This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Preventive Medicine in Obstetrics, Paediatrics & Geriatrics, Subject name: Social & Preventive Medicine
The uppermost line of the card depicted above is equivalent to: 
Select and explain. 
A. 80% for boys, B. 50% for girls, C. 50th percentile for boys, D. 3rd percentile for girls
C: 50th percentile for boys
Answer: C: 50th percentile for boys 
Explanation: Upper line of the 'Road to health card' is equivalent to: 50th percentile for boys Lower line of the 'Road to health card' is equivalent to: 3rd percentile for girls ICDS growth cha has 3 reference curve:- Reference standard (= URC of WHO growth cha = 50th percentile for boys) - 2SD ( = LRC of WHO growth cha = 3rd percentile for Girls) - 3SD line