PTQ
Perseverative Thinking Questionnaire
Original Validation:
Ehring, T., Zetsche, U., Weidacker, K., Wahl, K., Schönfeld, S., & Ehlers, A. (2011). The Perseverative Thinking Questionnaire (PTQ): Validation of a content-independent measure of repetitive negative thinking. Journal of Behavior Therapy and Experimental Psychiatry, 42, 225-232.
Ehring, T., Zetsche, U., Weidacker, K., Wahl, K., Schönfeld, S., Ehlers, A. (2011)
Colombia Validation:
Bianchi, J. M., Vélez-Ocampo, C. H., Vargas-Nieto, J., Gaitán-Camelo, M. I., Valencia-Granados, C. L., Ehring, T., & Ruiz, F. J. (en revisión). Psychometric properties of the Perseverative Thinking Questionnaire (PTQ) and its short form (PTQ-9) in a Colombian sample.
Bianchi, J. M., Vélez-Ocampo, C. H., Vargas-Nieto, J., Gaitán-Camelo, M. I., Valencia-Granados, C. L., Ehring, T., Ruiz, F. J. ()