Perceived vulnerability to disease: Development and validation of a 15-item self-report instrument

被引:547
作者
Duncan, Lesley A. [1 ]
Schaller, Mark [1 ]
Park, Justin H. [2 ]
机构
[1] Univ British Columbia, Dept Psychol, Vancouver, BC V6T 1Z4, Canada
[2] Univ Bristol, Dept Expt Psychol, Bristol 1TU, Avon, England
关键词
Perceived vulnerability to disease; Disease avoidance; Scale validation; INDIVIDUAL-DIFFERENCES; INTERGROUP ATTITUDES; AVOIDANCE MECHANISMS; DISGUST SENSITIVITY; PEOPLE; SCALE; SOCIOSEXUALITY; VARIABILITY; PERSONALITY; NEED;
D O I
10.1016/j.paid.2009.05.001
中图分类号
B84 [心理学];
学科分类号
04 ; 0402 ;
摘要
Many phenomena in the realm of social cognition and behavior are influenced by the extent to which individuals perceive themselves to be vulnerable to infectious diseases. Existing individual-difference measures that might assess this construct are limited in their applicability. This article reports the development and psychometric evaluation of a 15-item perceived vulnerability to disease questionnaire, designed to assess individual differences in chronic concerns about the transmission of infectious diseases. Data from 1539 respondents revealed that the 15 items loaded on two internally consistent subscales. One subscale assesses beliefs about one's own susceptibility to infectious diseases (Perceived Infectability); the other assesses emotional discomfort in contexts that connote an especially high potential for pathogen transmission (Germ Aversion). Additional analyses provide evidence bearing on the convergent, discriminate, and predictive validity of each subscale. (C) 2009 Elsevier Ltd. All rights reserved.
引用
收藏
页码:541 / 546
页数:6
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