Efficacy of Acupuncture for Primary Insomnia: A Randomized Controlled Clinical Trial

Figure 2

Change in Pittsburgh Sleep Quality Index and subscale scores at different times. Using repeated measures and multivariate analysis of variance (MANOVA) process of the general linear model and giving comparison among different groups and different measure time pairwise. ^†𝑃<0.05, versus sham acupuncture group at the same time point. ^△𝑃<0.05, versus estazolam group at the same time point.