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. Author manuscript; available in PMC: 2015 Dec 18.
Published in final edited form as: J Biomech. 2014 Oct 14;47(16):3876–3881. doi: 10.1016/j.jbiomech.2014.10.006

Table 2.

Comparisons of all predictive variables organized by slip outcome (fall vs. recovery).

Variables Fall (n = 98) Recovery (n = 89) p value
Feasible-stability-region measurement −0.181 ± 0.048 −0.156 ± 0.047 < 0.001
Margin of stability 0.039 ± 0.058 0.051 ± 0.052 0.162
Floquet multiplier 0.422 ± 0.044 0.432 ± 0.044 0.121
Lyapunov exponent Short-term 0.671 ± 0.442 0.737 ± 0.587 0.383
Long-term 0.034 ± 0.036 0.026 ± 0.045 0.205
Gait parameters variability Step length (m) 0.070 ± 0.040 0.062 ± 0.035 0.113
Step width (m) 0.031 ± 0.013 0.027 ± 0.010 0.009
Step time (sec) 0.044 ± 0.020 0.041 ± 0.019 0.460