Recovery of Posture Stability at Different Foot Placements in Patients Who Underwent Minimally Invasive Total Hip Arthroplasty: A One-Year Follow-Up Study
Table 1
One-way repeated measure ANOVA summary showing the effects of time points on functional assessment.
Functional assessment
Time points before and after surgery
Presurgery
2 w
6 w
3 M
6 M
1 yr
Berg balance test (56)
44.6 ± 7.3
36.4 ± 12.9
41.4 ± 7.9
47.7 ± 4.7
53.2 ± 1.9
52.5 ± 3.3
<0.0001
Functional reach test (cm)
Forward
22.2 ± 6.7
22.6 ± 4.2
24.6 ± 5.3
20.4 ± 5.1
28.7 ± 7.6
27.4 ± 7.5
0.0854
Toward affected side
19.8 ± 4.1
20.9 ± 9.4
19.4 ± 3.6
18.9 ± 3.6
25.7 ± 4.7
22.2 ± 5.2
0.0828
Toward unaffected side
18.8 ± 5.2
18.5 ± 3.2
18.6 ± 4.4
18.3 ± 8.7
25.3 ± 2.8
23.7 ± 4.5
0.0712
ADL independence/pain
VAS (10)
4.8 ± 1.4
2.3 ± 1.6
1.1 ± 1.2
1.1 ± 1.0
1.4 ± 1.0
2.1 ± 2.3
<0.0001
Hip score (100)
63.2 ± 9.3
65.0 ± 9.8
74.6 ± 9.8
83.6 ± 10.3
82.7 ± 9.5
85.0 ± 11.6
<0.0001
FIM (126)
119.7 ± 4.6
110.2 ± 19.6
118.0 ± 5.8
122.3 ± 4.0
125.7 ± 0.7
125.8 ± 0.6
<0.0001
Visual analogue pain scale (VAS); self-administered hip-rating questionnaire (hip score); functional independence measure (FIM). One-way repeated measure ANOVA. Tukey's HSD test for comparison of the period and the same letter means no significant difference. .
