| CBCT | Cone-Beam Computed Tomography |
| OSA | Obstructive Sleep Apnea |
| PAS | Posterior Airway Space |
| 3D | Three-Dimensional |
| 2D | Two-Dimensional |
| NP | Nasopharynx |
| OP | Oropharynx |
| minAx | Most Constructed Area |
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