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Table 4 Baseline echocardiographic characteristics of the study population

From: Left atrial volume predicts adverse cardiac and cerebrovascular events in patients with hypertrophic cardiomyopathy

 

Total

Group A

Group B

p-value

LAD (cm)

3.81 ± 0.60

3.91 ± 0.56

3.80 ± 0.59

0.40

LAV, max (ml)

54.6 ± 19.2

64.3 ± 25.0

51.9 ± 16.0

0.005

LAV, min (ml)

27.9 ± 12.4

33.9 ± 15.1

26.2 ± 10.9

0.008

LAV/BSA (ml/m2)

34.0 ± 11.8

40.1 ± 15.4

31.5 ± 8.7

0.0009

LVD, diastole (cm)

4.34 ± 0.89

4.36 ± 0.51

4.33 ± 0.49

0.77

LVD, systole (cm)

2.59 ± 0.54

2.64 ± 0.50

2.57 ± 0.55

0.62

IVS (cm)

1.56 ± 0.43

1.59 ± 0.45

1.50 ± 0.40

0.37

EF (%)

66.8 ± 6.6

67.5 ± 6.2

66.5 ± 6.8

0.53

E/A

1.04 ± 0.4

1.2 ± 0.4

1.0 ± 0.4

0.42

DcT (msec)

244 ± 79

243 ± 71

254 ± 103

0.57

MR

None

15 (15%)

2 (8%)

13 (17%)

0.05

Mild

77 (76%)

18 (75%)

59 (76%)

0.87

Moderate or severe

10 (10%)

4 (17%)

6 (7%)

0.03

  1. LAD, left atrial diameter; LAV, left atrial volume
  2. BSA, body surface area; LVD, left ventricular dimension
  3. IVS, intraventricular septum; EF, ejection fraction
  4. E/A, ratio of early to late transmitral peak flow velocity
  5. DcT, deceleration time; MR, mitral regurgitation