kohorttitutkimuksista
Kohorttitutkimukset, or cohort studies, are a type of observational study used in epidemiology and medical research to investigate the relationship between a potential cause (exposure) and an outcome (disease or condition). These studies follow a group of individuals, known as a cohort, over time to observe the incidence of the outcome in those exposed to the potential cause compared to those who are not.
Cohort studies can be prospective, where the cohort is followed forward in time to observe the occurrence
One of the key advantages of cohort studies is their ability to provide estimates of relative risk,
However, cohort studies also have limitations. They can be time-consuming and expensive, especially if the cohort