Читать книгу The Pocket Guide to Critical Appraisal - Iain K. Crombie - Страница 25

The phrase clinical trial is often used as shorthand for an RCT. However, clinical trial can refer to studies in which patients are allocated treatment in a non‐random way (non‐randomised studies). For example, cohort studies can be used to assess effectiveness: a group of treated patients and an independent control group are followed up to see which group gains most benefit.