This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: None, Subject name: Social & Preventive Medicine
Which of the following is not suggestive of obesity or overweight? 
Select and explain. 
A. Quetelet's index of 26, B. Corpulence index of 1.4, C. Waist to hip ratio 0.86 in a male, D. Sum of skinfold thickness all for sites 50mm in a male
C: Waist to hip ratio 0.86 in a male
Answer: C: Waist to hip ratio 0.86 in a male 
Explanation: Quetelet's index of more than 25 is overweight. Corpulence should be ideally 1.2 or lesser. Waist to hip ratio should be equal to or less than 1 in male and equal to or less than 0.85 in female. Sum of skinfold thickness from all 4 sites should be less than 40 mm in males or less than 50 mm in females. Ref: Park's Textbook of Preventive Medicine, 20th Edition, Page 348.