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Table 7 CMR findings in patients with normal ECG vs. abnormal ECG

From: T1 and T2 mapping for evaluation of myocardial involvement in patients with ANCA-associated vasculitides

  ECG normal (n = 26) ECG abnormal (n = 11) p
LV-EF (%) 66 ± 9 61 ± 12 0.47
LV-EDV (ml) 116 ± 28 136 ± 60 0.68
LV-ESV (ml) 40 ± 17 59 ± 47 0.46
LV-SV 76 ± 17 77 ± 21 0.79
LV-EDD 47 ± 5 49 ± 6 0.31
LA (cm2) 19 ± 3 23 ± 7 0.16
IVS (mm) 10 ± 2 11 ± 2 0.06
PA (mm) 25 ± 3 25 ± 4 0.80
LV mass (g) 91 ± 23 89 ± 30 0.46
LGE positive (n) 10 (39%) 6 (55%) 0.37
Native T1 (ms) 983 (960–1010) 1006 (983–1037) 0.11
Post-contrast T1 (ms) 487 (464–538) 490 (476–512) 0.62
ECV (%) 26 (25–28) 29 (28–32) 0.01
T2 (ms) 52 (50–54) 55 (53–57) 0.009
  1. All values are n or mean ± SD or interquartile ranges. CMR cardiac magnetic resonance, LV left-ventricular, EF ejection fraction, EDV end-diastolic volume, ESV end-systolic volume, SV stroke volume, EDD end-diastolic diameter, LA left atrium, IVS interventricular septum, PA pulmonary artery, LGE late gadolinium enhancement, ECV extracellular volume