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Table 1 Demographic characteristics of patients with acute myocardial infarction

From: Risk factors for sudden cardiac arrest in patients with ST-segment elevation myocardial infarction: a retrospective cohort study

Variables

Acute myocardial infarction

P-value

SCA group

(n = 108)

Non-SCA group

(n = 812)

Age, mean ± SD

61.31 ± 14.13

60.57 ± 13.39

0.589a

Sex, (%)

  

0.784b

 M

90(83.33)

668(82.27)

 

 F

18(16.67)

144(17.73)

 

Comorbidities

 Smoking

59(54.63)

478(58.87)

0.401b

 Hypertension

65(60.19)

434(53.45)

0.186b

 Diabetes mellitus

43(39.81)

243(29.93)

0.037b

 Prior CAD

22(20.37)

121(14.90)

0.140b

 CVA

4(3.70)

34(4.19)

1.000b

 Chronic kidney disease

8(7.41)

46(5.67)

0.469b

 Hyperlipidemia

7(6.48)

59(7.27)

0.766b

 Creatinine, median(IQR)

1.36(1.15–1.70)

1.06(0.89–1.31)

0.019c

 eGFR

51.98 ± 23.07

68.37 ± 25.50

 < 0.001a

Angiographic findings

 Left main CAD

14(12.96)

29(3.57)

 < 0.001b

 Numbers of diseased vessels

  

0.139b

  1

49(45.37)

427(52.59)

 

  2

35(32.41)

262(32.27)

 

  3

24(22.22)

123(15.15)

 
  1. SCA Sudden cardiac arrest, SD standard deviation, CAD coronary artery disease, CVA cerebrovascular accident, IQR interquartile range, eGFR estimated glomerular filtration rate
  2. aTwo-sample t-test
  3. bChi-squared test
  4. cMann-Whitney U-test