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Table 2 Reproducibility of myocardial T1 at 1.5T and 3T, and T2*at 1.5T

From: T1 at 1.5T and 3T compared with conventional T2* at 1.5T for cardiac siderosis

Myocardial T1   1.5T 3T
Intraobserver CoV (%) 0.56 0.84
  ICC (95 % CI) 0.999 (0.998–1.000) 0.999 (0.997–0.999)
Interobserver CoV (%) 0.98 0.89
  ICC (95 % CI) 0.998 (0.995–0.999) 0.996 (0.988–0.999)
Interstudy CoV (%) 1.79 1.45
  ICC (95 % CI) 0.993 (0.982–0.997) 0.996 (0.989–0.998)
Myocardial T2*    
Intraobserver CoV (%) 1.54  
  ICC (95 % CI) 1.000 (1.000–1.000)  
Interobserver CoV (%) 2.76  
  ICC (95 % CI) 0.999 (0.999–1.000)  
Interstudy CoV (%) 4.55  
  ICC (95 % CI) 0.994 (0.985–0.998)  
  1. Abbreviations: CI confidence interval, CoV coefficients of variation, ICC intraclass correlation coefficient