The Impact of Age on Clinical Outcomes of Coronary Artery Bypass Grafting: Long-Term Results of a Real-World Registry
Table 2
Baseline characteristics and operative data of patients as adjusted by multiple propensity score.
Patients’ characteristics
<60 ()
≥60 ()
value
Standardized differences
Female
154
9.8
161
10.3
0.6775
−0.015
BMI ≥ 30: obesity
402
25.7
409
26.2
0.7752
−0.01
Logistic EUROscore > 15%
3
0.2
0
0.0
0.0831
0.062
Critical preoperative state
21
1.3
12
0.8
0.1152
0.056
Unstable angina
101
6.5
76
4.9
0.053
0.069
Ejec. fraction ≤ 30%
44
2.8
35
2.2
0.3051
0.037
Ejec. fraction 30%–60%
370
23.7
375
24.0
0.8338
−0.008
Previous myocardial infarction
464
29.7
470
30.1
0.8147
−0.008
Serum creatinine ≥ 2 mg/dl
46
2.9
15
1.0
<0.0001
0.144
Diabetes
389
24.9
390
24.9
0.967
−0.001
Systolic PA pressure > 60 mmHg
13
0.8
4
0.3
0.0286
0.078
Chronic pulmonary disease
47
3.0
100
6.4
<0.0001
−0.161
NYHA III-IV
144
9.2
148
9.5
0.8058
−0.009
Extracardiac arteriopathy
229
14.6
273
17.5
0.0321
−0.077
Neurological dysfunction disease
80
5.1
391
25.0
<0.0001
−0.579
Previous cardiac surgery
19
1.2
8
0.5
0.0335
0.076
Single-vessel disease
159
10.2
94
6.0
<0.0001
0.153
Double-vessel disease
644
41.2
790
50.5
<0.0001
−0.188
Triple-vessel disease
761
48.7
680
43.5
0.0037
0.104
Previous PCI
280
17.9
277
17.7
0.8885
0.005
Previous CABG
14
0.9
5
0.3
0.0384
0.074
Previous valve intervention
2
0.1
1
0.1
0.5635
0.021
Off-pump
95
6.1
87
5.6
0.5412
0.022
LMCA disease
31
2.0
27
1.7
0.596
0.019
Total arterial revascularization
428
27.4
430
27.5
0.9361
−0.003
BMI: body mass index; LVEF: left ventricular ejection fraction; PA: pulmonary artery; NYHA: New York Heath Association; PCI: percutaneous coronary intervention; CABG: coronary artery bypass grafting; LMCA: left main coronary artery.
