Table 5.

Distribution of elderly subjects according to groups A and B and presence of Vertical Pendulum Tracking

GROUP	A		B		TOTAL
	N	%	N	%	N	%
Type I	1	2.50	17	42.50	18	22.50
Type II	23	57.50	22	55.00	55	56.25
Type III	16	40.00	1	2.50	17	21.25
Type IV	0	0.00	0	0.00	0	0.00
TOTAL	40	100.00	40	100.00	80	100.00

Chi-square test p = 0.0001*

* = statistically significant value