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Table 4 Intra-observer agreement

From: Comparison of non-triggered magnetic resonance imaging and echocardiography for the assessment of left atrial volume and morphology

All Patients n = 16 (25%) Read 1 Read 2 Bias (LoA) %Bias Pearson r ICC (95% CI)
TTE, ml (±SD) 73 ± 22 76 ± 19 −3 (−18–12) 4% 0.94a 0.97 (0.90–0.99)
CE-MRA, ml (±SD) 104 ± 31 106 ± 30 −2 (−10–5) 2% 0.99a 1.00 (0.99–1.00)
  1. Abbreviations: CE-MRA contrast enhanced magnetic resonance imaging, ICC intraclass correlation coefficient, TTE transthoracic echocardiography
  2. aSignificant at p < 0.01