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Table 3 Prognostic value of pulmonary vein size for the prediction of recurrent atrial fibrillation

From: Prognostic value of pulmonary vein size in prediction of atrial fibrillation recurrence after pulmonary vein isolation: a cardiovascular magnetic resonance study

   

Early Recurrent AF

Late Recurrent AF

Pulmonary Vein Measure

Boundary*

N†

HR (95 %)

p

HR (95 % CI)

p

Diameter

      

95th percentile

3.0 cm

8 (11 %)

1.88 (0.77 – 4.56)

0.165

1.28 (0.44 – 3.70)

0.653

90th percentile

2.7 cm

21 (30 %)

1.98 (0.99 – 3.96)

0.053

1.47 (0.67 – 3.21)

0.335

85th percentile

2.4 cm

31 (44 %)

1.87 (0.94 – 3.75)

0.075

1.33 (0.62 – 2.85)

0.464

Cross-sectional area

      

95th percentile

4.61 cm2

12 (17 %)

2.28 (1.05 – 4.95)

0.037

2.51 (1.05 – 6.00)

0.039

90th percentile

3.71 cm2

20 (28 %)

1.94 (0.96 – 3.91)

0.064

2.25 (1.04 – 4.88)

0.039

85th percentile

3.25 cm2

30 (42 %)

1.52 (0.77 – 3.01)

0.232

1.98 (0.92 – 4.24)

0.079

  1. *The boundary value marks the percentile boundary for all pulmonary veins individually
  2. † N represents the number of study subjects with at least one pulmonary vein measured ≥ boundary value
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Journal of Cardiovascular Magnetic Resonance

ISSN: 1532-429X

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