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Table 1 Independent Predictors for Perfusion Defect

From: First-pass stress perfusion MR Imaging findings of apical hypertrophic cardiomyopathy: with relation to LV wall thickness and late Gadolinium-enhancement

 

For overall perfusion defect

 

For ring of subendocardial perfusion defect

     
  

95% CI

  

95% CI

   
 

HR

upper

lower

p-value

HR

upper

lower

p-value

Age (years)

0.98

0.90

1.08

0.983

1.00

0.92

1.08

0.960

Sex

0.80

0.07

8.91

0.856

4.40

0.42

46.26

0.217

BMI (kg/m2)

1.11

0.73

1.69

0.633

1.18

0.81

1.72

0.378

Hypertension

1.50

0.21

10.82

0.688

1.20

0.21

6.88

0.838

Diabetes

0.01

0.00

-

0.999

2.60

0.21

32.90

0.461

Current smoker

0.64

0.09

4.89

0.643

0.53

0.10

2.98

0.474

Hypercholesterolemia

0.86

0.12

6.01

0.877

6.00

0.92

39.19

0.061

Family history of sudden cardiac death or HCM

0.10

0.01

1.49

0.095

5.00

0.04

6.55

0.597

Med_aspirin

0.33

0.05

2.21

0.255

1.25

0.24

6.63

0.793

Med_antithrombotic drug

0.01

0.00

-

1.000

0.01

0.00

-

1.000

Symptom

0.75

0.11

5.11

0.769

0.78

0.16

3.80

0.756

Typical angina including syncope

3.18

0.30

33.26

0.334

6.60

0.97

44.93

0.054

Ejection Fraction (%)

0.99

0.86

1.14

0.883

1.08

0.95

1.22

0.260

LV mass (g)

1.01

0.99

1.03

0.322

1.01

1.00

1.02

0.203

Maximal LV wall thickness (mm)

1.97

1.05

2.43

0.029*

1.50

1.06

2.13

0.021*

LGE

3.00

0.45

19.93

0.255

3.75

0.59

23.87

0.162

NHS

1.82

1.01

3.30

0.048*

1.40

0.99

1.97

0.056

AHS-2

5.67

0.75

42.58

0.092

2.00

0.30

13.51

0.477

AHS-3

3.71

0.54

25.59

0.183

9.00

1.39

58.44

0.021*

  1. Note. - LGE = late gadolinium-enhancement, NHS = Number of hypertrophied segment, AHS-2 = more than 2 adjacent hypertrophied segments, AHS-3 = more than 3 adjacent hypertrophied segments
  2. * p < 0.05