Results of linear regression to examine the correlation between DTI, T1-weighted, and T2-weighted features and preoperative mJOA
| Level/Incorporated DTI Metrics | Significant Features | Slope (β) | P Value |
|---|---|---|---|
| MC level (n = 55) | |||
| MD/AD/RD/FA | Axial spinal cord area | 0.05 | .01 |
| Average of AC levels (n = 55) | |||
| MD/AD/RD/FA | Axial spinal cord area | 0.05 | .01 |
| C2 level (n = 52) | |||
| MD | MD | –10.28 | .03 |
| Spinal cord flattened rate | 9.00 | .005 | |
| AD | AD | 5.58 | .04 |
| Spinal cord flattened rate | 6.38 | .04 | |
| RD | RD | –8.93 | .002 |
| Spinal cord flattened rate | 8.32 | .006 | |
| FA | FA | 9.43 | .002 |
| Spinal cord flattened rate | 7.12 | .02 |