Social & Preventive Medicine ELISA test has sensitivity of 95% and specificity of 95%. Prevalence of HIV carriers is 5%. The predictive value of positive test is- A 95% B 50% C 100% D 75% 💡 Explanation ELISA test has sensitivity of 95% and specificity of 95%. Prevalence of HIV carriers is 5%. The predictive value of positive test is- ✓ Correct Answer: B. 50%