The conception, content validation, and test-retest reliability of the questionnaire for screen time of adolescents (QueST)

CONCLUSIONS: The QueST proved to be fair to excellent for measuring different screen time constructs. However, the item of videos (weekends) showed poor stability. The QueST demonstrates satisfactory content validity attested by the experts and adolescents.PMID:34174211 | DOI:10.1016/j.jped.2021.05.004
Source: Jornal de Pediatria - Category: Pediatrics Authors: Source Type: research