Research Article
Postoperative Skeletal Stability and Pharyngeal Airway: Counterclockwise versus Clockwise Rotation during Mandibular Setback Surgery
Table 3
The clockwise and counterclockwise rotation of mandibular setback in the final surgical changes (T31) by Student’s t-test.
| Variables | Clockwise | Counterclockwise | Intergroup group comparison | Mean | SD | Mean | SD | value | |
| C4C2-SN angle | 3.65 | 5.35 | 2.68 | 5.44 | 0.58 | — | Palatal angle | 5.25 | 6.58 | 2.35 | 5.97 | 0.13 | — | Soft palate width | −0.29 | 1.71 | −0.43 | 1.65 | 0.82 | — | Soft palate length | 1.31 | 2.70 | 0.99 | 4.01 | 0.76 | — | Pharyngeal airway | NOP | −0.16 | 1.95 | −0.10 | 2.08 | 0.20 | — | UOP | −2.26 | 2.06 | −2.83 | 2.36 | 0.37 | — | TOP | −3.11 | 3.06 | −3.69 | 4.31 | 0.64 | — | EOP | −1.51 | 3.85 | −0.87 | 2.55 | 0.50 | — | Hyoid | Horizontal | −5.75 | 4.06 | −4.42 | 6.12 | 0.47 | — | Vertical | 2.97 | 6.38 | 1.47 | 5.98 | 0.36 | — | Menton | Horizontal | −13.06 | 3.32 | −12.56 | 4.29 | 0.63 | — | Vertical | 3.29 | 3.01 | −2.41 | 1.66 | <0.01 | |
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Statistically significant; ; —: not significant. |