Table 1.
Preoperative clinical data of study cohorts
| Comorbid illness | |
|---|---|
| Hypertension | 101 (72%) |
| Diabetes Mellitus | 33 (23%) |
| Chronic obstructive pulmonary disease | 22 (16%) |
| Smoking | 85 (60%) |
| Chronic kidney disease | 9 (6%) |
| Dyslipidemia | 38 (27%) |
| Prior myocardial infarction | 42 (30%) |
|
| |
| RCRI score | |
|
| |
| 0 | 0 |
| 1 | 0 |
| 2 | 114 (81%) |
| ≥ 3 | 27 (19%) |
|
| |
| Preoperative cardiac function status | |
|
| |
| Severity of coronary artery disease | |
|
| |
| Single-vessel disease | 44 (31%) |
| Double-vessel disease | 49 (35%) |
| Triple-vessel disease | 48 (34%) |
|
| |
| Left ventricular systolic function | |
|
| |
| Normal (LVEF >50%) | 107 (75%) |
| Mild dysfunction (LVEF 40%–50%) | 24 (18%) |
| Moderate dysfunction (LVEF 30%-40%) | 10 (7%) |
| Severe dysfunction (LVEF <30%) | 0 |
|
| |
| NYHA class | |
|
| |
| I | 17 (12%) |
| II | 113 (80%) |
| III | 11 (8%) |
| IV | 0 |
Values are expressed as numbers (proportion). LVEF, left ventricular ejection fraction; NYHA, New York Heart Association; RCRI, Revised Cardiac Risk Index