| OSA | Obstructive Sleep Apnea |
| CPAP | Continuous Positive Airway Pressure |
| BMI | Body Mass Index |
| CSC | Central Serous Chorioretinopathy |
| AMD | Age-Related Macular Degeneration |
| RVO | Retinal Vein Occlusion |
| CKD | Chronic Kidney Disease |
| SD | Standard Deviation |
| IQR | Interquartile Range |
| CI | Confidence Interval |
| RR | Risk Ratio |
| OR | Odds Ratio |
| IRB | Institutional Review Board |
| HIPAA | Health Insurance Portability and Accountability Act |
| STROBE | Strengthening the Reporting of Observational Studies in Epidemiology |
| UMLS | Unified Medical Language System |
| ICD-10-CM | International Classification of Diseases, 10th Revision, Clinical Modification |
| SNOMED | Systematized Nomenclature of Medicine |
| CPT | Current Procedural Terminology |