The amount of previously inrecognised disease that is diagnosed as a result of the creening effor is known as -: (A) Predictive accuracy, (B) Reliability, (C) Yield, (D) Validity
Answer is C. .<p>yield is the amount of previously unrecognised disease that is diagnosed as a result of the screening effo .it depends upon the sensitivity,specificity, and prevalence of the disease.selection of high risk populations helps to increase the yield.</p><p>ref:park&;s textbook of preventive and social medicine,22 nd edition,pg no127</p>