Individual changes of dynamic stability (λ*). Lyapunov exponent λL* and λS* of the 20 subjects are presented for Overground Walking (OW) and Treadmill Walking (TW). Discontinuous lines join OW and TW results. Boxplots show the quartiles and the median.
Terrier and Dériaz Journal of NeuroEngineering and Rehabilitation 2011 8:12 doi:10.1186/1743-0003-8-12