Development of a new instrument for evaluating leg motions using acceleration sensors (II)

Table 3 The area under the receiver operator characteristic curve to discriminate the high- and low-risk groups classified by the standard indices

Standard indices	Location	B–F axis	R–L axis	U–D axis
FRT	Lumbar	0.514	0.653	0.701
	Knee	0.660	0.722	0.625
	Ankle	0.500	0.382	0.486
	Toe	0.306	0.521	0.507
Hurdle walk test	Lumbar	0.549	0.487	0.460
	Knee	0.558	0.554	0.647
	Ankle	0.625	0.705	0.563
	Toe	0.415	0.616	0.473
TMIG index of competence	Lumbar	0.625	0.458	0.542
	Knee	0.500	0.604	0.556
	Ankle	0.375	0.479	0.646
	Toe	0.361	0.611	0.347
Fall risk assessment	Lumbar	0.653	0.563	0.500
	Knee	0.313	0.576	0.417
	Ankle	0.528	0.632	0.389
	Toe	0.403	0.486	0.292
Fall experience	Lumbar	0.497	0.801	0.795
	Knee	0.242	0.770	0.485
	Ankle	0.385	0.522	0.441
	Toe	0.745	0.460	0.335
Carelessness	Lumbar	0.534	0.619	0.648
	Knee	0.500	0.591	0.682
	Ankle	0.415	0.511	0.483
	Toe	0.585	0.296	0.568

ISSN: 1347-4715