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Table 2 Selected characteristics for stroke patients whose self-reported day of stroke onset was the same as the day they presented to an ED compared to those that differed

From: A retrospective cohort study of stroke onset: implications for characterizing short term effects from ambient air pollution

 

Stroke onset = DOP

(N = 175)

Stroke onset ≠ DOP

(N = 66)

p

Characteristic

n

%

n

%

 

Age

     

< 65 years

49

28.0

27

40.9

0.20

65-74 years

38

21.7

14

21.2

 

75-84 years

50

28.6

12

18.2

 

≥ 85 years

38

21.7

13

19.7

 

Sex

     

Male

88

50.3

38

57.6

0.31

Female

87

49.7

28

42.4

 

Previous stroke

     

Yes

67

38.5

17

25.8

0.06

No

107

61.5

49

74.2

 

Stroke subtype

     

TIA

41

23.6

11

16.7

0.31

Ischemic

111

63.8

49

74.2

 

Hemorrhagic

22

12.6

6

9.1

 

CTAS

     

Emergent

111

63.4

24

36.4

0.001

Urgent

61

34.9

41

62.1

 

Less urgent

3

1.7

1

1.5

 

Hypertension

     

Yes

124

71.3

50

75.8

0.49

No

50

28.7

16

24.2

 

Diabetes

     

Yes

35

20.1

15

22.7

0.66

No

139

79.9

51

77.3

 

Heart disease

     

Yes

56

32.2

21

31.8

0.96

No

118

67.8

45

68.2

 

Smoking status

     

≥ 15 cigarettes/day

14

8.1

5

7.6

0.52

< 15 cigarettes/day

24

13.9

14

21.2

 

Former

71

41.0

27

40.9

 

Never

64

37.0

20

30.3

 
  1. DOP = Day of presentation to the ED
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Environmental Health

ISSN: 1476-069X