Table 3.
Laboratory findings of the kidney function of the patients on admission.
| Total, n = 116 | Non-AKI, n = 104 | AKI, n = 12 | p-value | Normal range | |
|---|---|---|---|---|---|
| Potassium (mmol/L) | 4.21 (3.81, 4.53), n = 98 | 4.20 (3.81, 4.52), n = 89 | 4.37 (3.86, 5.33), n = 9 | 0.449 | 3.5–5.10 |
| Sodium (mmol/L) | 139.8 (136.0, 141.7), n = 99 | 139.9 (136.9, 141.6), n = 91 | 135.6 (130.2, 143.0), n = 8 | 0.372 | 136–145 |
| sCr (μmol/L) | 67.5 (55.0, 82.0), n = 114 | 66.0 (54.0, 79.3), n = 102 | 127.0 (66.3, 166.5), n = 12 | <0.0001 | F 45–84 (M 59–104) |
| eGFR (mL/min/1.73 m2) | 95.52 (79.56, 117.04), n = 114 | 98.95 (82.02, 117.93), n = 102 | 53.49 (38.62, 87.78), n = 12 | <0.0001 | >90 |
| <60 | 7 (6.0%) | 3 (2.9%) | 4 (33.3%) | 0.002 | |
| BUN (mmol/L) | 5.10 (3.90, 6.37), n = 108 | 4.80 (3.55, 6.25), n = 97 | 8.70 (5.80, 14.70), n = 11 | <0.0001 | F 3.1–8.8 (M 1.7–8.3) |
| Hematuria | – | ||||
| Any positive | 24 (20.7%) | 20 (19.2%) | 4 (33.3%) | 0.444 | |
| + | 16 (13.8%) | 13 (12.5%) | 3 (25.0%) | 0.455 | |
| ++ ~ +++ | 8 (6.9%) | 7 (6.7%) | 1 (8.3%) | 0.595 | |
| Urinary leukocyte | – | ||||
| Any positive | 18 (15.5%) | 16 (15.4%) | 2 (16.7%) | – | |
| + | 8 (6.9%) | 7 (6.7%) | 1 (8.3%) | 0.595 | |
| ++ ~ +++ | 10 (8.6%) | 9 (8.7%) | 1 (8.3%) | – | |
| Proteinuria | – | ||||
| Any positive | 25 (21.6%) | 19 (18.3%) | 6 (50.0%) | 0.031 | |
| + | 19 (16.4%) | 16 (15.5%) | 3 (25.0%) | 0.66 | |
| ++ ~ +++ | 6 (5.2%) | 3 (2.9%) | 3 (25.0%) | 0.014 |
Continuous variables were presented as median (IQR), and the number of cases available was noted. Categorical variables were presented as n (%), and percentages do not total 100% owing to missing data. BUN, blood urea nitrogen; sCr, serum creatinine; eGFR, estimated glomerular filtration rate.