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': 'Which of the following not a epidemiological indicator for malaria \nSelect and explain. \nA. Annual falciparum incidence, B. Annual parasite incidence, C. Annual blood examination rate, D. Annual parasite index', 'role': 'user'}, {'content': 'Answer: D \nExplanation: Malariometric Measures in Eradication Era :- * Annual parasitic incidence (API): Sophisticated measure of malaria incidence in a community API = Confirmed cases during one year x 1000 Population under surveillance * Annual blood examination rate (ABER): (Index of operational effciency) ABER = Number of slides examined x 100 Population Ref:- K Park, 24th ed; pg num:- 278', 'role': 'assistant'}]