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| Model components | −2 log likelihood | C-statistic |
|---|---|---|
| Age, gender, DRG weight | 3,209.726 | 0.562 |
| Age, gender, DRG weight, low albumin | 3,153.231 | 0.646 |
| Age, gender, DRG weight, low TLC | 3,204.440 | 0.570 |
| Age, gender, DRG weight, low albumin, low TLC | 3,150.560 | 0.653 |
