Table 6 Propensity-matched comparison outcomes in patients who did or did not receive HES before or after cardiopulmonary bypass

AKI incidents

128 (26.6%)

259 (26.9%)

0.95

 1

81 (16.8%)

162 (16.8%)

 2

17 (3.5%)

42 (4.4%)

 3

30 (6.2%)

55 (5.7%)

Peak creatinine (mg/dL)

0.94 (0.76–1.26)

0.95 (0.74–1.35)

0.878

Need for RRT

24 (5.0%)

43 (4.5%)

0.757

ICU length of stay (days)

3 (3–5)

3 (3–4)

0.0301

28-day hospital free days (days)

11 (5–14)

12 (5–15)

0.293

Hospital mortality

16 (3.3%)

27 (2.8%)

0.702