Post-test probability of tuberculous pleural effusion according to pre-test probability*
| Post-test probability | Pre-test probability | ||
| 10% | 25% | 50% | |
| With positive result (%) | 76.7 (45.1 to 92.9) | 90.8 (71.2 to 97.5) | 96.8 (88.2 to 99.2) |
| With negative result (%) | 0.009 (0.006 to 0.013) | 0.025 (0.017 to 0.038) | 0.074 (0.048 to 0.107) |
*Values in parentheses are 95% CIs estimated by using the lower and upper CIs of the random-effects weighted detection rate and false-positive rate estimates.