Skip to main content

Table 6 Knee pain and functionality in the HAL and control groups

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

Response   HAL group Control group   
Visit Mean ± SD   Mean ± SD   P value
WOMAC-P Pre 72.0 ± 13.4 (n = 10) 60.0 ± 23.2 (n = 11) 0.169  
Week 2 78.0 ± 15.7 (n = 10) 59.1 ± 18.4 (n = 11) 0.021 *
Week 4 79.0 ± 12.4 (n = 10) 80.0 ± 13.6 (n = 11) 0.863  
Week 8 88.0 ± 5.7 (n = 5) 79.2 ± 14.6 (n = 6) 0.218  
WOMAC-F Pre 82.2 ± 16.9 (n = 10) 74.6 ± 15.0 (n = 11) 0.287  
Week 2 82.8 ± 14.5 (n = 9) 69.6 ± 19.0 (n = 10) 0.110  
Week 4 86.5 ± 10.6 (n = 10) 83.3 ± 11.3 (n = 11) 0.515  
Week 8 92.6 ± 6.6 (n = 5) 85.3 ± 5.7 (n = 6) 0.077  
  1. Abbreviations: Western Ontario and McMaster Universities Osteoarthritis Index WOMAC-P, Subscale of pain in WOMAC; WOMAC-F, Subscale of function in WOMAC
  2. *P < 0.05