Clinical trials
Cohort Studies clinical trials
Below are recruiting cohort studies clinical trials, each written for real people, not researchers. We’re tracking 570 recruiting studies, each written for real people, not researchers, below.
Recruiting studies
- NCT04140071Recruiting
Web survey study of eating habits in Québec
This study follows people’s eating habits using an online survey over time. It may help researchers understand what and how people in Québec eat and how habits change.
QuébecAges 18 years+ - NCT04162171Recruiting
SBRT treatment study for steady heart rhythm VT
This study looks at using SBRT (high-precision radiation) to treat a dangerous, steady heart rhythm called monomorphic VT. It is meant for people who keep having VT even after prior ablation attempts and after trying a class III “rhythm-stabilizing” medicine.
Halifax, Nova ScotiaAges Any age - NCT04252781Recruiting
Study for people with new or suspected COPD risk
This study follows people who currently smoke and people who may have newly found COPD (chronic obstructive lung disease) based on breathing test results. It aims to better understand lung disease in real life and what it means for health over time.
Créteil, Île-de-France RegionAges 35 years+ - NCT04330963Recruiting
Cohort study of causes of daytime sleepiness and sleepiness disorders
This study follows people with frequent daytime sleepiness (sometimes from narcolepsy or hypersomnia) and compares them with matched healthy people, including some with sleep apnea. The goal is to better understand what causes sleepiness and to improve how these conditions are recognized and measured.
BernAges 10–70 - NCT04413331Recruiting
Study follows adults with vasculitis over time
This observational study follows adults with vasculitis (inflammation of blood vessels) during an active flare or relapse. It aims to better understand how the disease changes over time and may help researchers plan future treatments.
ParisAges 18 years+ - NCT04424992Recruiting
Observing hospitalized adults with COVID-19 lung infection
This study follows adults who are hospitalized with COVID-19 in the lungs. The goal is to better understand how COVID-19 behaves in the hospital over time.
MonzaAges 18 years+ - NCT04457713Recruiting
Study of off-label anti-cancer drugs in adults
This study follows adults with cancer who are receiving anti-cancer medicines that are being used “off-label” (not exactly as the usual label says). It aims to learn about how these treatments are used in real life and what outcomes people experience.
OsloAges 18 years+ - NCT04499066Recruiting
Mental health study during early pregnancy in Guangzhou
This study follows pregnant people in early pregnancy to better understand mental health during the perinatal (pregnancy and around delivery) period. It may help the clinic improve support for mental well-being before and after birth.
Guangzhou, GuangdongAges Any age - NCT04502511Recruiting
Study of different patterns of critical illness in ICU patients
This study looks at how critical illness can vary from person to person in the intensive care unit (ICU). It mainly helps researchers understand these differences and may improve future care for ICU patients.
Groningen, Provincie GroningenAges 18 years+ - NCT04535843Recruiting
Precision testing study for myasthenia gravis in China
This study follows people with suspected or confirmed myasthenia gravis (a condition that causes muscle weakness that gets worse with use). It uses several specialized nerve and antibody tests to make a more precise diagnosis and tracks you over time to see how well these methods work.
Shanghai, Shanghai MunicipalityAges birth–90 years - NCT04544527Recruiting
Study risks for heart disease in older people with diabetes
This study follows older adults with diabetes to understand what factors may raise the risk of heart disease. It may help doctors spot risks earlier in people like you.
Suzhou, JiangsuAges 65–100 - NCT04573283Recruiting
Study of fatty liver in adults in China
This study follows adults with fatty liver to learn more about how it progresses and what patterns are common. It may help improve future ways of identifying and monitoring fatty liver.
Guangzhou, GuangdongAges 18–80 - NCT04650607Recruiting
Phage therapy safety check in serious infection patients
This study checks the safety of using phage therapy (viruses that target certain bacteria) in adults being treated for serious infections. If you meet the safety rules, your care team may enroll you to help confirm phage treatment is safe.
LyonAges 18 years+ - NCT04665674Recruiting
Study of adults with pulmonary Langerhans cell histiocytosis
This study follows adults with a specific lung condition to better understand how it behaves over time. If you have the right diagnosis, joining could help researchers learn what to expect and how to manage it.
ParisAges 18 years+ - NCT04682470Recruiting
Research study following young adults with cancer
This is an observational study that follows young adults with a confirmed cancer diagnosis to learn more about their experience and care. It does not test a new drug, but your information may help improve future cancer treatment and support.
Amsterdam, North HollandAges 18–39 - NCT04707105Recruiting
Study of brain bleeding in hospitalized adults
This study follows adults who are hospitalized after a type of brain bleed called primary intracerebral hemorrhage. It mainly tracks what happens after the bleeding to help doctors understand outcomes and care needs.
Hangzhou, ZhejiangAges 18 years+ - NCT04815525Recruiting
Long-term bowel cancer risk after colonoscopy in Hong Kong
This study follows people in Hong Kong over time to learn how the future risk of advanced colon growth changes after they have a colonoscopy. It may help doctors better predict who needs closer follow-up in the years after a colonoscopy.
Shatin, New TerritoriesAges Any age - NCT07289711Recruiting
Study of ARDS subtypes for targeted treatment
This study looks at different types of inflammation in patients with Acute Respiratory Distress Syndrome (ARDS), a serious lung condition. It aims to find which treatments work best for each subtype.
Nanjing, JiangsuAges 18 years+ - NCT07238894Recruiting
Freezing and heating breast cancer without surgery
This study tests a combination of freezing and heating (cryoablation and thermal ablation) to treat breast cancer in patients who cannot have surgery. It may help shrink or control tumors while avoiding general anesthesia.
BeijingAges 18–80 - NCT04955210Recruiting
Study of data sharing in children with severe infections
This trial builds a shared medical data system to better understand severe pneumonia and sepsis in children. Your participation helps clinicians and researchers learn from many cases to improve future care.
Shanghai, Shanghai MunicipalityAges 4 weeks–18 years - NCT04988672Recruiting
Tracking outcomes after heart attacks to improve care
This study follows people after an acute heart attack (AMI) to learn what care is used and what outcomes happen over time. Your information may help doctors optimize how heart attack care is delivered in the future.
LucerneAges 18 years+ - NCT04992923Recruiting
Study of people with confirmed heart valve infection
This is an observational study that follows people with confirmed infective endocarditis (a serious infection of the heart lining or heart valves). It may help doctors better understand the illness and improve care.
ParisAges 18 years+ - NCT05023564Recruiting
Dementia care study following people with a steady caregiver
This study follows people diagnosed with dementia over time, with the help of a consistent caregiver, to better understand how dementia changes. It may help by adding new information that could improve future care and planning for families.
BeijingAges 18 years+ - NCT05112016Recruiting
Study of surgery outcomes after rectal cancer
This study follows people who had surgery for rectal cancer to understand long-term recovery and quality of life. You may be asked to complete questionnaires before surgery and again after the stoma is reversed, and your answers help researchers improve care.
Winterthur, Canton of ZurichAges 18 years+
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Common questions
- Are there clinical trials for cohort studies?
- Yes. Clin2 currently lists 570 recruiting cohort studies 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 cohort studies 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 cohort studies 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.