Research Article
Clinical Outcomes in Men and Women following Total Knee Arthroplasty with a High-Flex Knee: No Clinical Effect of Gender
Table 1
Patient demographics.
| | Parameter | Total |
With ≥ 2-year complete follow-up | | Female | Male | Female | Male |
| | Number of patients | 802 | 526 | 463 | 313 | | Number of knees | 1069 | 716 | 574 | 397 | | Proportion right knees | 51.7% | 49.4% | 51.4% | 49.4% | | Patient age, mean (range) years | 71.9 (39–95) | 70.9 (44–96) | 73.3 (50–94) | 71.6 (48–95) | | Body mass index mean (range) kg/m2 | 33.2 (18–76) | 32.3 (8–79) | 32.6 (18–62) | 32.0 (8–57) | | Diagnosis | | | | | | Osteoarthritis | 97.5% | 98.6% | 97.4% | 98.7% | | Rheumatoid arthritis | 1.6% | 0.8% | 1.9% | 1.0% | | Avascular necrosis | 0.6% | 0.3% | 0.4% | 0.3% | | Osteonecrosis | 0.1% | 0.0% | 0.2% | 0.0% | | Posttraumatic arthritis | 0.1% | 0.1% | 0.2% | 0.0% | | Others | 0.2% | 0.1% | 0.0% | 0.0% | | Length-of-stay, mean (range) days | 2.5 (1–18) | 2.2 (1–22) | 2.4 (1–10) | 2.1 (1–11) | | Follow-up, mean (range) years | 2.4 (0.7–7.2) | 2.4 (0.8–6.9) | 2.9 (2–7.2) | 2.9 (2–6.9) |
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