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Table 1 Background characteristics

From: Unrecognized myocardial infarctions assessed by cardiovascular magnetic resonance are associated with the severity of the stenosis in the supplying coronary artery

 

No UMI (n = 177)

UMI (n = 58)

P-value

Age at inclusion, years

64.2 ± 8.8

66.6 ± 8.2

0.07

Women (%)

66 (37 %)

14 (24 %)

0.08

Current smoker (%)

16 (9 %)

6 (10 %)

0.80

Previous smoker (%)

89 (50 %)

32 (55 %)

0.55

Family history of IHD (%)

87 (49 %)

30 (52 %)

0.76

Hypertension (%)

94 (53 %)

38 (66 %)

0.13

Diabetes mellitus (%)

32 (18 %)

17 (29 %)

0.09

Previous stroke/TIA (%)

7 (4.0 %)

6 (10 %)

0.09

PVD (%)

6 (3.4 %)

6 (10 %)

0.08

COPD (%)

13 (7.3 %)

3 (5.2 %)

0.77

BMI

27.3 ± 3.5

27.7 ± 4.0

0.49

Waist circumference, cm

99.1 ± 10.0

101.8 ± 11.7

0.55

Systolic BP, mmHg

139 ± 17

143 ± 19

0.22

Diastolic BP, mmHg

79 ± 10

79 ± 10

0.96

Ejection fraction, % median (IQR)

66 (61–71)

67 (62–72)

0.55

Symptoms of angina pectoris

 <2 months (%)

6 (3 %)

1 (2 %)

0.75

 2-12 months (%)

80 (45 %)

25 (43 %)

 

 >12 months (%)

91 (51 %)

32 (55 %)

 

Medications

 Aspirin (%)

158 (89 %)

53 (91 %)

0.81

 Clopidogrel (%)

4 (2 %)

3 (5 %)

0.37

 Statin/other lipid lowering agent (%)

121 (68 %)

46 (79 %)

0.13

  1. IHD Ischemic Heart Disease, TIA Transient Ischemic Attack, PVD Peripheral Vascular Disease, COPD Chronic Obstructive Pulmonary Disease, BMI Body Mass Index, BP Blood Pressure, IQR InterQuartileRange