From: Predictors of acute kidney insufficiency post isolated coronary artery bypass grafting surgery
Variables | No AKI group (N 1813) | AKI group (N 101) | p value |
---|---|---|---|
Age, years | |||
≤ 65 | 925 (51.02) | 30 (29.7) | |
65–80 | 788 (43.5) | 56 (55.5) | |
> 80 | 100 (5.5) | 15 (14.9) | < 0.0001 |
Gender (male) | 1490 (77.9) | 80 (79.2) | 0.44 |
Body mass index (kg/m2) | 30.2 ± 17.3 | 30.1 ± 14.9 | 0.99 |
Positive smoking history | 1231 (67.9) | 59 (58.4) | 0.04 |
Family history of IHD | 803 (44.4) | 45 (44.6) | 0.96 |
Hypertension | 1488 (82.1) | 96 (95.1) | 0.0008 |
Dyslipidemia | 1529 (84.4) | 88 (87.1) | 0.45 |
Respiratory disease | 323 (16.9) | 21 (20.8) | 0.67 |
Diabetes mellitus | 770 (42.5) | 65 (64.4) | < 0.0001 |
Cerebrovascular disease | 152 (8.4) | 14 (13.9) | 0.057 |
Peripheral vascular disease | 149 (8.2) | 19 (18.8) | 0.0003 |
Acute myocardial infarction < 30 days | 1133 (62.5) | 75 (74.3) | 0.017 |
Moderate to severe LVD | 304 (16.8) | 24 (24.1) | 0.06 |
Congestive heart failure | 232 (12.8) | 31 (30.7) | < 0.0001 |
Cardiogenic shock | 39 (2.2) | 10 (9.9) | < 0.0001 |
NYHA grade III & IV | 137 (7.6) | 23 (22.8) | < 0.0001 |
Urgency of surgery | |||
Elective | 1225 (67.6) | 65 (64.4) | |
Urgent | 507 (28.0) | 25 (24.8) | |
Emergent | 80 (4.4) | 8 (7.9) | < 0.0001 |
CPB time (min) | 100.76 ± 47.39 | 106 ± 56.8 | 0.23 |
Aortic cross clamp time (min) | 71.3 ± 31.2 | 69.3 (39.3) | 0.54 |
Intra-aortic balloon pump | 100 (5.5) | 20 (19.8) | < 0.0001 |