2.6. Statistical Analysis
SECONDARY
The trial was reported using the intention-to-treat analysis method. The difference in the DRSP scores (primary outcome) and PSS scores (secondary outcomes) from baseline to the end of the intervention was compared between the randomized groups using analysis of covariance (ANCOVA), and differences in scores reported as adjusted mean differences and 95% confidence intervals (i.e., adjusted for the baseline score as the covariate). Categorical outcomes were compared between groups using Chi-square tests. All tests were two-tailed and a 