Use of the Extended Strengths and Difficulties Questionnaire (SDQ) to Predict Psychiatric Caseness in Hong Kong

The extended Strengths and Difficulties Questionnaire (SDQ) provides information on problem behaviours and impairment measures. Western studies found impairment measures to be as good as symptom scores in predicting clinical caseness. The high levels of comorbidities among child psychiatric disorders also meant that disorders not specifically captured by the questionnaire could be identified. This study examines its applicability among Chinese...