Table 2.
Comparison of Image Inhomogeneity in Volunteers
LV Cavity | LV Myocardium | Overall | ||||
---|---|---|---|---|---|---|
| ||||||
T2 Prep module | Mean CV* (n = 21) | P-value (vs proposed module) | Mean CV* (n = 21) | P-value (vs proposed module) | Mean CV* (n = 42) | P-value (vs proposed module) |
Proposed Module | 0.07 (0.06 – 0.08) | -- | 0.14 (0.13 – 0.16) | -- | 0.10 (0.09 – 0.11) | -- |
Silver-Hoult–pair | 0.11 (0.09 – 0.13) | 0.0005 | 0.19 (0.17 – 0.22) | 0.003 | 0.14 (0.13 – 0.17) | 0.001 |
MLEV-4 | 0.11 (0.09 – 0.13) | <0.0001 | 0.22 (0.19-0.25) | 0.006 | 0.15 (0.13 – 0.18) | <0.0001 |
mBIR-4 | 0.23 (0.18 – 0.30) | <0.0001 | 0.32 (0.27 – 0.38) | <0.0001 | 0.27 (0.23 – 0.32) | <0.0001 |
Indices reported as the antilog of the mean CV (95% confidence interval of the SEM) of log transformed data.