Skip to main content

Table 2 Univariate analysis: Echocardiographic parameters

From: The value of diastolic function parameters in the prediction of left atrial appendage thrombus in patients with nonvalvular atrial fibrillation

 

LAAT (+)

LAAT (−)

P value

N = 19

N = 278

E:e’ ratio, mean ± SD

16.6 ± 6.1

12.0 ± 5.4

0.001

E:e’ > 8, n (%)

19 (100%)

195 (70%)

0.006

E:e’ ≥ 12, n (%)

16 (84%)

127 (46%)

0.001

e’ velocity (cm/sec), mean ± SD

6.5 ± 2.1

9.1 ± 3.2

0.001

Spontaneous echo contrast, n (%)

19 (100%)

95 (34%)

< 0.001

Depressed LAA emptying velocity * , n (%)

19 (100%)

132 (48.0%)

< 0.001

LA volume index (mL/m 2 ), mean ± SD

44 ± 13

30 ± 13

< 0.001

LV volume index (mL/m 2 ), mean ± SD

96 ± 38

73 ± 35

0.01

LV mass index (g/m 2 ), mean ± SD

124 ± 45

124.0 ± 44

1.0

LVEF (%), mean ± SD

26 ± 17

45 ± 20

< 0.001

  1. LAAT: left atrial appendage thrombus; SD: standard deviation; LAA: left atrial appendage; LA: left atrial; LV: left ventricular; LVEF: left ventricular ejection fraction.
  2. * LAA emptying velocity < 40 cm/sec.