Cognitive intervention based on Positive Emotion-Engagement Relationship-Meaning-Achievement theory in patients with depression and insomnia: Application value

Figure 2 Comparison of patient sleep quality. ^aP < 0.05 vs pre-intervention; ^bP < 0.05 vs control group. A: Comparison of patient sleep quality scores; B: Comparison of patient sleep time scores; C: Comparison of patient sleep disorder scores; D: Comparison of patient hypnotic drug scores; E: Comparison of daytime functional impairment scores among patients; F: Comparison of patient sleep time scores; G: Comparison of patient sleep efficiency scores; H: Comparison of total Pittsburgh Sleep Quality Index scores among patients.