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Main comorbidities of the patients before TKA
| Medical comorbidities | Number of patients (%) |
|---|---|
| Hypertension | 56 (65) |
| Diabetes | 17 (20) |
| Chronic anemia | 16 (19) |
| Supraventricular arrhythmia | 15 (17) |
| Chronic renal failure | 15 (17) |
| Ischemic heart disease | 13 (15) |
| Thromboembolic disease | 10 (12) |
| Obesity | 10 (12) |
| Chronic obstructive pulmonary disease | 7 (8) |
| Cerebrovascular accident | 4 (5) |
| Obstructive sleep apnea | 3 (4) |
