The purpose of screening test-: (A) To diagnose the cases, (B) To so out persons who are at increased risk, (C) To segregate diseased and non diseased persons, (D) None
Answer is B. .<p>four main uses of screening inc ludes case detection ,control of disease,reserch purposes,educational oppounities.screening also helps in the soing out of people who are at a higher risk.</p><p>ref:park&;s textbook of preventive and social medicine,22 nd edition,pg no128</p>