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Table 2 Preoperative baseline characteristics of subjects

From: Training with Hybrid Assistive Limb for walking function after total knee arthroplasty

Characteristics   HAL group 9 patients (10 knees) Control group 10 patients (11 knees) P value
Age   74.1 ± 5.7 78.4 ± 8.0 0.180
Sex Male/female 1/8 2 / 8 1.000
Weight (kg)   61.2 ± 8.9 59.1 ± 9.8 0.612
Height (m) 150.4 ± 6.5 150.5 ± 10.0 0.985
BMI (kg/m2)   27.1 ± 3.9 26.3 ± 5.3 0.719
Disease OA/RA 8/2 10/1 0.587
TKA operated side right/left 6/4 5/6 0.670
Contralateral side TKA   4 2 0.350
  1. Values are expressed as numbers or as mean ± SD
  2. Abbreviation: BMI, body mass index; OA, osteoarthritis; RA, rheumatoid arthritis; TKA, total knee arthroplasty