Transfusion- Refusing Population Transfusion- Accepting Population p Value at ANOVA
No. of patients 202 4700  
Family history of cardiovascular disease 53.6% 48.1% 0.25
Obesity 26.6% 24.9% 0.31
Diabetes 42.6% 38.5% 0.12
Hypercholesterolemia 54.3% 51.7% 0.47
Smoking habit 37.1% 41.1% 0.33
Hypertension 72.8% 74.7% 0.37
Logistic EUROScore 8.1±7.27 9.2±9.7 0.25
Age 68,7±9.2 66.4±9.8 0.12
Gender 71% Male 70% Male 0.37
Chronic pulmonary obstructive disease 26.1% 27.5% 0.15
Presence of extracardiac arteriopathy 22.1% 23.8% 0.22
Neurological dysfunction disease 3.4% 4.1% 0.31
Previous cardiac surgery 4.9% 5.4% 0.24
Serum creatinine 1.24±0.9 1.33±0.4 0.23
Severe renal impairment 3.2% 3.9% 0.17
Presence of active endocarditis 2.1% 2.6% 0.25
Critical preoperative state 2.2% 2.4% 0.16
Unstable angina 19.1% 21.6% 0.09
Ejection fraction 48.5±9.2 52.7±8.3 0.09
Recent myocardial infarct 12.7% 13.6% 0.21
Pulmonary hypertension 5.9% 6.3% 0.17
Postinfarct septal rupture 0.3% 0.2% 0.16
Height 163±7. 165±9 0.24
Weight 74±15 76±12 0.31
Baseline haemoglobin g/dl 13.5±1.4 12.8±1.2 0.16
Table 2: Baseline characteristics.