Table 4.
Inhospital mortality of patients requiring postoperative RRT stratified by preoperative eGFR
| Overall (n=7075) | GFR ≥90 (n=488) | GFR 60–89 (n=1830) | GFR 30–59 (n=3416) | GFR 15–29 (n=1341) | P Valuea | ||||||
|---|---|---|---|---|---|---|---|---|---|---|---|
| n | % | n | % | n | % | n | % | n | % | ||
| Overall | 2376 | 33.58 | 209 | 42.83 | 813 | 44.43 | 1112 | 32.55 | 242 | 18.05 | <0.001 |
| ONCAB | 1908 | 33.33 | 178 | 43.63 | 649 | 43.62 | 887 | 31.75 | 194 | 18.76 | <0.001 |
| OPCAB | 468 | 34.64 | 31 | 38.75 | 164 | 47.95 | 225 | 36.17 | 48 | 15.64 | <0.001 |
a
P values determined by Mantel–Haenszel test of H0: Equal mortality rate across four eGFR groups.