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Table 1 LVEF Threshold 30 %

From: Impact of cardiovascular magnetic resonance assessment of ejection fraction on eligibility for implantable cardioverter defibrillators

  Echo LVEF >=30% Echo LVEF <30% Total
CMR LVEF >=30 % 21 1 22
CMR LVEF <30 % 7 20 27
Total 28 21 49
Kappa = 0.68