| OSA | Obstructive sleep apnoea |
| CPAP | Continuous positive airway pressure |
| DISE | Drug-induced sleep endoscopy |
| PAP | Positive airway pressure |
| MAD | Mandibular advancement device |
| UAS | Upper airway stimulation |
| BMI | Body mass index |
| AHI | Apnoea–hypopnea index |
| CCC | Complete concentric collapse |
| LPW | Lateral pharyngeal wall |
| NE | Nasoendoscopy |
| NSE | Natural sleep endoscopy |
| OAT | Oral appliance therapy |
| PT | Positional therapy |
| ASA | American Society of Anaesthesiologists |
| PSG | Polysomnography |
| AP | Anteroposterior |
| BIS | Bispectral index |
| TCI | Target-controlled infusion |
| DISE-CPAP | Drug-induced sleep endoscopy guided continuous positive airway pressure |
| POSA | Positional obstructive sleep apnoea |
| NPOSA | Non-positional obstructive sleep apnoea |
| MCP | Maximal comfortable protrusion |
| LSAT | Lowest oxygen saturation |
| MMA | Maxillomandibular advancement |
| MM | Muller’s manoeuvre |
| ODI | Oxygen desaturation index |
| CFD | Computational fluid dynamics |