This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Communicable Diseases, Subject name: Social & Preventive Medicine
[{'content': 'Chandlers index is used for - \nSelect and explain. \nA. Hookworm infestation, B. Roundworm, C. Malaria, D. Filaria', 'role': 'user'}, {'content': "Answer: A \nExplanation: Ans. is 'a' i.e., Hookworm infestation o Morbidity and mortality from hookwork infection depends on the worm load.o Chandler worked out an index, Chandler's index, on the basis of average number of hookworm eggs per gram of feces for the entire community.Average no. of eggs per gram of stools# Below 200---Hookworm infection is not much of significance# 200-250---Potential danger# 250-300---Minor public health problem# Above 300---Important public health problem", 'role': 'assistant'}]