Postural Stability Characteristics of Transtibial Amputees Wearing Different Prosthetic Foot Types When Standing on Various Support Surfaces
Table 1
Clinical and demographic characteristics of participants.
Characteristics
Amputees
Able-bodied
value
Mean ± SD age (years)
44.8 ± 13.5
44.1 ± 14.04
0.91
Mean ± SD height (m)
1.70 ± 0.06
1.66 ± 0.05
0.15
Mean ± SD weight (kg)
77.0 ± 17.9
73.9 ± 8.7
0.68
Sex (Male)
Ten
Nine
Time after amputation (years)
7.1 ± 6.6
Amputation cause
Five vascular, four trauma, and one tumor
Mobility grade†
Five K2, Five K3
Prosthetic foot
Seven single-axis
Three energy-saving-and-return
Suspension
Three PTBs with pelite liner
Seven TSBs with pin lock
Houghton Scale (mean ± SD)
10.5 ± 0.9
BBS (total 56)
52.9 ± 4.9
56
0.08
Based on Medicare K-level. PTB: Patellar tendon bearing socket, TSB: Total surface bearing socket, and BBS: Berg Balance Score. Statistical significance of differences between the study groups was set as .