Table 5.

The frequency of the false classification of each ADL.

Falling ADL			Non-Falling ADL
Action	# of False	False Rate	Action	# of False	False Rate
Slip and ascending stairs	4	0.8%	Ascending stairs	0	0.0%
Slip and descending stairs	2	0.4%	Descending stairs	2	0.4%
Forward fall	0	0.0%	Sitting down on bed	0	0.0%
Backward fall	1	0.2%	Standing up from bed	1	0.2%
Falling down from bed	0	0.0%	Sitting down in wheelchair	0	0.0%
Fall down from wheelchair	2	0.4%	Standing up from wheelchair	0	0.0%
Rolling down from bed	2	0.4%	Walking	0	0.0%
Lateral fall	0	0.0%	Lying down	0	0.0%
Falling down to bed	2	0.4%	Lying up	0	0.0%
Fall for the weak leg	0	0.0%	Squatting down	1	0.2%
			Standing up	0	0.0%