Exercise Improves Immune Function, Antidepressive Response, and Sleep Quality in Patients with Chronic Primary Insomnia

Table 3

Subjective scales on baseline and postexercise evaluations.

Variable	Baseline; ()	After exercise; ()
PSQI (score)	11.2 ± 3	6.8 ± 2	.001
*PSQI-SOL (min)	46.5 ± 22	22.0 ± 10^#	.005
PSQI-SE (%)	75.3 ± 29	81.8 ± 17	Ns
PSQI-TST (h)	4.6 ± 2	6.3 ± 2	.001
BDI (score)	9.3 ± 3	6.5 ± 5	.04

Paired Student’s -test or *Wilcoxon matched pairs test, significant results, ; ^#; data are expressed as mean ± SD. PSQI: Pittsburgh Sleep Quality Index; BDI: Beck Depression Inventory.