Table 1.

Participant age distribution (N=31). The average age was 65.226 (SD 10.832) years for all participants, 69 (SD 7.147) years for participants with Parkinson disease, and 62.5 (SD 12.144) years for participants without Parkinson disease.

Age group (years)	Overall participants, n (%)	Participants with Parkinson disease, n (%)	Participants without Parkinson disease, n (%)
40-49	3 (10)	0 (0)	3 (10)
50-59	6 (19)	2 (6)	4 (13)
60-69	9 (29)	4 (13)	5 (16)
70-79	12 (39)	7 (23)	5 (16)
80-90	1 (3)	0 (0)	1 (3)