Table 1.

Demographic findings.

Group A			Group B
Side	Sex	Age (years)	Side	Sex	Age (years)
R	F	43	L	M	55
R	M	63	R	F	79
L	F	87	L	M	66
R	M	62	L	M	91
L	F	54	R	F	37
R	F	64	L	M	32
R	F	32	L	F	71
R	F	51	L	M	72
L	F	56	R	F	39
R	F	39	R	M	57

R: right; L: left; F: female; M: male