Table 1.
Characteristics of the selected HA-AKI cases by AKI severitya
| Variable | Mild AKI | Severe AKI | Total |
|---|---|---|---|
| (n = 8118) | (n = 3175) | (n = 11 293) | |
| Age (years), median (q25–q75) | 61.4 (50.0–72.0) | 61.9 (50.0–72.8) | 61.6 (50.0–72.1) |
| Male, n (%) | 5480 (67.5) | 2144 (67.5) | 7624 (67.5) |
| Baseline creatinine (μmol/L), median (q25–q75) | 85 (66–111) | 76 (58–100) | 82 (63–108) |
| eGFR (mL/min), median (q25–q75) | 78 (55–97) | 86 (62–102) | 80 (57–99) |
| Need intensive care, n (%) | 2691 (33.1) | 962 (30.3) | 3653 (32.3) |
| Season of onset, n (%) | |||
| Q1 | 1982 (24.4) | 802 (25.3) | 2784 (24.7) |
| Q2 | 2086 (25.7) | 796 (25.1) | 2882 (25.5) |
| Q3 | 1995 (24.6) | 763 (24.0) | 2758 (24.4) |
| Q4 | 2055 (25.3) | 814 (25.6) | 2869 (25.4) |
| Temperature at onsetb, °C | 21 (13, 26) | 20 (12, 26) | 21 (13, 26) |
q25, 25th quantile; q75, 75th quantile.
a,b
Severe AKI is defined as Stage 2 or 3 AKI.