Cross-Cultural Adaptation and Evidence of Validity of the Perseverative Thinking Questionnaire (PTQ)

ABSTRACT The present study aimed to cross-culturally adapt the Perseverative Thinking Questionnaire (PTQ) to Brazilian Portuguese and gather evidence of validity based on internal structure, reliability, and relationships with other variables. The sample consisted of 350 individuals (80.3% women; Ma...

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Bibliographic Details

Published in:	Avaliação Psicológica
Main Authors:	Daiane Rocha de Oliveira, Thomas Ehring, Murilo Ricardo Zibetti
Format:	Article
Language:	Portuguese
Published:	Instituto Brasileiro de Avaliação Psicológica (IBAP) 2026-04-01
Subjects:	Repetitive negative thinking worry rumination transdiagnosis psychometry
Online Access:	http://pepsic.bvsalud.org/scielo.php?script=sci_arttext&pid=S1677-04712026000100202&tlng=en