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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