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Table 2 Quantitative and qualitative CMR measures presented 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

101

66

35

-

Mean ± SD acquisition time, mins

7:51 ± 2:58

8:14 ± 3:10

7:08 ± 2:25

0.08

Mean ± SD acceptance rate

54.4 ± 11.8%

53.8 ± 12.3%

55.5 ± 10.8%

0.50

Mean ± SD dose of MultiHance (mL)

29.8 ± 8.5

29.0 ± 7.8

31.4 ± 9.7

0.18

Mean ± SD consensus quality score

3.4 ± 0.7

3.4 ± 0.7

3.3 ± 0.7

0.58

Quality, n (%)

   

0.58#

 Uninterpretable

1 (1.0%)

0 (0%)

1 (2.9%)

 Poor

9 (8.9%)

8 (12.1%)

1 (2.9%)

 Good

40 (39.6%)

22 (33.3%)

18 (51.4%)

 Excellent

51 (50.5%)

36 (54.6%)

15 (42.8%)

  1. *Two tailed Student t test, unless otherwise specified; #Mantel Haenszel Chi Square test.