Table 1.
Baseline characteristics of the participants
| Variable | Control (n=30) | AKI (n=30) |
|---|---|---|
| Median age in years (IQR) | 56 (45–61) | 57 (50–64) |
| Female (%) | 12 (40) | 10 (36) |
| Race (%) | ||
| white | 13 (43) | 13 (43) |
| nonwhite | 17 (57) | 17 (57) |
| Comorbidities (%) | ||
| congestive heart failure | 9 (30) | 6 (20) |
| hypertension | 14 (47) | 14 (47) |
| liver disease | 9 (30) | 8 (27) |
| diabetes | 8 (27) | 17 (57) |
| Hospital location (%) | ||
| general medical ward | 17 (57) | 16 (53) |
| intensive care unit | 13 (43) | 14 (47) |
| Renal functiona | ||
| median serum creatinine (mg/dl; IQR) | 0.8 (0.7–0.9) | 0.9 (0.7–1.0) |
| median eGFR (ml/min per 1.73 m2; IQR) | 111 (92–126) | 103 (82–131) |
| Cause of AKI (%) | ||
| ischemic ATN | 14 (47) | |
| sepsis | 5 (17) | |
| nephrotoxin | 6 (20) | |
| HRS | 2 (7) | |
| AIN | 1 (3) | |
| rhabdomyolysis | 2 (6) |
IQR, interquartile range; eGFR, estimated GFR; ATN, acute tubular necrosis; HRS, hepatorenal syndrome; AIN, acute interstitial nephritis.
a
Represents renal function before study enrollment.