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Table 3 Comparisons of DENSE and feature tracking with HARP tagging in peak strain assessment

From: A comparison of both DENSE and feature tracking techniques with tagging for the cardiovascular magnetic resonance assessment of myocardial strain

Software Peak strain P value a ICC Mean difference and 95% CI by Bland-Altman
DENSE Ecc 0.663 0.778 0.155 (−6.166, 6.476)
Err 0.072 0.032 7.366 (−64.89, 79.62)
Ell < 0.001 0.359 4.886 (−2.986, 12.76)
Tomtec Ecc < 0.001 0.507 3.532 (− 6.454, 13.52)
Err < 0.001 0.095 −16.52 (−84.49, 51.44)
Ell 0.290 0.587 −0.2719 (−10.37, 9.829)
CIM Ecc < 0.001 0.571 −2.616 (−9.248, 4.016)
Err < 0.001 0.284 −33.6 (− 103.3, 36.15)
Ell < 0.001 0.527 −2.375 (− 10.42, 5.667)
Circle Ecc 0.036 0.652 1.079 (−7.041, 9.2)
Err < 0.001 0.312 8.096 (−36.67, 52.86)
Ell 0.049 0.408 −0.8713 (−11.41, 9.667)
  1. Abbreviations: Ecc circumferential strain, Err radial strain, Ell longitudinal strain, ICC intraclass correlation coefficient, CI confidence interval
  2. aPaired t-test