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Revista de Psicopatología y Psicología Clínica, 1(9)

DOI: 10.5944/rppc.vol.9.num.1.2004.3965

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Dimensiones de la sensibilidad a la ansiedad : evidencia confirmatoria de la estructura jerárquica

This paper is made freely available by the publisher.
This paper is made freely available by the publisher.

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Abstract

Aunque el índice de Sensibilidad a la Ansiedad (ASI; Reiss, Peterson, Gursky y McNally, 1986) es la escala más utilizada para la evaluación de la sensibilidad a la ansiedad (SA), su estructura aún no se conoce con precisión. En el presente estudio se analiza la estructura factorial de la versión española de la ASI con una muestra de 726 estudiantes universitarios (con un rango de edad de 18-34 años). Se ponen a prueba varios modelos alternativos, incluido un modelo factorial jerárquico. Los análisis fac-toriales exploratorios y confirmatorios indican que la ASI posee una estructura jerár-quica compuesta por 3 factores primarios y 1 factor de orden superior; los factores pri-marios se corresponden con los referidos por Zinbarg, Barlow y Brown (1997) y Stewart, Taylor y Baker (1997): SA-somática, SA-cognitiva y SA-social. No existían diferencias entre grupos de sexo. Se discuten algunas posibles implicaciones para la psicopatologia de los trastornos de ansiedad. Palabras clave; Sensibilidad a la ansiedad, ASI, trastornos de ansiedad, análisis facto-rial confirmatorio, EQS, análisis factorial jerárquico. Dimensions ofanxiety sensitivity: Confirmatory evidence for a hierarchic structure Although the Anxiety Sensitivity Index (ASI; Reiss, Peterson, Gursky & McNally, 1986) is the most frequently used measure of the anxiety sensitivity construct, its dimensio-nality is yet a controversial issue. The present study examined the factor structure of the Spanish ASI in a sample of 726 university students (ranging in age from 18 to 34 years). The authors tested soma current alternative models, including a hierarchical factor model. Exploratory and confirmatory factor analyses indicated a hierarchical factor structure consisting of 3 lower-order factors and 1 higher-order factor; the lower-order factors were conceptually similar to the ones reported by Zinbarg, Barlow & Brown (1997) and Stewart, Taylor & Baker (1997), i.e., physical concerns, cognitive dyscontrol concerns, and social concerns. No differences were found between males and females. Some implications of these findings for psychopathology ofanxiety disor-ders are discussed.