Table 4. Predicted Probability of Acute Care Use Within 30 Days of Starting Systemic Therapy by PROACCT Score and Observed Percentages in Development and Validation Cohorts.
| Score | Probability | Patients, No./Total No. (%) | |
|---|---|---|---|
| Development Cohort | Validation Cohort | ||
| 0 | 0.08 | 22/402 (5.5) | 42/462 (9.1) |
| 1 | 0.09 | 18/207 (8.7) | 29/238 (12.2) |
| 3 | 0.13 | 168/1261 (13.3) | 290/1513 (19.2) |
| 4 | 0.15 | 81/546 (14.8) | 117/615 (19.0) |
| 5 | 0.18 | 116/593 (19.6) | 137/664 (20.6) |
| 6 | 0.21 | 220/955 (23.0) | 324/1198 (27.0) |
| 7 | 0.25 | 146/676 (21.6) | 225/800 (28.1) |
| 8 | 0.29 | 209/732 (28.6) | 306/1024 (29.9) |
| 9 | 0.33 | 135/409 (33.0) | 174/567 (30.7) |
| 10 | 0.37 | 288/768 (37.5) | 339/967 (35.1) |
| 11 | 0.42 | 86/182 (47.3) | 122/335 (36.4) |
| 12 | 0.47 | 204/445 (45.8) | 220/596 (36.9) |
| 13 | 0.52 | 55/117 (47.0) | 63/157 (40.1) |
Abbreviation: PROACCT, Prediction of Acute Care Use During Cancer Treatment.