Table 7 Diagnostic performance characters of the estimated levels of the studied lab variate for UC diagnosis
Variate | MES | Microscopic diagnosis | |||||
|---|---|---|---|---|---|---|---|
FCP | CRP | ITLN1 | FCP | CRP | ITLN1 | ||
Cutoff point | > 150 µg/ml | > 5 mg/L | ≤ 30 ng/ml | > 150 µg/ml | > 5 mg/L | ≤ 18 ng/ml | |
Sensitivity | Rate (%) | 27.9 | 78.7 | 81.7 | 60.8 | 72.6 | 95.7 |
95% CI | 19.8–37.2 | 70.4–85.6 | 75.5–86.9 | 46.1–74.2 | 58.3–84.1 | 92.7–97.7 | |
Specificity | Rate (%) | 99.1 | 14.1 | 68.9 | 97.9 | 14.8 | 61 |
95% CI | 96.9–99.9 | 9.8–19.4 | 60.8–76.2 | 95.6–99.2 | 10.9–19.4 | 44.5–75.8 | |
PPV | Rate (%) | 93.9 | 33.7 | 76.85 | 83.8 | 13 | 94.7 |
95% CI | 79–98.5 | 31.3–36.1 | 72.2–80.9 | 69.4–92.2 | 11.1–15.1 | 92.5–96.4 | |
NPV | Rate (%) | 74.1 | 54.4 | 74.8 | 93.4 | 75.4 | 65.8 |
95% CI | 71.8–76.3 | 42.7–65.7 | 68.4–80.3 | 91–95.3 | 64.5–83.9 | 51.7–77.5 | |
Accuracy | Rate (%) | 76 | 37.1 | 76 | 92.4 | 23.4 | 91.2 |
95% CI | 71.1–80.5 | 32–42.5 | 71.1–80.5 | 89.1–95 | 19–28.2 | 88–94.3 | |