Voluntary step execution in patients with knee osteoarthritis: Symptomatic vs. non-symptomatic legs.

Background: Individuals with osteoarthritis fall at a greater rate than the general population, likely as a result of weakness, pain, movement limitations, and a decline in balance. Due to the high prevalence of osteoarthritis in the population, understanding the mechanisms leading to greater fall risk is an important issue to better understand.

Research Question: What is the influence of unilateral knee osteoarthritis on the characteristics of performing a voluntary step (i.