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Table 4 Segmentation quality scores for entire patient cohort and by AF status

From: Feasibility study of electrocardiographic and respiratory gated, gadolinium enhanced magnetic resonance angiography of pulmonary veins and the impact of heart rate and rhythm on study quality

 

Overall group

NSR cohort

AF cohort

p-value

n

97

63

34

-

Mean ± SD segmentation score

2.91 ± 0.63

2.92 ± 0.58

2.88 ± 0.73

0.86*

Segmentation quality score, n (%)

   

0.78#

 Poor

1 (1.0%)

0 (0%)

1 (2.9%)

 Moderate

21 (21.7%)

13 (20.6%)

8 (23.5%)

 Good

61 (62.9%)

42 (66.7%)

19 (55.9%)

 Excellent

14 (14.4%)

8 (12.7%)

6 (17.7%)

  1. *Student's t-test; #Mantel-Haenszel Chi-Square test.