| Parameters | OR (95% CI) | |
|---|---|---|
| Centre 1 v. 3 | –6.93 | (–7.94 to 5.92) |
| Centre 2 v. 3 | –4.37 | (–5.74 to –3.00) |
| APACHE II score | –0.02 | (–0.07 to 0.04) |
| Age | 0.04 | (0.01 to 0.07) |
| Coronary artery disease | 0.40 | (–0.68 to 1.47) |
| Chronic heart failure | –0.48 | (–1.69 to 0.72) |
| Hypertension | –0.17 | (–1.15 to 0.80) |
| Diabetes | 0.08 | (–0.87 to 1.04) |
| Chronic renal failure | –1.11 | (–2.26 to 0.04) |
Note: APACHE = Acute Physiology and Chronic Health Evaluation, CI = confidence interval, OR = odds ratio. *R2 = 0.43