Table 4.
ANOVA results between clinical group white matter tract magnetization transfer ratio (MTR) homogeneity and MTR homogeneity (MTRh) means using status and sex as factors.
| Cases | Sum of squares | df | Mean square | F | p | |
|---|---|---|---|---|---|---|
| L SPTH | Status | 160.654 | 2 | 80.327 | 2.754 | 0.066 |
| Sex | 20.216 | 1 | 20.216 | 0.693 | 0.406 | |
| Status * Sex | 387.84 | 2 | 193.92 | 6.648 | 0.002 | |
| R SPTH | Status | 52.806 | 2 | 26.403 | 1.339 | 0.264 |
| Sex | 0.422 | 1 | 0.422 | 0.021 | 0.884 | |
| Status * Sex | 118.05 | 2 | 59.025 | 2.993 | 0.052 | |
| MTRh | Status | 0.003 | 2 | 0.001 | 0.685 | 0.505 |
| Sex | 0.005 | 1 | 0.005 | 2.606 | 0.108 | |
| Status * Sex | 0.04 | 2 | 0.02 | 9.902 | < 0.001 |
White matter tracts above are the left and right combined spinothalamic and spinoreticular tracts (L and R SPTH).