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Table 1 Demographic and medical characteristics among study patients before matching

From: Targeted temperature management in cardiac arrest: survival evaluated by propensity score matching

 

Control (n = 153)

Treated (n = 183)

 

Count/[Mean]

Percenta/(SD)

Count/[Mean]

Percenta/(SD)

P-value

Mean age [years] with (95% CI)

[64]

(20)

[59]

(16)

0.01

Male gender

86/153

56%

140/183

77%

<0.001

Primary shockable rhythm

41/143

29%

132/181

73%

<0.001

Medical history

 Previous myocardial infarction

42/153

27%

52/183

28%

0.94

 Heart failure

26/116

22%

25/179

14%

0.086

 Hypertension

48/126

38%

62/178

35%

0.64

 Lung disease

37/119

31%

32/181

18%

0.01

 Diabetes

25/122

20%

25/180

14%

0.17

 Kidney disease

13/118

11%

4/179

2%

<0.001

 Malignancy

16/135

12%

9/178

5%

0.047

 Smoke

65/97

67%

113/152

74%

0.27

 Hypercholesterolemia

19/67

28%

33/154

21%

0.35

Presumed cause of arrest

 Acute myocardial infarction

43/153

28%

104/183

57%

<0.001

 Previous myocardial infarction

7/153

5%

24/183

13%

0.01

 Other heart disease

6/153

4%

10/183

5%

0.69

  1. aThe percentage values are based on patients with non-missing data