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Percentage of the error less than 5° and 10° in both RI and RA.
| Conventional group (n = 135) | Laser guide group (n = 80) | Laser + radiographic alignment guide group (n = 384) | p value | |
|---|---|---|---|---|
| RI and RA < 5° | 24% (32 hips) | 49% (39 hips) | 62% (237 hips) | < 0.001 |
| RI and RA < 10° | 67% (91 hips) | 84% (67 hips) | 95% (363 hips) | < 0.001 |
RI radiographic inclination, RA radiographic anteversion.
