Level of urine dipstick (number of studies) | Pooled estimates | |||
---|---|---|---|---|
Sensitivity (95% CI) | Specificity (CI) | +LR | −LR | |
*Reference standard cut point was 300 mg/24 hours. Diagnostic terms defined in glossary. | ||||
⩾1+ (visual) (6) | 55% (37 to 72) | 84% (57 to 95) | 3.5 (1.7 to 7.3) | 0.60 (0.45 to 0.80) |
⩾1+ (automatic) (1) | 82% (71 to 90)† | 81% (71 to 89)† | 4.3 (2.8 to 6.6) | 0.22 (0.14 to 0.36) |