Table 1: Patient demographics.

Syntax Score Category Low(<22)
(n=83)
Intermediate(23-32)
(n=36)
High(>32) p
(n=21)
p
Age (years), mean
Minimum-Maximum
95% CI
65.8
43-97
(63.6-67.9)
70.3
46-87
(66.8-73.8)
66.9
47-83
(62.8-71.1)
0.074
Sex (male) 77 (92.77%)
32 (88.89%)
21 (100%) 0.291
Smoker 32 (38.55%) 10 (27.77%) 8 (38.1%) 0.514
Hyperlipidemia 47 (56.62%) 28 (77.78%) 8 (38.1%) 0.010
Hypertension 50 (60.24%) 30 (83.33%) 12 (57.14%) 0.034
Diabetes mellitus 27 (32.53%) 13 (36.11%) 6 (28.57%) 0.839
Family History 22 (26.5%) 7 (19.44%) 2 (9.52%) 0.222
Overweight 9 (10.84%) 1 (2.77%) 2 (9.52%) 0.348
CAD 21 (25.3%) 7 (19.44%) 4 (19.04%) 0.708

CI=confidence interval; p values refer to between-group differences; CAD= coronary artery disease.