|
Area under the receiver operating characteristic curve for ultimate hospital mortality |
|||
| Variable |
Na |
aROC |
95% CI |
|
|
|||
| Number of modified Glasgow criteria |
2,473 |
0.669 |
0.648–0.691 |
|
|
|||
| APACHE II score |
2,369 |
0.804 |
0.786–0.821 |
|
|
|||
| Highest serum urea, mmol/l |
2,140 |
0.771 |
0.751–0.791 |
| Lowest arterial pH |
2,288 |
0.768 |
0.748–0.788 |
| Highest serum creatinine, μmol/l |
2,370 |
0.763 |
0.744–0.783 |
| Lowest serum albumin, g/l |
1,972 |
0.682 |
0.658–0.706 |
| Lowest PaO2/FIO2, kPa |
2,291 |
0.660 |
0.638–0.683 |
| Lowest total serum calcium, mmol/l |
1,663 |
0.617 |
0.589–0.645 |
| Lowest platelet count, × 109/l |
2,152 |
0.599 |
0.574–0.623 |
| Lowest PaO2, kPa |
2,291 |
0.565 |
0.542–0.589 |
| Highest serum glucose, mmol/l |
2,078 |
0.560 |
0.534–0.585 |
| Highest total serum bilirubin, μmol/l |
1,826 |
0.545 |
0.518–0.572 |
| Lowest ionised serum calcium, mmol/l |
515 |
0.527 |
0.476–0.578 |
| Highest white blood cell count, × 109/l |
2,368 |
0.524 |
0.500–0.549 |
|
aExcluding readmissions within the same hospital stay and admissions missing ultimate hospital outcome. APACHE, Acute Physiology and Chronic Health Evaluation; aROC, area under the receiver operating characteristic curve; CI, confidence interval; FIO2, fractional inspired oxygen; N, number of non-missing observations; PaO2, arterial oxygen tension. | |||
Harrison et al. Critical Care 2007 11(Suppl 1):S1 doi:10.1186/cc5682 |
|||