Social & Preventive Medicine ELISA is performed on a population with low prevalence. What would be the result of performing double screening ELISA tests? A Increased sensitivity and positive predictive value B Increased sensitivity and negative predictive value C Increased specificity and positive predictive value D Increased specificity and negative predictive value 💡 Explanation ELISA is performed on a population with low prevalence. What would be the result of performing double screening ELISA tests? ✓ Correct Answer: C. Increased specificity and positive predictive value