| ablation | features | utility | share of full | auroc | auprc | in window | alerts/pt-day |
|---|---|---|---|---|---|---|---|
| full | 205 | 0.2468 | 100% | 0.8016 | 0.0724 | 0.153 | 0.11 |
| physiology_only | 125 | 0.1159 | 47% | 0.7697 | 0.0604 | 0.117 | 0.08 |
| process_only | 75 | 0.2159 | 87% | 0.7263 | 0.0523 | 0.109 | 0.09 |
| clock_only | 3 | 0.2428 | 98% | 0.6656 | 0.0488 | 0.074 | 0.06 |
| workup_only | 72 | 0.2119 | 86% | 0.7539 | 0.0520 | 0.115 | 0.10 |
| no_time_index | 202 | 0.2316 | 94% | 0.7937 | 0.0707 | 0.156 | 0.14 |

The process and clock columns alone reach 87% of the full model's utility, more than physiology alone at 47%. This model is substantially reading the workup rather than the patient, which is worth knowing before anyone calls it an early warning.

Measured on site B (external).