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Social & Preventive Medicine Analytical Epidemiology 7b2791e0

In case control study of buccal carcinoma:

A
CA is commoner in zarda pan users than non-users
B
Zarda pan is a cause of buccal CA
C
Zarda pan is associated with buccal CA
D
If use of zarda pan is stopped, number of cases will reduce
High-Yield Explanation
Ans. is 'c' i.e. Zarda pan is associated with buccal Ca. In a case control study, case and effect relationship is not established, we only get to know about associated factors.

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