Confiabilidad y validez de la escala de impulsividad de Barratt (BIS-11) en adolescentes

Abstract

Background: The Barratt Impulsivity Scale (BIS) is one of the most commonly used scales for the assessment of impulsiveness. This report describes the reliability and validity of the BIS-11. Subjects and Methods: The study was conducted in high school students (n = 763). The reliability was evaluated with analysis of internal consistency and homogeneity of the items. For the validity Pearson coefficient of correlation and the student t-test for independent sample were used. Results: The scale obtained a Cronbach alpha coefficient of 0,77, and the total scores of the scale correlated significantly with impulsivity according to DSM IV, impulsivity according to the teacher, suicide attempt and alcohol consumption. Conclusions: The BIS-11 is a valid and reliable measure of impulsivity in this population.

El papel de la dependencia emocional en la relación entre el apego y la conducta impulsiva

“…Impulsivity. Impulsivity scale of BARRAT BIS 11 (Salvo & Castro, 2013). This scale has been designed to evaluate impulsivity considering the construct from a multidimensional point of view.…”

Soledad, impulsividad, consumo de alcohol y su relación con suicidalidad en adolescentes

“…La puntuación total se obtiene de la suma de todos los ítems y puede oscilar entre 0 y 120 puntos. En nuestro medio ha sido validada en adolescentes, correlacionando positivamente con escala de impulsividad basada en conductas impulsivas descritas en DSM-IV, conductas impulsivas observadas por los profesores, conducta suicida y consumo de alcohol 36 . En el estudio actual obtuvo un coeficiente alfa de Cronbach fue de 0,77.…”

The Barratt Impulsiveness Scale-11 Among a School Sample of Portuguese Male and Female Adolescents

“…The BIS-11 has been translated and psychometrically validated among an array of adolescent samples from different cultures and languages (e.g., Hartmann et al 2011;Salvo and Castro 2013;von Diemen et al 2007;Yao et al 2007). Despite this fact, the BIS-11 has not been validated among a school sample of Portuguese adolescents.…”