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Performance of various cutoffs for rule points
| Number of rule points | n | True positive (n = 102) | Positive predictive value (%) | n (not in rule points) | True negative (n = 310) | Negative predictive value (%) |
|---|---|---|---|---|---|---|
| ≥1 | 245 | 91 | 37.1 | 167 | 156 | 93.4 |
| ≥4 | 189 | 84 | 44.4 | 223 | 205 | 91.9 |
| ≥5 | 146 | 69 | 47.3 | 266 | 233 | 87.6 |
| 6 | 47 | 27 | 57.4 | 365 | 290 | 79.5 |
