[Table/Fig-1]:

Characteristics of patients according to haemoglobin level at admission.

Clinical variables	Total (n=130)	Anaemia (n=67)	No anaemia (n=63)	p-value
Age (mean ± SD, y)	58 ± 13	62.69 ± 10.36	53.40 ± 13.74	<0.01*
Gender (male:female)	130	37:30	50:13	<0.01*
Haemoglobin (mean ± SD, g/l)	130	102 ±18.2	148.1±12.9	<0.01*
History of CAD, n (%)	42 (32.3%)	26 (38.8%)	16 (25.4%)	0.102
Previous revascularisation, n (%)	28 (21.5%)	17 (25.4%)	11 (17.5%)	0.201
Hypertension, n (%)	75 (57.7%)	42 (62.7%)	33 (52.4%)	0.235
CKD, n (%)	17 (32.3%)	9 (13.4%)	1 (1.6%)	<0.01*
Hypothyroidism, n (%)	11 (8.5%)	9 (13.4%)	2 (3.2%)	0.04*
Diabetes, n (%)	38 (29.2%)	24 (35.8%)	14 (22.2%)	0.04*
Vegetarian Diet, n (%)	6 (4.6%)	5 (7.5%)	1 (1.5%)	0.209
Aspirin Intake, n (%)	49 (37.7%)	34 (50.7%)	15 (23.8%)	<0.01*
Clopidogrel intake, n (%)	44 (33.8%)	31 (46.3%)	13 (20.6%)	<0.01*
Heart Failure, n (%)	37 (28.5%)	26 (38.8%)	11 (17.5%)	<0.01*
Duration of hospital stay (mean ± SD, days)	10.9 ± 9.5	12.56 ± 11.06	8.89±6.88	0.03*
Transfusion, n (%)	8 (6%)	7 (10.4%)	1 (1.6%)	0.04*
Present Revascularisation, n (%)	45 (34.6%)	18 (26.9%)	27 (42.9%)	0.02*
Serum creatinine (mean ± SD, μmol/l)	124 ± 80	143 ± 100	99 ± 48	<0.01*
Total proteins (mean ± SD, g/dl)	70 ± 7	67 ± 4.7	72 ± 7.5	<0.01*
Albumin (mean ± SD, g/l)	38 ± 4	36 ± 3.9	39 ± 3.3	<0.01*

CAD – Coronary Artery Disease; CKD – Chronic Kidney Disease

*indicates significant statistical difference (p <0.05)