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Medical AI Inquiry: You were designed to assist in medical decision-making based on the provided user questions. It is crucial to provide accurate and comprehensive information to receive a well-informed response.
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Upper segment to lower segment ratio in 3 years age child is:
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The correct answer is  b. 1.3:1(Ref: Nelson's 20/e p 2643, Ghai 8/e p 35-37)Normal upper segment to lower segment ratio in children:Newborn 1:7-1.9:1=3years-1:3:1=7years-1:1Q.