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Spearman correlations between the DTI metrics for C2 level and mJOA at 2 follow-up stages after surgery
| Follow-Up Stages/DTI Metrics | Correlation Coefficient | P Value |
|---|---|---|
| 3-Month follow-up (n = 44) | ||
| MD | –0.20 | .21 |
| AD | 0.16 | .33 |
| RD | –0.35 | .03a |
| FA | 0.42 | .005a |
| 6-Month follow-up (n = 37) | ||
| MD | –0.44 | .01a |
| AD | 0.15 | .39 |
| RD | –0.65 | <.001a |
| FA | 0.77 | <.001a |
Significant correlation.
