Crystal R. Hill|Jan N. Hughes
An examination of the convergent and discriminant validity of the Strengths and Difficulties Questionnaire.
Texas A&M University|Texas A&M University
study examined factor structure parent teacher versions strengths difficulties questionnaire sdq r goodman 1997 sample firstgrade children risk educational failure 5factor model previously found studies using exploratory factor analysis fit data parent teacher questionnaires fit indices versions marginally adequate model fit comparable across gender ethnic groups factor fit parent questionnaire invariant across parent educational level examination convergent discriminant validity included peer evaluations sdq construct thus five constructs evaluated three sources parent teacher child basis campbell w fiskes 1959 multitraitmultimethod approach well confirmatory factor analysis using correlated uniqueness model sdq good convergent validity relatively poor discriminant validity