|
Variables
|
Total patients
|
Double-TM cups alone
|
Technique combined with IBG
|
p value
|
|---|
|
mHHS△
|
29.6 ± 5.09
|
28.5 ± 4.14
|
31.0 ± 5.90
|
0.128
|
|
UCLA△
|
4.7 ± 0.46
|
4.8 ± 0.42
|
4.6 ± 0.52
|
0.423
|
|
SF-36△
|
|
Physical functioning
|
6.1 ± 1.86
|
5.7 ± 1.70
|
6.5 ± 2.07
|
0.341
|
|
Role-physical
|
19.7 ± 2.87
|
20.4 ± 2.99
|
18.8 ± 2.61
|
0.203
|
|
Bodily pain
|
35.4 ± 3.26
|
36.3 ± 3.74
|
34.3 ± 2.25
|
0.179
|
|
General health
|
7.8 ± 2.62
|
7.7 ± 3.09
|
8.0 ± 2.07
|
0.821
|
|
Vitality
|
11.6 ± 2.75
|
11.5 ± 3.03
|
11.8 ± 2.55
|
0.786
|
|
Social functioning
|
8.9 ± 2.90
|
9.5 ± 3.60
|
8.3 ± 1.67
|
0.141
|
|
Role-emotional
|
10.9 ± 3.93
|
11.5 ± 2.92
|
10.3 ± 5.06
|
0.263
|
|
Mental health
|
6.2 ± 2.96
|
6.7 ± 3.68
|
5.6 ± 1.77
|
0.788
|
|
LLD (mm)△
|
18.3 ± 2.59
|
18.4 ± 2.99
|
18.3 ± 2.19
|
0.928
|
|
CORa
|
1.08 ± 0.12
|
1.07 ± 0.13
|
1.08 ± 0.11
|
0.964
|
|
CORb
|
1.06 ± 0.11
|
1.05 ± 0.11
|
1.06 ± 0.12
|
0.858
|
- △Improvement between the last follow-up and pre-operation
- aVertical position of COR/contralateral position of COR (the last follow-up)
- bHorizontal position of COR/contralateral position of COR (the last follow-up)
- TM trabecular metal, IBG impacting bone grafting, mHHS modified Harris Hip Score, UCLA University of California, Los Angeles activity score, SF-36 36-item Short Form Health Survey, LLD limb-length discrepancy, COR center of rotation
