| AHI | Apnea hypoapnea index |
| AT | Adenotonsillectomy |
| BMI | Body mass index |
| HST | Home sleep study |
| MA | Mandibular advancement |
| MT | Myofunctional therapy |
| NRCT | Non-randomized controlled trial |
| ODI | Oxygen desaturation index |
| OSA | Obstructive sleep apnea |
| PSG | Polysomnography |
| RCT | Randomized controlled trial |
| RDI | Respiratory disturbance index |
| RME | Rapid maxillary expansion |
| PTH | Post-tonsillectomy hemorrhage |