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. 2016 Aug;37(8):1528–1534. doi: 10.3174/ajnr.A4747

Table 2:

White–gray matter contrast for MPRAGE and PETRA

Assessed Location Contrast-to-Noise Ratio
Contrast Ratio
MPRAGE PETRA P Value MPRAGE PETRA P Value
Cerebellar white matter 4.02 ± 0.78 6.48 ± 1.75 <.001 1.27 ± 0.06 1.26 ± 0.01 .82
Anterior part of the posterior limb of the internal capsule 2.25 ± 0.68 3.69 ± 0.87 <.001 1.11 ± 0.04 1.17 ± 0.05 <.001
Corpus callosum
    Genu 6.74 ± 2.36 8.41 ± 3.90 .004 1.46 ± 0.12 1.59 ± 0.20 <.001
    Splenium 6.01 ± 1.87 8.17 ± 3.07 <.001 1.42 ± 0.10 1.45 ± 0.12 <.001