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Proportion of Patients That Showed Changes in Dynamic MRI
| MC of the Neutral Neck | ||||
| Groups | Total | MC 1 | MC 2 | MC 3 |
| Neck flexion | ||||
| G0 (Δ0) | 156 | 107 | 28 | 21 |
| G1 (Δ1) | 63 | 47 | 16 | – |
| G2 (Δ2) | 8 | 8 | – | – |
| Neck extension | ||||
| G0 (Δ0) | 126 | 88 | 17 | 21 |
| G1 (Δ1) | 83 | 56 | 27 | – |
| G2 (Δ2) | 18 | 18 | – | – |
Δ indicates delta; MC indicates Muhle classification grade; MRI, magnetic resonance imaging.
