psychometric properties of a screening instrument for domestic violence in a sample of iranian women

conclusions the used instrument for measuring domestic violence had desirable validity and reliability and can be used as a suitable instrument in health and social researches in the local population. results the self-administered instrument was completed by 334 women. the cfa and efa methods confirmed embedding items and the three-factor structure of the instrument including psychological, physical, and sexual violence, which explained 66% of the total variance of the domestic violence. the icc and cronbach’s alpha coefficients were > 0.7 for the components of the questionnaire. the test-retest also revealed strong correlations for each of the domestic violence components (r > 0.6). objectives the present study aimed to design and determine the validity and reliability of a screening instrument for domestic violence in a sample of iranian women. materials and methods the present study was a cross-sectional psychometric evaluation conducted on 350 married women in ilam, iran, in 2014. the samples were selected through multistage sampling and the main method was cluster sampling. a 20-item, self-administered questionnaire was validated by exploratory factor analysis (efa) and confirmatory factor analysis (cfa). an eigen value > 1 and a loading factor > 0.3 for each component were considered as indices for extracting domestic violence components. reliability was calculated by test-retest and cronbach’s alpha. also, the content validity index (cvi) and content validity ratio (cvr) were used to measure content validity. the data were analyzed using spss-13 and lisrel 8.8 software programs. background domestic violence against women is regarded as an important health problem among women and a serious concern in issues related to human rights. to date, a few screening tools for domestic violence exist for iranian married women, but they assess only some of the domestic violence components.