Social & Preventive Medicine Most important epidemiological tool used for assessing disability in children is – A Activities of Daily Living (ADL) scale. B Wing's Handicaps, Behaviour and Skills (HBS) Schedule C Binet and Simon IQ tests D Physical Quality of Life Index (PQL 1) 💡 Explanation Most important epidemiological tool used for assessing disability in children is – ✓ Correct Answer: B. Wing's Handicaps, Behaviour and Skills (HBS) Schedule