Spanish validation of the short version of the racing and crowded thoughts questionnaire (RCTQ-13).

Background: The Racing and Crowded Thoughts Questionnaire (RCTQ-13) is the most widely used specific scale for the measurement of racing thoughts, but there is currently no Spanish version that allow the evaluation in Spanish-speaking patients. The objective of this study is to translate, adapt, and validate the RCTQ-13 in a Colombian population with affective disorders.

Methods: The questionnaire was translated and back-translated, and corrections were implemented following a pilot test to improve comprehensibility.