| DOT | Dentofacial Orthopedic Treatment |
| AT | Adenotonsillectomy |
| OSA | Obstructive Sleep Apnea |
| AHI | Apnea–Hypopnea Index |
| RME | Rapid Maxillary Expansion |
| MA | Mandibular Advancement |
| CSA | Central Sleep Apnea |
| BMI | Body Mass Index |
| PSG | Polysomnography |
| LSaO2 | Lowest oxygen saturation |
| CBCT | Cone-Beam computed tomography |
| FAS | Full Analysis Set |
| PPS | Per-Protocol Set |