Table 1 Patient Baseline Characteristics N(%)

Age (years),mean ± SD

54.94 ± 11.33

54.50 ± 10.58

0.612^c

Female

71 (70.3)

67 (68.4)

0.798^a

Hypertension

41 (40.6)

31 (31.6)

0.188^a

Hypertension ≥5 years

22 (21.8)

15 (15.3)

0.658^a

Diabetes Mellitus

0 (0)

4 (4.1)

0.057^b

Coronary heart disease

1 (1)

3 (3.1)

0.364^b

Stroke history

0 (0)

2 (2.0)

0.149^a

Smoking history

22 (21.8)

23 (23.6)

0.776^a

Smoking class (years^acigarettes/day ≥400)

15 (14.9)

19 (19.4)

0.260^a

Drinking history

8 (7.9)

7 (7.1)

0.835^a

GCS score

13.71 ± 2.16

13.33 ± 2.70

0.427^c

 I

16 (15.8)

22 (22.4)

0.597^c

 II

68 (67.3)

58 (59.2)

 III

13 (12.9)

11 (11.2)

 IV

4 (4.0)

7 (7.1)

 I

19 (18.8)

21 (21.4)

0.318^c

 II

43 (42.6)

48 (49.0)

 III

23 (22.8)

10 (10.2)

 IV

17 (16.8)

19 (19.4)