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The mean and standard deviation (in parenthesis) of percent coefficient of variation of tissue intensities in segmented GM and WM regions for 10 clinical T2- and PD-weighted MRI scenes of MS patients before correction, and after applying the N3 and SBC correction methods.
| Protocol | cυ(GM) | cυ(WM) | ||||
|---|---|---|---|---|---|---|
| Original | N3 | SBC | Original | N3 | SBC | |
| T2 | 16.7(1.61) | 14.9(1.18) | 14.7(1.23) | 12.9(1.12) | 11.5(1.07) | 11.2(0.98) |
| PD | 7.1(0.32) | 5.9(0.20) | 5.6(0.19) | 7.8(0.72) | 6.6(0.62) | 6.2(0.51) |
