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Table 1 Analysis of the hip parameters compared between preoperative radiographs and postoperative radiographs. n.s. not statistically significant. n.a., not applicable

From: Restoring global offset and lower limb length with a 3 offset option double-tapered stem

Radiographic parameter Preoperative
Mean ± SD (range)
Postoperative
Mean ± SD (range)
p-value
GO (all hips) 79.3 ± 14.7 (57–168) mm 81.8 ± 19.1 (58–230) mm 0.014
GO (offset B stem, 59 hips) 77.8 ± 15.8 (57–168) mm 80.5 ± 21.6 (58–230) mm 0.048
GO (offset C stem, 20 hips) 84.2 ± 10.1 (58–100) mm 86.3 ± 8.6 (74–110) mm n.s.
GO (all contralateral hips) 80.8 ± 9.3 (60–115) mm n.a.  
LL (all hips) 17.4 ± 10.7 (1–83) mm 11.9 ± 9.8 (1–60) mm 0.0001
LL (offset B stem, 59 hips) 18.1 ± 11.7 (1–83) mm 11.5 ± 8.6 (1–46) mm 0.0001
LL (offset C stem, 20 hips) 15.8 ± 7.0 (4–27) mm 13.9 ± 12.6 (1–60) mm n.s.
LL (all contralateral hips) 12.0 ± 9.7 (1–60) mm n.a.