Randomized Controlled Trial (RCT)
RCTAn experimental study where participants are randomly assigned to intervention or control groups. The gold standard for evaluating treatment efficacy. Minimizes selection bias and confounding.
Ví dụ
- Double-blind placebo-controlled
- Active comparator
- Crossover design
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An experimental study where participants are randomly assigned to intervention or control groups. The gold standard for evaluating treatment efficacy. Minimizes selection bias and confounding.