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Table 3 Inter-study reproducibility data in healthy subjects

From: Diffuse myocardial fibrosis evaluation using cardiac magnetic resonance T1 mapping: sample size considerations for clinical trials

  Pre-contrast Myocardium T1 (ms) λ ECV
Mean ± SD 1159.0 ± 39.2 0.442 ± 0.037 0.267 ± 0.028
Mean Diff ± SD -9.4 ± 29.2 -0.016 ± 0.025 -0.006 ± 0.017
Corr Coef 0.75 0.78 0.82
CV 0.025 0.057 0.064
BA limit -47.8 : 66.6 -0.033 : 0.066 -0.027 : 0.040
  1. λ : partition coefficient; ECV: extracellular volume fraction; Mean Diff, mean difference; Corr Coef, correlation coefficient; CV, coefficient of variability; BA limit, Bland-Altman limits of agreement.