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Table 5 Comparison between types of AF regarding demographic and echocardiographic data

From: The use of MRI in quantification of the atrial fibrosis in patients with rheumatic mitral disease

  Paroxysmal AF (n = 10) Persistent AF (n = 9) Long-standing AF (n = 11) P (ANOVA)
Age, year 28.82 ± 5.71 37.56 ± 7.68 39.0 ± 9.19 0.012
Duration of symptoms, month 21 ± 9.03 33.33 ± 17.0 39.82 ± 17.23 0.031
Duration of AF, month 13.8 ± 4.94 7.89 ± 2.02 26.2 ± 12.02 < 0.001
Valve area by echo, cm2 1.24 ± 0.052 1.17 ± 0.132 1.10 ± 0.12 0.024
LA diameter by echo, cm 4.74 ± 0.12 5.17 ± 0.44 5.46 ± 0.43 < 0.001
LA diameter/BSA, cm/m2 2.53 ± 0.12 2.76 ± 0.19 3.03 ± 0.27 < 0.001
LA volume by echo, ml 72.5 ± 1.26 78.89 ± 4.78 81.91 ± 3.96 < 0.001
LA volume index, ml/m2 39.48 ± 1.82 41.21 ± 3.01 44.08 ± 3.12 < 0.001