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Table 1 Participant information

From: Effects of extended powered knee prosthesis stance time via visual feedback on gait symmetry of individuals with unilateral amputation: a preliminary study

Subject 1 2 3 4 5
Gender Male Male Male Male Female
Height 1.8 m 1.8 m 1.7 m 1.8 m 1.7 m
Body Weight 69 kg 94 kg 61 kg 69 kg 49 kg
Age 24 years 59 years 27 years 19 years 52 years
Time since Amputation 7 years 47 years 4 years 19 years 27 years
Reason for Amputation Cancer Cancer Trauma Congenital Trauma
Side of Amputation Right transfemoral amputation Left transfemoral amputation Right knee disarticulation Left transfemoral amputation Right transfemoral amputation
Prescribed Prosthesis Genium (Ottobock, 1.7 kg) Genium (Ottobock, 1.7 kg) Plie 3 (Freedom Innovations, 1.2 kg) Rheo Knee (Ossur, 1.6 kg) Power Knee (Ossur, 3.2 kg)
Time with Current Prosthesis 6 years 3 years 3 years 6 months 5 years
Physical Therapy Post-amputation 2 months 6 months 9 months None 3 or more months
Suspension Double-wall with pin to outer socket Ischial containment suction Shuttle lock, 3–5-ply socks, window socket with lanyard Suction Vacuum
Self-reported Functional K-level 3 3 3 4 3
Self-selected Walking Speed with Each Prosthesis Prescribed: 0.8 m/s Powered: 0.8 m/s Prescribed: 0.8 m/s Powered: 0.8 m/s Prescribed: 0.9 m/s Powered: 0.7 m/s Prescribed: 0.5 m/s Powered: 0.7 m/s Powered (i.e. prescribed): 0.5 m/s
  1. The listed prescribed prosthesis for Subjects 1–4 are energetically-passive knee prostheses. Subject 5 wore a powered prosthesis daily and was only tested with the powered prosthesis