This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Screening, Subject name: Social & Preventive Medicine
Sensitivity is used to calculate: 
Select and explain. 
A. True negative, B. False positive, C. True positive, D. False negative
C: True positive
Answer: C: True positive 
Explanation: Ans. (c) True positiveSENSITIVITY: Defined as ability of a screening test to identify all those who have disease (cases/ True Posiive)