Table 2 Basic patient characteristics
Characteristic | Usual care group | STK group | P-value |
|---|---|---|---|
Number of patients | 1295 | 1347 | |
Age (years; mean ± SD) | 60.2 (15.6) | 59.6 (16.2) | 0.35 |
Male sex (N (%)) | 809 (63) | 835 (62) | 0.8 |
Body Mass Index (kg/m2; mean ± SD) | 26.5 (5.2) | 26.5 (10) | 0.98 |
APACHE IV (mean ± SD) | 51 (25) | 52.3 (25) | 0.18 |
Admission type | 0.05 | ||
● Medical (N (%)) | 423 (33) | 497 (37) | |
● Surgical (N (%)) | |||
○ Scheduled (N (%)) | 699 (54) | 665 (49) | |
○ Emergency (N (%)) | 172 (13) | 185 (14) | |
Co-morbidity | |||
● Diabetes mellitus (N (%)) | 194 (15) | 195 (15) | 0.72 |
Serum creatinine at admission (μmol/l; median (IQR)) | 73 (59–91) | 72 (59–89) | 0.16 |
KDIGO stage admission (N (%)) | 1291 (99) | 1253 (93) | 0.73 |
No AKI (N (%)) | 1147 (89) | 1117 (83) | |
Stage 1 (N (%)) | 85 (6.6) | 95 (7.1) | |
Stage 2 (N (%)) | 28 (2.2) | 21 (1.6) | |
Stage 3 (N (%)) | 31 (2.4) | 20 (1.5) | |
Fluid balance day 1 | 1086 (299, 2112) | 728 (61, 1795) | < 0.01 |
Fluid balance day 2 | 848 (194, 2260) | 726 (173, 1878) | 0.023 |
Fluid balance day 3 | 708 (89, 1785) | 533 (−13, 1389) | 0.011 |