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details the prevalence of pre-existing comorbidities among patients.
| Comorbidities | |||
|---|---|---|---|
| Rheumatoid Arthritis (%) | Osteoarthritis (%) | p-value | |
| Myocardial Infarction | 3.2 | 3.6 | 0.052 |
| Peripheral Vascular Disease | 1.8 | 1.6 | 0.31 |
| Cerebrovascular Disease | 0.2 | 0.2 | 0.73 |
| COPD | 17.6 | 14.2 | <0.001 |
| Uncomplicated diabetes mellitus | 17.4 | 19.6 | <0.001 |
| Complicated diabetes mellitus | 1.2 | 1.2 | 0.86 |
| Renal disease | <0.1 | <0.1 | 0.73 |
| Cancer | 1.5 | 1.5 | 0.86 |
