Risk group | N (%) | SE (%) | SP(%) | PPV (%) | NPV (%) | ICG-R (%) |
---|---|---|---|---|---|---|
 |  | (95% CI) | (95% CI) | (95% CI) | (95% CI) |  |
1 | 162 (58.7) | 100 | 0 | Â | Â | 5 |
2 | 84 (30.4) | 85.2 (72.9-93.4) | 69.4 (62.9-75.4) | 40.4 (31.3-49.9) | 95.1 (90.5-97.8) | 29 |
3 | 30 (10.9) | 40.7 (27.6-55.0) | 96.4 (93.0-98.4) | 73.3 (54.1-87.7) | 87.0 (82.1-90.9) | 73 |