Skip to main content

Advertisement

Table 1 Baseline and procedural characteristics after matching

From: Impact of mild preoperative renal insufficiency on in-hospital and long-term outcomes after off-pump coronary artery bypass grafting: a retrospective propensity score matching analysis

  Normal group Mild group p value
(n = 618) (n = 618)
Age (years old) 62.1 ± 8.1 62.3 ± 8.0 0.1207
Older age (age >65 years) 296 (47.9 %) 302 (48.9 %) 0.7760
Female 80 (12.9 %) 85 (13.8 %) 0.7381
Obesity (BMI >30 kg/m2) 194 (31.4 %) 185 (29.9 %) 0.6217
Smoking 308 (49.8 %) 316 (51.1 %) 0.6905
Hypertension 310 (50.1 %) 318 (51.5 %) 0.6904
Diabetes mellitus 198 (32.0 %) 207 (33.5 %) 0.6278
Hyperlipemia 209 (33.8 %) 195 (31.5 %) 0.4305
COPD 73 (11.8 %) 66 (10.7 %) 0.5892
Prior cerebro-vascular accident 56 (9.1 %) 59 (9.5 %) 0.8448
Recent MI 174 (28.2 %) 183 (29.6 %) 0.6156
Impaired left ventricular function 274 (44.3 %) 285 (46.1 %) 0.5677
Extent of CAD
 3 vessel 556 (90.0 %) 560 (90.6 %) 0.7733
 2 vessel 62 (10.0 %) 58 (9.4 %)
 LM 190 (30.7 %) 175 (28.3 %) 0.3827
SYNTAX score
 Low: ≤ 22 103 (16.7 %) 106 (17.2 %) 0.4654
 Intermediate: 23–32 309 (50.0 %) 294 (47.6 %)
 High: ≥33 206 (33.3 %) 218 (35.2 %)
Baseline eGFR (ml/min/1.73 m2) 98.0 ± 7.0 75.9 ± 15.4 <0.0001
Logistic Euro-SCORE 7.9 ± 2.8 7.9 ± 3.0 0.4136
Emergent 37 (6.0 %) 32 (5.2 %) 0.6205
Number of distal anastomosis 3.4 ± 0.8 3.3 ± 0.8 0.6135