| AI | Apnea Index |
| HI | Hypoapnea Index |
| AHI | Apnea/hypopnea index |
| BMI | Body mass index |
| CV | Coefficients of variation |
| HDL | High-density lipoprotein |
| LDL | Low-density lipoprotein |
| ELISA | Enzyme-linked immunosorbent assay |
| TC | Total cholesterol |
| FBG | Fasting blood glucose |
| HbA1C | Glycated haemoglobin |
| ANGPTL | Angiopoietin-like protein |
| SBP | Systolic blood pressure |
| DBP | Diastolic blood pressure |
| TG | Triglyceride |
| IH | Intermittent hypoxia |
| MLS | Multilevel Sleep Surgery |
| PSG | Polysomnography |
| CPAP | Continuous Positive Airway Pressure |
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