<prompt> More false positive cases in a screening test is due to -Low prevalenceHigh specificityHigh PPVLow sensitivity  <response>: Ans. is a i.e., Low prevalenceo If a population has more false positive cases : -i Screening test is more sensitiveii Positive predictive value of the test is low.iii Prevalence of disease is low.o If a population has more false negative casesi Screening test is more specificii Negative predictive value of the test is low 