Table 1 Preoperative Clinical Characteristics
Group 1 | Group 2 | p-value | |
|---|---|---|---|
Number of Patients | 41 (50.6%) | 40 (49.4%) | |
Mean Age (Years) | 66.5 ± 8.0 | 62.3 ± 7.2 | 0.016 |
Gender | 0.963 | ||
Male | 35 (85.4%) | 34 (85.0%) | |
Female | 6 (14.6%) | 6 (15.0%) | |
Cardiac Pathology | |||
Coronary Artery Disease | 41 (100%) | 40 (100%) | |
Other | 0 (0%) | 0 (0%) | |
Number of Diseased Vessels | 2.8 ± 0.4 | 2.9 ± 0.3 | 0.089 |
Two-vessel disease | 10 (24.4%) | 4 (10.0%) | 0.140 |
Three-vessel disease | 31 (75.6%) | 36 (90.0%) | |
Hypertension | 33 (80.5%) | 25 (62.5%) | 0.088 |
Diabetes | 41 (100.0%) | 40 (100.0%) | 1.000 |
Non-Insulin-Dependent | 34 (82.9%) | 34 (85.0%) | 0.799 |
Insulin-Dependent | 7 (17.1%) | 6 (15.0%) | |
Preoperative fasting plasma glucose (mg/dL) | 155.6 ± 53.7 | 148.5 ± 43.1 | 0.511 |
Glycated haemoglobin (%) | 8.3 ± 0.9 | 8.6 ± 1.0 | 0.876 |
Body Mass Index | 27.9 ± 4.1 | 26.9 ± 3.1 | 0.235 |
Body Surface Area (m 2 ) | 1.8 ± 0.1 | 1.8 ± 0.2 | 0.814 |
Chronic Obstructive Pulmonary Disease | 6 (14.6%) | 4 (10.0%) | 0.737 |
Renal Failure | 5 (12.1%) | 3 (7.5%) | 0.712 |
Serum creatinine (mg/dL) | 1.1 ± 0.2 | 1.0 ± 0.2 | 0.471 |
Peripheral vascular disease | 10 (24.4%) | 5 (12.5%) | 0.253 |
Previous stroke | 1 (2.4%) | 0 (0.0%) | 1.000 |
C reactive protein (mg/dL) | 4.1 ± 5.7 | 3.5 ± 6.8 | 0.653 |
Hypercholesterolemia | 27 (65.9%) | 27 (67.5%) | 1.000 |
Smoking History | 26 (63.4%) | 26 (65.0%) | 1.000 |
Previous Cardiac Surgery | 0 (0.0%) | 0 (0.0%) | |
Previous myocardial infarction | 22 (53.7%) | 11 (27.5%) | 0.024 |
Ejection fraction | 53.7 ± 11.4 | 58.2 ± 8.0 | 0.041 |
EuroScore | 4.2 ± 2.7 | 2.3 ± 1.6 | 0.000 |
Length of Hospital Stay prior to Surgery (Days) | 4.0 ± 3.0 | 3.6 ± 3.3 | 0.753 |
Inotropic Drugs before Surgery | 2 (4.9%) | 2 (5.0%) | 1.000 |