Clinical trials
Questionnaire clinical trials
Below are recruiting questionnaire clinical trials, each written for real people, not researchers. We’re tracking 1,132 recruiting studies, each written for real people, not researchers, below.
Recruiting studies
- NCT07490379Recruiting
Home vs. Hospital Brain Stimulation for Depression
This trial compares doing transcranial direct current stimulation (tDCS) at home versus in the hospital to see if it works as well for depression. tDCS uses a mild electrical current on the scalp to help improve mood.
AngletAges 18 years+ - 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+ - NCT07455942Recruiting
Understanding why anal cancer diagnosis is delayed
This study looks at the reasons and delays in diagnosing anal cancer. It aims to help doctors detect it earlier in the future.
AngersAges 18 years+ - NCT07622095Recruiting
Testing a new mobility measure for older hip fracture patients
This study validates a new tool called the New Mobility Score that measures how well older adults recover their ability to move after hip fracture surgery. Researchers are testing whether this French version accurately reflects patients' real-world mobility and recovery.
LyonAges 75 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+ - NCT07844694RecruitingPhase 1
Low-dose sirolimus for patients with RUNX1 platelet disorder
This trial tests whether a low dose of sirolimus, a drug that calms the immune system, can help improve blood counts and reduce bleeding risk in people with a genetic condition called RUNX1 familial platelet disorder. If it works, it might lower the chance of developing serious blood problems later.
Portland, OregonAges 18 years+ - NCT07452458RecruitingPhase 3
Pulsed vs standard radiation for newly diagnosed glioblastoma
This trial tests a new way of giving radiation therapy (pulsed) compared to standard radiation for people with a specific type of glioblastoma (IDH wildtype, MGMT unmethylated). The goal is to see if the pulsed approach helps with thinking and memory while still treating the tumor.
Irvine, CaliforniaAges 18 years+ - NCT07677631Recruiting
Emotional allodynia in fibromyalgia: a questionnaire study
This study compares how people with fibromyalgia and those with other long-term pain conditions experience emotional pain (like feeling hurt by emotions). You will fill out a questionnaire about emotional sensitivity. The goal is to see if emotional allodynia (pain from emotions) is more common in fibromyalgia.
BariAges 18 years+ - NCT07516366RecruitingPhase 2
Immunotherapy before surgery for clear cell kidney cancer
This trial tests whether giving two immunotherapy drugs before surgery can safely shrink kidney cancer tumors and help your body fight the cancer. You would receive the drugs before your scheduled surgery, and then your cancer would be removed as planned.
Irvine, CaliforniaAges 18 years+ - NCT07854899Recruiting
Study of advanced retinal degeneration natural history
This study follows people with advanced retinal degeneration (RCD) to learn how the disease progresses over time. It does not test a new treatment, but the information may help design future treatments.
GhentAges 18 years+ - NCT07467499Recruiting
How leisure activities affect quality of life in low back pain
This study looks at how your hobbies and free-time activities might improve your quality of life if you have long-term low back pain (pain that lasts 12 weeks or more). You will answer questionnaires about your daily life and what you enjoy doing.
BrusselsAges 18 years+ - 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+ - 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 - NCT07487844Recruiting
Electric field therapy for breast cancer that has spread
This trial tests a new way to treat breast cancer that has spread to the skin or just under the skin. It uses short electric pulses to target tumors without cutting. The goal is to see if this approach can safely destroy cancer cells in those spots.
San Francisco, CaliforniaAges 18 years+ - NCT07856394Recruiting
Adding a special type of radiation to standard palliative radiation
This study tests whether adding a special type of radiation to standard palliative radiation helps reduce symptoms like pain, shortness of breath, or bleeding. It's for people with tumors that can't be removed and are large.
Scottsdale, ArizonaAges 15 years+ - NCT07831707Recruiting
Walking and attention study for people with one leg amputation
This study looks at how attention and surroundings affect walking in people with a lower leg amputation. It may help improve mobility and independence.
Richmond, VirginiaAges 18 years+ - NCT07872670Recruiting
Virtual reality to help recovery after hip or knee replacement
This study uses virtual reality (a computer-generated 3D environment you wear a headset for) alongside your usual care to help with recovery after hip or knee replacement surgery. It may help reduce pain or improve how well you move after surgery.
Inverness, HighlandsAges 18 years+ - NCT07832643Recruiting
Allergy and breathing problems in babies at 12 months
This study follows full-term babies from birth to 12 months to see if allergies affect breathing problems. It may help doctors understand and prevent respiratory issues in infants.
Amiens, PicardieAges Up to 1 year - NCT07833280Recruiting
Pelvic pain, movement, sleep, and quality of life in women
This study looks at how chronic pelvic pain affects movement, sleep, and daily life in women. It may help find better ways to support women with this condition.
Kırşehir, MerkezAges 18–65 - NCT07599150Recruiting
Brain mapping study for epilepsy and breathing patterns
This research studies how the brain controls breathing in people with drug-resistant epilepsy. Researchers use special electrodes placed in your brain during surgery to map these connections and better understand seizures.
Bron, RhoneAges 18–55 - NCT07673562Recruiting
A simple test to detect heart failure early in adults over 55
This study tests a simple questionnaire and heart test to find hidden heart failure in people over 55. It aims to catch the condition early so treatment can start sooner.
Saint-Denis, ReunionAges 55 years+ - NCT07564648Recruiting
Menthol Cigarette Study: How Different Brands Affect Smoking
This study compares how your body and mind respond to your usual menthol cigarettes versus a new menthol cigarette. Researchers want to understand how different menthol cigarettes affect smoking behavior and cravings over two weeks.
Columbus, OhioAges 21 years+ - NCT07829601Recruiting
Doctors' prevention habits study
This study looks at how doctors and medical residents prevent disease. If you are a doctor or medical resident, you can join and share your habits to help improve healthcare.
Clermont-FerrandAges Any age - NCT07839546Recruiting
Following diabetes and obesity care guidelines
This study looks at how doctors in Greece follow recommended care for type 2 diabetes and obesity. It aims to improve patient care by understanding current practices.
ThessalonikiAges Any age
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Common questions
- Are there clinical trials for questionnaire?
- Yes. Clin2 currently lists 1,132 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.