CAP+ | CAP− | Total | |
---|---|---|---|
Prevalence 10% (95% CI 8.9 to 11.6); sensitivity 90% (95% CI 85 to 94); specificity 76% (95% CI 74 to 78); positive predictive value 30% (95% CI 26 to 33); negative predictive value 99% (95% CI 98 to 99); positive likelihood ratio 3.72 (95% CI 3.39 to 4.09); negative likelihood ratio 0.13 (95% CI 0.08 to 0.19). | |||
ED screen+ | 179 | 425 | 604 |
ED screen− | 19 | 1325 | 1344 |
Total | 198 | 1750 | 1948 |