Table 4.
Performances of algorithms in the test dataset
| Syndrome | Infected | Non-infected | Optimal threshold of probability |
Sensitivity |
Specificity |
Positive predictive value |
Negative predictive value |
|---|---|---|---|---|---|---|---|
| % (95% CI) | % (95% CI) | % (95% CI) | % (95% CI) | ||||
| Respiratory |
318 |
2,950 |
0.0661 |
82.70 (78.09–86.70) |
82.37 (80.95–83.73) |
33.59 (30.28–37.02) |
97.79 (97.13–98.33) |
| Cutaneous |
73 |
3,195 |
0.0442 |
78.08 (66.86–86.92) |
95.93 (95.19–96.59) |
30.48 (23.97–37.62) |
99.48 (99.16–99.17) |
| Gastrointestinal | 34 | 3,234 | 0.0115 | 79.41 (62.1–91.3) | 81.97 (80.6–83.28) | 4.43 (2.94–6.37) | 99.74 (99.46–99.89) |