Table III.
Diagnostic value of parameters in selected subgroups
| Diagnostic value | Se (%) [CI 95%] | Sp (%) [CI 95%] | PPV (%) [CI 95%] | NPV (%) [CI 95%] | LR+ [CI 95%] | LR- [CI 95%] |
|---|---|---|---|---|---|---|
| KIM-1 CD4+ < 500 cell/μl | 75.6 (59.7–87.6) | 67.8 (49.5–82.6) | 73.8 (62.7–82.5) | 69.7 (56.1–80.5) | 2.3 (1.4–3.9) | 0.4 (0.2–0.6) |
| NGAL CD4+ < 500 cell/μl | 53.7 (37.4–69.3) | 94.1 (80.3–99.3) | 91.7 (73.6–97.8) | 62.7 (54.5–70.3) | 9.12 (2.3–36.1) | 0.4 (0.4–0.7) |
| NPT GFR < 90 ml/min | 82.1 (63.1–93.9) | 91.2 (86.3–98.1) | 88.5 (72.0–95.8) | 86.1 (73.6–93.3) | 9.3 (3.1–27.8) | 0.2 (0.09–0.4) |
| KIM-1 GFR < 90 ml/min | 67.9 (47.6–84.1) | 79.4 (62.1–91.3) | 73.1 (52.2–84.6) | 75.9 (63.0–84.10) | 3.3 (1.6–6.7) | 0.4 (0.2–0.7) |
| NGAL GFR < 90 ml/min | 75.2 (55.1–89.3) | 91.2 (76.3–98.1) | 87.8 (69.6–95.5) | 81.6 (69.8–89.5) | 8.5 (2.8–25.6) | 0.2 (0.1–0.5) |
| GST-α GFR < 90 ml/min | 82.1 (63.1–93.9) | 55.9 (37.9–72.8) | 60.5 (50.3–69.9) | 79.2 (61.9–89.9) | 1.8 (1.2–2.8) | 0.3 (0.1–0.7) |
| NPT I subgroup | 95.7 (78.1–99.9) | 91.2 (76.3–98.1) | 88.0 (71.3–95.6) | 96.9 (82.0–99.5) | 10.8 (3.7–32.1) | 0.04 (0.0–0.3) |
| NGAL I subgroup | 78.3 (56.3–92.5) | 91.2 (76.3–98.1) | 85.7 (66.6–94.8) | 86.1 (73.9–93.1) | 8.9 (2.9–26.7) | 0.2 (0.1–0.5) |
| KIM-1 I subgroup | 73.9 (51.6–89.8) | 79.4 (62.1–91.3) | 70.8 (54.6–83.1) | 81.8 68.9–90.1) | 3.5 (1.8–7.3) | 0.3 (0.2–0.7) |
| GST-α I subgroup | 82.6 (61.2–95.0) | 55.8 (37.9–72.8) | 55.9 (45.4–65.9) | 82.6 (65.0–92.4) | 1.8 (1.2–2.9) | 0.3 (0.1–0.8) |
| NGAL III subgroup | 71.4 (47.8–88.7) | 97.1 (84.7–99.9) | 93.7 (68.1–99.1) | 84.6 73.6–91.6) | 24.29 (3.5–171) | 0.2 (0.1–0.6) |
| GST-π III subgroup | 61.9 (38.4–81.9) | 79.4 (62.1–91.3) | 65.0 (47.0–79.6) | 77.1 (65.6–85.7) | 3.0 (1.4–6.3) | 0.4 (0.3–0.8) |
CI – confidence interval, Se – sensitivity, Sp – specificity, PPV – positive predictive value, NPV – negative predictive value, LR – likelihood ratio.