Table 1.
Baseline characteristics of all recruited AKI patients.
| Baseline characteristics of all recruited AKI patients (274) | Median values and IQR unless otherwise stated |
|---|---|
| Median age (years) (IQR) | 64 (53–72) |
| Sex (female), N (%) | 114 (41.6) |
| Length of stay (days) (IQR) | 6 (3–12) |
| SAPS-2 score (IQR) | 48.5 (38–64) |
| Invasive ventilation, N (%) | 109 (40) |
| Dialysis on ICU, N (%) | 66 (24) |
| Maximum urea (mmol/l) (IQR) | 15.7 (9–25.2) |
| Baseline creatinine | |
| N measured (%) | 156 (56.9) |
| Measured (µmol/l) (IQR) | 64 (50.5–76) |
| Estimateda (µmol/l) (IQR) | 88 (71–97) |
| N = 146 | |
| Admission creatinine (µmol/l) (IQR) | 135 (104–213) |
| Maximum creatinine (µmol/l) (IQR) | 169.5 (122–263) |
| Last ICU creatinine (µmol/l) (IQR) | 107 (72–149.5) |
| Admission cystatin C (mg/l) (IQR) | 1.58 (1.1–2.35) |
| Maximum cystatin C (mg/l) (IQR) | 2.14 (1.44–3.04) |
| Last ICU cystatin C (mg/l) (IQR) | 1.65 (1.23–2.21) |
| Discharge creatinine/cystatin C ratio (IQR) | 7.1 (5.2–9.2) |
| COPD | 53 (14.5) |
| Diabetes mellitus I and II | 54 (19.7) |
| Cardiovascular disease | 90 (33.0) |
| Hypertension | 120 (44.0) |
| Liver failure | 99 (36.0) |
| Haematological malignancy | 19 (6.9) |
| Other malignancies | 84 (30.6) |
| Heart failure | 38 (13.8) |
MDRD = modified diet in renal disease formula. aCreatinine was estimated using the Modified Diet in Renal Disease (MDRD) formula using an expecting GFR of 75 ml/kg/min/1.73 m2.