highly significantp = 0.0003508
The mean Coeff_SL_PSQI_ACTI was 5.36, showing a highly significant difference from the null value (coeff. 1.0: t = 3.7947, df = 59, p = 0.0003508, 95% CI 3.059–7.651). 3.2 Group Analysis To address the primary research goal, two group analyses were performed: one for the differences between patients with insomnia with comorbid depressive disorders and those without and a second one for patients with insomnia with a BDI total score ≥14 (regardless of a history of depression) and those with insomnia and a BDI total score <14.