Table 1. Baseline clinical features.

Baseline clinical features	Group I	Group II	Group III	p1	p2
Age (mean ± SD)	59.69 ± 12.2	63.62 ± 12.4	69.89 ± 13	0.003	< 0.001
Male sex (%)	249 (70.7)	74 (63.8)	26 (74.3)	0.161	0.659
Arterial hypertension (%)	162 (46.7)	62 (54.4)	18 (51.4)	0.154	0.592
Hypercholesterolemia (%)	122 (35.2)	40 (35.1)	8 (22.9)	0.989	0.143
Diabetes (%)	105 (30.2)	46 (40.4)	19 (54.3)	0.044	0.004
Family history of CAD (%)	62 (17.9)	18 (15.8)	1 (2.9)	0.611	0.023
Smokers (%)	165 (47.6)	43 (37.7)	9 (25.7)	0.067	0.013
Previous CVA (%)	7 (2)	2 (1.8)	2 (5.7)	0.860	0.169

CAD, coronary artery disease; CVA, cerebrovascular accident.