Parameters | Primary THA through modified direct anterior approach(n = 32) |
---|---|
Operative parameters | |
 Operative time (min) | 105.1 ± 37.2 (50.0-200.0) |
 Blood loss (ml) | 664.1 ± 340.1 (100.0-1450.0) |
Skin incision* | 11.8 ± 1.2 (9.0-15.0) |
Numbness**a | |
 No | 23 (71.9%) |
 Yes | 9 (28.1%) |
Area of skin numbness (cm2)* | The group with LFCN injury (n = 9) |
6 weeks (n = 9) | 234 ± 167.8 (56.3-600.0) |
3 months (n = 9) | 172.3 ± 127.9 (56.3-450.0) |
6 months (n = 5) | 140.0 ± 84.0 (25.0-200.0) |
1 year (n = 5) | 125.0 ± 43.3 (75.0-150.0) |
1.5 year (n = 3) | 96.0 ± 55.1 (40.0-150.0) |
2 years (n = 3) | 96.0 ± 55.1 (40.0-150.0) |
Recovery of numbness (months)* | |
Mean ±SD (min-max); median | 12.6 ± 9.2 (3.0-24.0); 12.0 |
Rate of skin numbness** | |
 6 weeks | 9 (28.1%) |
 3 months | 9 (28.1%) |
 6 months | 5 (15.6%) |
 1 year | 3 (9.4%) |
 1.5 year | 3 (9.4%) |
 2 years | 3 (9.4%) |