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
- NCT06853366Recruiting
Questionnaire validation study for urinary symptoms in neurological patients
This study tests a short questionnaire about how urinary treatments affect your daily life. It is for people with nerve-related bladder problems who have been on treatment for at least 3 months.
Paris, parisAges 18 years+ - NCT05312983Recruiting
Testing new hearing tests to better diagnose age-related hearing loss
This study is developing a set of hearing tests to more precisely identify age-related hearing loss. It may help you (or the study team) better understand what type of hearing problem you have and how to guide next steps.
ParisAges 18 years+ - NCT07351422Recruiting
A survey on Takayasu arteritis care in the UK
This UK-based study uses a questionnaire to learn about how people with Takayasu arteritis (a rare type of vasculitis) are treated and what they think about their care. If you have TAK, your answers can help doctors understand how to better manage this condition.
EdinburghAges 18 years+ - NCT07343466Recruiting
Stress and recovery after heart device implant
This study looks at how stress affects recovery and quality of life in people getting a heart device like a pacemaker or ICD. It aims to help improve care after implantation.
Essen, North Rhine-WestphaliaAges 18 years+ - NCT07349966Enrolling by invitation
Biopsy effects on children born after genetic testing
This study compares children born after preimplantation genetic testing with a small biopsy of the embryo to those born without such testing. It aims to see if the biopsy affects a child's health and development during their first year of life.
Milan, MilanoAges Up to 5 years - NCT07349927Recruiting
Parent training on toxins and baby's health
This study tests whether teaching parents about endocrine disruptors (chemicals that can affect hormones) can reduce the levels of these chemicals in newborns' urine. It aims to see if parent education can help protect babies from harmful substances.
BronAges birth–5 days - NCT07351916Recruiting
Asthma remission study for mild-to-moderate asthma
This study looks at whether adults with mild-to-moderate asthma can achieve remission. Remission means your asthma symptoms go away or become very well controlled. You will need to do breathing tests to take part.
Pathum Thani, Changwat Pathum ThaniAges 18 years+ - NCT07344753Recruiting
New training program for kids getting an MRI
This study tests a new simulation program to help young children (ages 3–6) prepare for an MRI scan. The goal is to make the experience less stressful and more successful.
NantesAges 3–6 - NCT06487364Recruiting
How much change in a Parkinson's quality-of-life test matters
This study looks at a short questionnaire (Parkinson's Disease Questionnaire-8) that measures how Parkinson's affects your daily life. The goal is to find out the smallest change in the questionnaire that really matters to patients.
IstanbulAges 40–80 - NCT07336537Recruiting
Testing talk-based data collection software for chronic pain
This study tests easy-to-use talk-based software to collect health information from people with chronic pain. It may help researchers learn if tools like these are helpful for managing pain at home or in a lab.
Cambridge, MassachusettsAges 18 years+ - NCT07339865Enrolling by invitation
Bladder symptoms study for teens moving to adult care
This study looks at how bladder problems, like frequent urination or leaks, affect teenagers and young adults as they switch from pediatric to adult doctors. The goal is to learn what helps you feel better and manage your health.
Ghent, East-FlandersAges 16–25 - NCT07337889Recruiting
Borderline personality as a relationship disorder study
This study compares people with borderline personality disorder, bipolar disorder, and healthy controls to understand how relationships are affected. It may help find better ways to support people with these conditions.
MontpellierAges 18–45 - NCT07339904Recruiting
Bowel Function After Rectal Cancer Surgery
This study follows people with rectal cancer who have surgery to remove part of the rectum. It looks at how bowel function changes over time, and whether different treatments before surgery affect recovery.
Edegem, AntwerpAges 18 years+ - NCT06862843Recruiting
Family eating habits and chronic inflammation study
This study looks at how eating habits and family health history relate to chronic inflammatory conditions like Crohn's disease, ulcerative colitis, and juvenile idiopathic arthritis. It aims to understand these links by studying families with a child or adult affected by these conditions, as well as healthy families.
Florence, ItalyAges Any age - NCT07326501Enrolling by invitation
Survey on AI use in medical research publishing
This study is a survey for lead researchers to share their views on using artificial intelligence in writing and reviewing scientific papers. It is not a treatment trial and does not involve any medical tests or procedures.
Nice, Alpes MaritimesAges Any age - NCT07328191Recruiting
Transfusion guided by quality of life for MDS or AML
This study is for people with MDS or AML who are not receiving treatment to cure the disease and need regular blood transfusions. It looks at whether using a quality-of-life questionnaire can guide transfusion decisions, to see if fewer transfusions can keep you feeling well.
NiceAges 18 years+ - NCT07328035Recruiting
Asthma remission in adults with severe asthma
This study looks at whether adults with severe asthma in Thailand can reach a state where their asthma symptoms go away (remission). You may join if you have severe asthma and can do the required breathing tests.
Pathum ThaniAges 18 years+ - NCT07332949Recruiting
Dialysis and its impact on sexuality
This study looks at how being on dialysis affects your sex life. It uses a questionnaire to understand your experiences and find ways to support you better.
Neuilly-sur-Seine, Île-de-France RegionAges 18 years+ - NCT06031025Recruiting
Study of tummy problems in at-risk infants
This study looks at how common stomach and gut issues are in babies who were born early or had problems at birth, and how these issues change over time.
RomaAges 3 months–2 years - NCT07324343Recruiting
Education for shoulder pain: which patients benefit most?
This study tests whether patients with different types of shoulder pain respond better to learning about their condition through education alone. You will receive information and advice to help you manage your pain without injections or surgery.
IstanbulAges 18–65 - NCT07315945Recruiting
Allergic rhinitis severity survey in ENT visits
This study is testing a questionnaire to measure how severe your allergic rhinitis (hay fever) symptoms are during your ear, nose, and throat (ENT) checkups. If you are an adult with allergic rhinitis being seen at the ENT department, you may be asked to fill out the survey to help improve care.
StrasbourgAges 18 years+ - NCT05989685Recruiting
Autism camouflaging questionnaire study for teens
This study is testing a new questionnaire designed to measure how much people with autism 'camouflage' or hide their autistic traits. It aims to better understand this behavior in teens and young adults.
HamburgAges 13–21 - NCT06186830Recruiting
Questionnaire for jaw and face pain
This study tests a special questionnaire (BETY-BQ) to see how well it measures the impact of jaw and face pain in people with temporomandibular disorders. It helps doctors better understand your symptoms and guide treatment.
Karabük, Karabük ProvinceAges 18–64 - NCT07315334Recruiting
Understanding nerve damage from chemotherapy
This study looks at how chemotherapy-related nerve damage affects daily activities like walking and standing. It includes people who currently have or have had nerve-damaging chemotherapy and are experiencing nerve pain or weakness.
SalzburgAges 18 years+
Hear when a new Questionnaire trial opens
We’ll email you when one opens — at most once a week, no account needed, unsubscribe anytime.
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.