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Significance of shape differences based on Mahalanobis distances (P < 0.01), assessed using permutation testing (1000 rounds)
| Antero‐posterior | Circumferential | Control | |
|---|---|---|---|
| Circumferential | < 0.0001 | ||
| Control | 0.0005 | < 0.0001 | |
| Toulouse | 0.0002 | 0.0005 | 0.004 |
