Method of specimen collection | Sensitivity (95% CI) | Specificity (CI) | +LR | −LR |
---|---|---|---|---|
*LR = likelihood ratio. Diagnostic terms defined in glossary. | ||||
All specimens | 90% (73 to 98) | 82% (76 to 89) | 5.07 | 0.13 |
Catheterised specimens | 83% (52 to 98) | 86% (75 to 94) | 6.04 | 0.19 |
Midstream specimens | 94% (71 to 100) | 79% (68 to 88) | 4.52 | 0.07 |