Factor structure of the Brazilian version of Pediatric Daytime Sleepiness Scale.
Ferrari Junior GJ, Drake CL, Barbosa DG, Diego Andrade R, Santos Silva DA, and Erico Pereira GF. Factor structure of the brazilian version of pediatric daytime sleepiness scale. Chronobiol Int 2018;35(8):1088-1094.
The present study aimed to analyze the construct validity of the Pediatric Daytime Sleepiness Scale (PDSS) for the evaluation of the daytime sleepiness construct in adolescents through confirmatory factorial analysis. The cross-sectional study was carried out with a sample of 773 adolescents aged 14 to 19 years, enrolled in the state schools of Paranaguá, Paraná, Brazil. We investigated the sex, age, school year, study shift, occupational status, socioeconomic level and daytime sleepiness. The PDSS questions were not normal (p