these changes, which may help improve care for people with cancer.
CambridgeAges 18 years+ - NCT03966612Recruiting
Monitoring people with MEN1 and related hormone gland tumors
This study follows people who have Multiple Endocrine Neoplasia type 1 (MEN1), a genetic condition that can cause tumors in hormone glands. It aims to monitor symptoms and lesions over time to better understand how the condition progresses and how to manage it.
DijonAges Any age - NCT07795216Recruiting
Affordable physical therapy for people with serious injuries
This trial tests a low-cost, personalized physical therapy program for people with serious injuries from accidents or trauma. It aims to help recovery without putting extra financial strain on you.
Nijmegen, GelderlandAges 18 years+ - NCT07790718Recruiting
Exercise program to prevent colorectal cancer after prostate radiation
This study tests whether an exercise program can help prevent colorectal cancer in men who have had pelvic radiation for prostate cancer. It involves using an iPhone app to track activity and attending exercise sessions.
Duarte, CaliforniaAges 40–80 - NCT05491577Recruiting
Diabetes foot nerve disease patients without ulcers
This study looks at what affects changes in quality of life in people with diabetes who have a long-term, wound-free Charcot foot. It may help doctors understand what matters most for day-to-day wellbeing in this condition.
Boulogne-sur-Mer, Pas-de-CalaisAges 18 years+ - NCT07781267Recruiting
Long-term outcomes of congenital adrenal hyperplasia
This study looks at the long-term experiences of adults with classic congenital adrenal hyperplasia (CAH), a condition affecting hormone production. It aims to understand patient satisfaction and health outcomes over time.
LilleAges 18–65 - NCT07767331Recruiting
Patient-reported outcomes for type 2 diabetes
This trial asks people with type 2 diabetes to fill out a questionnaire about their health and daily life. The answers help doctors in general practice provide better care.
AarhusAges 18 years+ - NCT07775534Recruiting
Tear fluid test for glioblastoma detection
This study looks at tear fluid to find tiny particles released by glioblastoma tumors, which could offer a new way to monitor the disease. Participation involves a simple, non-invasive tear collection with a small paper strip.
Duarte, CaliforniaAges 18 years+ - NCT07768449Recruiting
Counseling support for older cancer survivors
This study tests a counseling program designed to help people 65 and older who have finished cancer treatment and are now cancer-free. It aims to improve emotional well-being and quality of life.
Basking Ridge, New JerseyAges 65 years+ - NCT05924555Recruiting
Exercise testing in inherited fatty acid breakdown disorders
This study checks how well people with long-chain fatty acid breakdown disorders tolerate exercise. It may help doctors better understand exercise limits and how to manage symptoms during activity.
Amsterdam, North HollandAges 18 years+ - NCT06362538Recruiting
Heart health prevention program
This trial tests a program to help prevent heart problems in people who have not had a heart attack or stroke. It is for adults aged 30 and older.
Cotignola, RavennaAges 18–30 - NCT07760480RecruitingPhase 4
Intensified treatment for lupus nephritis
This study tests whether adding a drug called voclosporin to the usual treatment for lupus nephritis (a kidney disease caused by lupus) can better reduce kidney inflammation. It also looks at the role of immune cells in this process.
AmsterdamAges 16–70 - NCT06587724Recruiting
Testing a questionnaire for myositis
This study is testing a new questionnaire called the BETY-BQ to see if it is a good tool for measuring how well people with myositis are doing—things like symptoms and function. The goal is to make it easier for doctors to track your progress over time.
Ankara, AltındağAges 18 years+ - NCT06591702Recruiting
Testing a quality-of-life questionnaire for kidney disease
This study tests a questionnaire (BETY-BQ) to see how well it measures quality of life in people with kidney disease, on dialysis, or after a kidney transplant. It will help doctors better understand your symptoms and daily life.
Ankara, AltındağAges 18 years+ - NCT06587477Recruiting
Fertility in Men Who Had Cancer as Children
This study examines testicular function and semen quality in men who were treated for cancer before age 18 and are now in remission. It aims to understand how childhood cancer treatments affect long-term fertility.
Hong KongAges 18–50 - NCT06317714Recruiting
Long-term follow-up and quality of life after cancer treatment
This study follows patients over time to see how anticancer treatments affect their quality of life. It's for adults who receive special cancer drugs and also get other support at the Rafael Institute.
Levallois-Perret, Institut RafaelAges 18 years+ - NCT07736222Recruiting
Does chewing affect artery stiffness in healthy adults?
This study looks at how your oral health and chewing habits might relate to your artery stiffness—a measure of heart health. Researchers will test participants' chewing ability and check their arteries using simple, non-invasive methods.
Innsbruck, TyrolAges 18 years+ - NCT07735078Recruiting
Smart balance and thinking exercise for older adults
This study tests a smart digital tool that combines balance and thinking exercises to help older adults stay steady and prevent falls. If you are 55+ and can walk a short distance, you may be able to join.
Taipei, TaipeiAges 55 years+ - NCT07736872Recruiting
Sleep apnea screening in diverse groups
This study is screening people from different backgrounds for obstructive sleep apnea (a condition where breathing stops and starts during sleep). It uses a sleep test and questionnaires to see if you might have it.
Guangzhou, GuangdongAges 18–80 - NCT06499623Recruiting
Early detection of malnutrition in cancer and older patients
This study tests a way to spot malnutrition early in cancer patients and older adults who are in the hospital. It aims to help doctors catch and treat nutrition problems sooner.
BrnoAges 18 years+ - NCT06626178Recruiting
AI for preventing smoking-related diseases
This study uses artificial intelligence to analyze CT scans and other health data to better identify people at risk for smoking-related diseases like lung cancer. Researchers hope to improve early detection and prevention.
MilanAges 18 years+ - NCT07728006Enrolling by invitation
Bronchiectasis quality of life questionnaire study for children and teens
This study aims to create a quality of life questionnaire specifically for children and teenagers with bronchiectasis. You can help by sharing your experiences through questionnaires, which will help doctors better understand how bronchiectasis affects daily life.
BirminghamAges 2 years+
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Common questions
- Are there clinical trials for questionnaire?
- Yes. Clin2 currently lists 1,134 recruiting questionnaire 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 questionnaire 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 questionnaire 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.