Table 2.

Number of patients who experienced renal failure after surgery or died during the follow-up

Endpoint	No HES	HES	P value
No AKI, n (%)	181 (48.8)	1055 (56.3)	Reference for each 2 × 2 table
KDIGO stage I, n (%)	72 (19.4)	274 (14.6)	0.007
KDIGO stage II, n (%)	59 (15.9)	219 (11.7)	0.009
KDIGO stage III, n (%)	59 (15.9)	326 (17.4)	0.81
KDIGO any stage, n (%)	190 (51.2)	819 (43.7)	0.009
Death up to day 90, n (%)	14 (3.8)	63 (3.4)	0.691

AKI acute kidney injury, HES hydroxyethyl starch 130/0.42, KDIGO Kidney Disease: Improving Global Outcomes