Structural and construct validity of the Czech version of the Pittsburgh Sleep Quality Index in chronic insomnia.

CONCLUSIONS: The results highlight the issue of structural variance of the PSQI and in chronic insomnia point to the important role of the PSQI components of daytime dysfunction and sleep disturbances in showing comorbid symptoms with daytime sleepiness and psychopathology. PMID: 28456150 [PubMed - as supplied by publisher]
Source: Neuroendocrinology Letters - Category: Endocrinology Tags: Neuro Endocrinol Lett Source Type: research