Table 1.
Sensitivity analysis for sensitivity, specificity and positive predictive value (PPV) for the hand, foot and mouth sentinel surveillence system: general practitioners and general outpatient clinics.
| Percentile |
SD |
|||||
|---|---|---|---|---|---|---|
| 70 | 80 | 90 | 1 | 2 | 3 | |
| General practitioners | ||||||
| Sensitivity | 51.3 | 48.2 | 44.3 | 59.3 | 48.2 | 41.7 |
| Specificity | 86.3 | 88.5 | 92.0 | 79.1 | 88.5 | 93.4 |
| PPV | 64.8 | 56.8 | 49.2 | 60.0 | 56.8 | 53.6 |
| General outpatient clinics | ||||||
| Sensitivity | 34.4 | 38.4 | 38.6 | 50.0 | 38.4 | 37.5 |
| Specificity | 84.4 | 83.4 | 90.5 | 71.6 | 83.4 | 90.4 |
| PPV | 52.0 | 42.2 | 41.5 | 48.0 | 42.2 | 41.5 |
SD, standard deviation.