A study on the reliability and validity of the Chinese revised version of Barratt Impulsiveness Scale in Chinese college student with a web-based survey / 预防医学

ABSTRACT

Objective TheaimofthestudywastoexaminethepsychometricpropertiesoftheChineserevisedversionof BarrattImpulsivenessScale11th(BIS-11)inChinesecollegestudentwithaweb-basedsurvey.Methods Atotalof 2 295 college students were enrolled in the survey,and were divided into two groups.The first group was used for item and factoranalysis,andthesecondgroupwasusedforconfirmatoryfactorsanalysis.Results ItemanalysisindicatedthatBIS-11 had satisfactory item discrimination,except the item 29.Three -factor model of BIS -11 was well documented with exploratory factor analysis (explained 45.526%of total variance)and confirmatory factor analysis (GFI,AGFI,TLI,CFI, RMSEA was 0.872,0.851,0.853,0.864,0.064,respectively).The internal consistency of the total scale and the three subscales using coefficient alpha was in the range of 0.833-0.913.The split-half reliability of the total scale and the three subscales using Spearman-Brown Coefficient was in the range of 0.827-0.907.Furthermore,the female college students in the present study had higher scores on the total scale,cognitive (attention)impulsiveness factor,and motor impulsiveness factor than the male college student (P <0.01 ).The individuals with GHQ -12 (the twelve -item General Health Questionnaire)screen-positive had higher scores on the total scale and the three factors than the subjects with GHQ-12 screen-negative(P<0.01).Conclusion TheresultsofpresentstudysuggestedthattheChineserevisedversionofthe Barratt Impulsiveness Scale 1 1 th could be used as a tool of impulsiveness assessment in web-based survey.