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Table 2 Laboratory examinations and echocardiographic characteristics of thrombosis group and control group

From: Predictive value of left atrial appendage lobes on left atrial thrombus or spontaneous echo contrast in patients with non-valvular atrial fibrillation

 

Total

(n = 472)

LAT /LASEC

group (n = 80)

Non-LAT/LASEC group (n = 392)

P value

Laboratory examinations

 Hb (g/l)

133.8 ± 17.8

130.7 ± 13.1

134.0 ± 18.6

0.049*

 Plt (*10^9/l)

186.9 ± 61.6

183.0 ± 54.3

187.7 ± 63.2

0.576

 ALT(U/L)

28.6 ± 61.0

22.6 ± 21.1

30.0 ± 66.7

0.361

 AST(U/L)

29.7 ± 75.7

24.1 ± 13.8

30.9 ± 83.9

0.508

 sCr (mmol/l)

81.3 ± 25.0

85.7 ± 24.8

80.2 ± 25.0

0.102

 BUN (mmol/l)

6.3 ± 2.1

5.7 ± 1.7

6.2 ± 2.1

0.167

 D-Dimer

0.53 ± 1.67

0.48 ± 0.43

0.54 ± 1.62

0.700

Transthoracic echocardiographic parameters

 LAD (mm)

45.2 ± 6.8

48.1 ± 7.5

44.6 ± 6.5

< 0.001*

 LVESD (mm)

30.6 ± 5.6

31.6 ± 5.3

30.4 ± 5.6

0.092

 LVEDD (mm)

47.4 ± 5.0

47.5 ± 5.1

47.3 ± 4.5

0.755

 IVsT (mm)

9.96 ± 1.98

10.67 ± 3.00

9.79 ± 1.67

0.018*

 LVPWT (mm)

9.58 ± 1.60

10.26 ± 2.44

9.42 ± 1.33

0.418

 LVEF (%)

63.0 ± 9.0

60.3 ± 9.3

63.5 ± 8.8

0.005*

 Pulmonary artery pressure (mmHg)

28.6 ± 8.5

30.9 ± 9.8

28.1 ± 8.2

0.011*

Transesophageal echocardiographic parameters

 LAD (mm)

47.6 ± 7.3

52.2 ± 6.2

46.7 ± 7.1

< 0.001*

 Lobes of Left atrial appendage

1.32 ± 0.58

1.67 ± 0.77

1.25 ± 0.50

<0.001*

 1 (n, %)

289 (61.2%)

47 (41.3%)

242 (78.3%)

< 0.001*

 2 (n, %)

83 (17.6%)

25 (31.3%)

58 (18.8%)

 > = 3 (n, %)

17 (3.6%)

8 (10.0%)

9 (2.9%)

 LUPVFV (m/s)

0.63 ± 0.24

0.54 ± 0.17

0.67 ± 0.26

0.03*

 LAAFV (m/s)

0.35 ± 0.19

0.31 ± 0.13

0.37 ± 0.20

0.217

 PFO (n, %)

33 (7.0%)

7 (8.8%)

26 (6.6%)

0.532

  1. Values are mean ± standard deviation, or number (%)
  2. LAT left atrial thrombus, LASEC left atrial appendage spontaneous echo contrast, AF atrial fibrillation, Hb hemoglobin, PLT platelets, ALT glutamate pyruvate transaminase, AST glutamicoxaloacetic transaminase, sCr serum creatinine, BUN blood urea nitrogen, LAD left atrial diameter, LVESD left ventricular end systolic diameter, LVEDD left ventricular end diastolic diameter, IVST Interventricular septal thickness, LVPWT left ventricular posterior wall thickness, LVEF left ventricular ejection fraction, LAAFV left atrial appendage flow velocity, PFO Patent foramen ovale. *P < 0.05