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Table 4 Comparison between the two groups before and after 1:1 propensity score matching

From: Predictive value of lipoprotein(a) for left atrial thrombus or spontaneous echo contrast in non-valvular atrial fibrillation patients with low CHA2DS2-VASc scores: a cross-sectional study

 

Before matching

After matching

Lp(a) <224.5mg/L (n=323)

Lp(a)≥224.5mg/L (n=158)

P

Lp(a)<224.5mg/L (n=151)

Lp(a)≥224.5mg/L (n=151)

P

Paroxysmal AF, %

104(32.2)

55(34.8)

0.606

94(62.3)

100(66.2)

0.471

CHA2DS2-VASc

  

0.033*

  

0.815

 M0F1

158(48.9)

61(38.6)

 

63(41.7)

61(40.4)

 

 M1F2

165(51.1)

97(61.4)

 

88(58.3)

90(59.6)

 

Statins, %

76(23.5)

24(15.2)

0.034*

24(15.9)

24(15.9)

1.000

LVEF, %

67.0(62.0-70.0)

66.0(61.8-69.0)

0.047*

66.0(62.0-69.0)

66.0(62.0-69.0)

0.782

LAT/SEC, %

31(9.6)

57(36.1)

<0.001*

21(13.9)

54(35.8)

<0.001*

  1. *P<0.05
  2. M0F1 0 point in men or 1 point in women, M1F2 1 point in men or 2 points in women, AF Atrial fibrillation, LAT/SEC Left atrial thrombosis/left atrial spontaneous echo contrast, Lp(a) Lipoprotein(a), LVEF Left ventricular ejection fraction