Table 2.
Pre- and post-operative walking ability.
| BHA (n = 16) | THA (n = 56) | p value | Single cup-THA (n = 30) | DMC-THA (n = 26) | p value | |
|---|---|---|---|---|---|---|
| Preoperative walking ability | ||||||
| Category 1 | 14 (87.5%) | 52 (92.1%) | 0.33a | 28 (93.3%) | 24 (92.3%) | 0.56a |
| Category 2 | 0 | 2 (3.5%) | 1 (3.3%) | 1 (3.8%) | ||
| Category 3 | 2 (12.5%) | 1 (1.7%) | 0 | 1 (3.8%) | ||
| Category 4 | 0 | 1 (1.7%) | 1 (3.3%) | 0 | ||
| Postoperative walking ability | ||||||
| Category 1 | 12 (75%) | 45 (80.3%) | 0.54a | 24 (80.0%) | 21 (80.7%) | 0.91a |
| Category 2 | 0 | 5 (8.9%) | 3 (10.0%) | 2 (7.6%) | ||
| Category 3 | 4 (25%) | 3 (5.3%) | 2 (6.6%) | 1 (3.8%) | ||
| Category 4 | 0 | 3 (5.3%) | 1 (3.3%) | 2 (7.6%) |
Number (%);
p < 0.05: significant difference. Category 1: unaided walking, including walking using a T-cane; Category 2: walking using two crutches, including walkers for the elderly; Category 3: walking alongside a support (assisted walking); Category 4: use of a wheelchair; BHA: bipolar hemiarthroplasty; THA: total hip arthroplasty; Single cup-THA: THA with a single conventional cup; DMC-THA: THA with a dual mobility cup.
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