Dimensionality and cross‐language invariance of Pittsburgh Sleep Quality Index among Indian adolescents and adults
Ashutosh Pandey,
Vishnukant Tripathi,
Meenakshi Shukla
et al.
Abstract:SummarySleep quality, key to physical and mental health, requires regular assessment in clinical and non‐clinical settings. Despite widespread use, the dimensionality of the Pittsburgh Sleep Quality Index (PSQI) is debated, and its Hindi version's factor structure remains unexplored. Our study evaluates the PSQI's dimensionality among Indian adolescents and adults aiming to demonstrate cross‐language (Hindi and English) invariance of its factor structure. The PSQI showed satisfactory item reliability, and a be… Show more
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