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Table 1 Comparison between the pre & post ligation LV systolic function, dimensions & LA/AO ratio

From: Left ventricular dysfunction postsurgical patent ductus arteriosus ligation in children: predictor factors analysis

Parameters

Pre ligation (I) (n = 50)

First-day post ligation (II) (n = 50)

One-month post ligation (III) (n = 50)

Six-months post ligation (IV) (n = 50)

P-value I & II

P-value I & III

P-value II &III

P-value II &IV

P-value III &IV

LVEDd (mm)

3.25 ± 0.35

2.98 ± 0.25

2.93 ± 0.26

2.90 ± 0.22

<  0.001

<  0.001

<  0.05

<  0.001

<  0.05

LVESd (mm)

2.02 ± 0.30

1.97 ± 0.23

1.91 ± 0.18

1.87 ± 0.21

NS

< 0.05

<  0.05

<  0.001

<  0.05

LA/AO ratio

1.67 ± 0.32

1.39 ± 0.28

1.29 ± 0.22

1.25 ± 0.21

<  0.001

<  0.001

<  0.001

<  0.001

<  0.05

FS (%)

36.73 ± 3.09

32.40 ± 3.61

37.4 ± 2.79

37.92 ± 2.83

<  0.01

NS

<  0.01

<  0.001

NS

EF (%)

61.12 ± 3.82

58.18 ± 3.46

60.78 ± 2.95

61.02 ± 2.25

<  0.001

NS

<  0.001

<  0.001

NS