Table 3.
Screening performance characteristics of urine blood in comparison with the results of abdominopelvic computed tomography scan
| Characteristics | kidney | Spleen | Liver | Free fluid |
|---|---|---|---|---|
| Sensitivity | 15.9 (10.9-22.5) | 8.2 (4.7-13.7) | 8.8 (5.2-14.4) | 16.5 (11.4-23.2) |
| Specificity | 96.1 (91.4-98.4) | 97.4 (93.1-99.1) | 94.8 (89.8-97.5) | 94.2 (89.0-97.1) |
| PPV 1 | 81.8 (63.9-92.3) | 77.7 (51.9-92.6) | 65.2 (42.8-82.8) | 75 (58.4-87.6) |
| NPV 2 | 51.3 (45.4-57.2) | 49.5 (43.7-55.2) | 49 (43.2-54) | 51 (45.1-56.9) |
| PLR 3 | 4.5 (2.1-9.4) | 3.5 (1.42-8.59) | 1.87 (0.99-3.5) | 3.1 (1.7-5.6) |
| NLR 4 | 0.94 (0.8-1.1) | 1.01 (0.9-1.1) | 1.04 (0.9-1.2) | 0.95 (0.8-1.1) |
1
. Positive predictive value;
2
. Negative predictive value;
3
. Positive Likelihood Ratio;
4
. Negative Likelihood Ratio.