Measurement Invariance Across Youth and Parent SDQ Ratings?Abstract. The internal structure of the Strengths and Difficulties Questionnaire (SDQ) has been a controversial issue. The first purpose of this study was, therefore, to analyze the internal ...
Abstract. The internal structure of the Strengths and Difficulties Questionnaire (SDQ) has been widely discussed in the literature. The first purpose of this study was, therefore, to analyze the internal structure of the SDQ as completed ...