Table 3 intraclass correlation coefficients of DTI indices between 1.5 T and 3.0 T
From: The comparison of diffusion tensor imaging in human hearts between 1.5 T and 3.0 T
b-value | Fractional anisotropy | Mean diffusivity | Helix angle | E2 angle | Helix angle transmural gradient | Transverse angle |
|---|---|---|---|---|---|---|
200 | 0.395 (− 0.074, 0.721) | 0.319 (− 0.160, 0.676) | 0.726 (0.403, 0.888) | 0.556 (0.134, 0.807) | 0.024 (− 0.437, 0.474) | 0.107 (− 0.367, 0.536) |
400 | 0.575 (0.162, 0.817) | 0.715 (0.385, 0.883) | 0.867 (0.680, 0.948) | 0.743 (0.434, 0.895) | 0.178 (− 0.302, 0.586) | 0.303 (− 0.177, 0.667) |
600 | 0.653 (0.281, 0.854) | 0.887 (0.723, 0.956) | 0.910 (0.777, 0.965) | 0.758 (0.462, 0.902) | 0.493 (0.048, 0.774) | 0.415 (− 0.050, 0.732) |
800 | 0.679 (0.324, 0.867) | 0.916 (0.790, 0.968) | 0.954 (0.881, 0.982) | 0.821 (0.584, 0.929) | 0.285 (− 0.196, 0.655) | 0.368 (− 0.105, 0.705) |
1000 | 0.903 (0.760, 0.963) | 0.937 (0.841, 0.976) | 0.957 (0.889, 0.984) | 0.835 (0.613, 0.935) | 0.400 (− 0.067, 0.724) | 0.306 (− 0.174, 0.668) |