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Comparison of the 2009 classification vs level of care
| 2009 classification | Clinical intervention level | Total | ||
|---|---|---|---|---|
| Level I | Level II | Level III | ||
| D–WS | 160 | 17 | 0 | 177 |
| D + WS | 38 | 175 | 0 | 213 |
| SD | 0 | 91 | 8 | 99 |
| Total | 198 | 283 | 8 | 489 |
| Sensitivity 100 (63.1–100) | Specificity 81.1 (77.3–84.5) | |||
