Clinical Trials Statistical Methods
Overview
Comprehensive clinical trial design and analysis methods in R covering sample size calculation, randomization, interim analyses, multiplicity adjustment, and regulatory-compliant statistical methods.
Sample Size Calculation
Two-Group Comparisons
library(pwr)
# Two-sample t-test
pwr.t.test(
d = 0.5, # Cohen's d effect size
sig.level = 0.05,
power = 0.80,
type = "two.sample",
alternative = "two.sided"
)
# Prop
[Description truncada. Veja o README completo no GitHub.]