This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Definition and Concepts, Examples from NHPs, Subject name: Social & Preventive Medicine
[{'content': 'High false positive cases in a community signify that disease has: \nSelect and explain. \nA. High prevalence and Low incidence, B. High incidence and Low prevalence, C. Low prevalence and Low incidence, D. High incidence and High prevalence', 'role': 'user'}, {'content': 'Answer: B \nExplanation: High Incidence and Low Prevalence Actually when a disease has high incidence and low prevalence, it implies people are getting cured earlier. Low prevalence leads to high false positives as chances of picking a healthy person wrongly is higher. If there is higher incidence but low prevalence, then by the time the confirmatory results come, person has already been cured, leading to a situation of high false positives.', 'role': 'assistant'}]