Table 1 Sensitivity, Specificity, Positive Predictive Value and Negative Predictive Value of PCT with the [95% CI]
Groups | Sensitivity | Specificity | PPV | NPV |
|---|---|---|---|---|
1 vs 3 | 25 [3.2-65.1] | 96.9 [94.2-98.6] | 18.2 [2.3-51.8] | 97.9 [95.5-99.2] |
1+2 vs 3 | 12.5 [4.7-25.2] | 96.9 [94.2-98.6] | 40 [16.3-67.7] | 87 [82.9-90.5] |
1+2 vs 3 (fever) | 20.7 [3.8-43.2] | 86.3 [82.3-90.2] | 50 [18.9-65.4] | 62.3 [31.2-82.3] |
1+2 vs 3 (osteomyelitis) | 20 [3.7-41.6] | 96.9 [94.2-98.6] | 30.7 [13.7-48.9] | 94.6 [91.2-97.5] |
1+2 vs 3 (septic arthritis) | 7.1 [4.8-19.5] | 96.9 [94.2-98.6] | 18.1 [4.138.6] | 91.5 [87.4-94.3] |