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Strengths And Difficulties Questionnaire (SDQ)

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(1) Strengths and Difficulties Questionnaire – SDQ (Goodman, 2001). The SDQ is a behavioural screening questionnaire that has 25 items and is used for children aged from 3 to 16 years old. The 25 items encompasses 5 sub-items: emotional symptoms, hyperactivity/inattention, pro-social behaviour, conduct problems, and peer relationship problems. Each item is rated on a 3-point Likert scale from “not true” to “certainly true”. A total score is obtained by adding the items on 4 subscales (except the pro-social behaviour, that is considered a stand alone strength measure). According to Goodman and Scott (1999), the SDQ is as accurate as the Child Behaviour Checklist (CBCL) to detect conduct and emotional problems, and better to identify inattentive

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