Table 1.
Demographic data
| Group A (ARF) | Group B (non-ARF) | P | |
| Number of patients | 8 | 17 | - |
| Age (years; median [range]) | 69 (64–77) | 65 (30–86) | NS |
| Sex (male:female) | 6:2 | 12:5 | NS |
| ICU stay (days; median [range]) | 9 (5–22) | 6 (3–30) | NS |
| Admission APACHE II (median [range]) | 22.5 (12–33) | 15 (6–26) | 0.01 |
| ICU mortality (n [%]) | 5 (63) | 3 (18) | 0.035 |
| Hospital mortality (n [%]) | 5 (63) | 5 (29) | NS |
| Patients transfused (n [%]) | 6 (75) | 5 (29) | 0.043 |
| Total venesection (ml/day) | 59 ± 5 | 57 ± 9 | NS |
| Study venesection (ml/day) | 14 ± 1 | 15 ± 2 | NS |
| CAVHD filter blood loss (ml/day; n = 4) | 67 ± 53 | - | - |
| Admission serum creatinine(μmol/l; median [range]) | 366 (78–836) | 98 (54–230) < 0.001 |
Values are expressed as mean ± SD unless indicated otherwise. APACHE, Acute Physiology and Chronic Health Evaluation; ARF, acute renal failure; CAVHD, continuous arteriovenous haemodiafiltration; ICU, intensive care unit.