Table 1 Demographic and Clinical characteristics according to the smoking habit change in patients with ischemic stroke.

From: Risk of dementia according to the smoking habit change after ischemic stroke: a nationwide population-based cohort study

 

Never smoker (n = 131,520)

Former smoker (n = 26,095)

Smoking quitter (n = 12,685)

Sustained smoker (n = 23,472)

New smoker (n = 4081)

P-value

Age

65.54 ± 10.19

64.35 ± 10.27

60.92 ± 10.11

60.31 ± 10.15

62.13 ± 10.38

 < 0.0001

 ≥ 65 years

72,458 (55.09)

13,236 (50.72)

4569 (36.02)

7817 (33.3)

1655 (40.55)

 < 0.0001

Sex, male

28,877 (21.96)

25,587 (98.05)

12,197 (96.15)

21,848 (93.08)

3463 (84.86)

 < 0.0001

Pack years

–

21.36 ± 17.97

29.06 ± 20.13

24.98 ± 16.67

20.00 ± 16.79

–

Alcohol

17,163 (13.05)

12,187 (46.70)

5166 (40.73)

12,998 (55.38)

2103 (51.53)

 < 0.0001

Regular PA

24,708 (18.79)

7784 (29.83)

3278 (25.84)

4346 (18.52)

805 (19.73)

 < 0.0001

Low income

21,935 (17.13)

3533 (13.87)

2041 (16.51)

4647 (20.22)

824 (20.71)

 < 0.0001

Obesity

52,310 (39.77)

10,960 (42.00)

5298 (41.77)

8357 (35.6)

1484 (36.36)

 < 0.0001

BMI

24.35 ± 3.19

24.5 ± 2.84

24.46 ± 2.95

23.94 ± 3.15

23.98 ± 3.16

 < 0.0001

Waist circumference

81.99 ± 8.70

86.20 ± 7.74

86.02 ± 7.78

84.70 ± 8.27

84.60 ± 8.43

 < 0.0001

Diabetes

29,887 (22.72)

7021 (26.91)

3633 (28.64)

6881 (29.32)

1159 (28.4)

 < 0.0001

Hypertension

84,543 (64.28)

17,358 (66.52)

8384 (66.09)

14,149 (60.28)

2505 (61.38)

 < 0.0001

Dyslipidemia

71,778 (54.58)

14,670 (56.22)

8755 (69.02)

12,514 (53.31)

2064 (50.58)

 < 0.0001

CKD

16,812 (12.78)

3025 (11.59)

1370 (10.80)

2106 (8.97)

434 (10.63)

 < 0.0001

SBP

12,7.24 ± 15.56

127.43 ± 14.45

126.42 ± 14.59

125.80 ± 15.00

125.52 ± 14.74

 < 0.0001

DBP

77.04 ± 9.83

77.46 ± 9.70

77.88 ± 9.85

77.48 ± 9.97

77.13 ± 9.86

 < 0.0001

Total cholesterol

186.29 ± 41.32

173.84 ± 39.92

170.16 ± 41.78

179.99 ± 41.90

180.3 ± 41.14

 < 0.0001

GFR

83.75 ± 34.98

84.51 ± 56.25

85.84 ± 54.11

88.24 ± 53.46

86.24 ± 50.27

 < 0.0001

Glucose

103.83 ± 26.84

106.52 ± 27.22

108.4 ± 31.74

108.86 ± 34.46

107.89 ± 33.38

 < 0.0001

  1. PA physical activity, BMI body mass index, CKD chronic kidney disease, SBP systolic blood pressure, DBP diastolic blood pressure, GFR glomerular filtration rate.
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