From: A comparative study on approximate entropy measure and poincaré plot indexes of minimum foot clearance variability in the elderly during walking
Mean MFC
SD MFC
SD1
SD2
SD1/SD2
ApEn
Accuracy
75%
70.8%
62.5%
91.7%
Sensitivity
60%
70%
30%
80%
Specificity
85.7%
71.4%
100%
57.14%
ROC area
0.71
0.74
0.76
0.73
0.55
0.9