| ACPA | Anti-Citrullinated Protein Antibodies |
| AS | Ankylosing Spondylitis |
| BMI | Body Mass Index |
| DMARDs | Disease-Modifying Antirheumatic Drugs |
| NSAIDs | Non-Steroidal Anti-Inflammatory Drugs |
| OA | Osteoarthritis |
| OR | Odds Ratio |
| QoL | Quality of Life |
| RA | Rheumatoid Arthritis |
| SD | Standard Deviation |
| SLE | Systemic Lupus Erythematosus |
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