Table 1.

Participant information: values are reported as mean ± standard deviation (SD).

	SWEDD	PD	P value
Number of subjects	n = 37	n = 40	—
Age (years)	61.3 ± 10.9	59.5 ± 11.0	0.403
Sex (male/female)	24/13	21/19	0.264
Disease duration (months)	6.4 ± 7.9	5.58 ± 4.7	0.587
Hoehn & Yahr score	1.6 ± 0.5	1.5 ± 0.5	0.921
MDS-UPDRS-III score	14.0 ± 9.1	18.6 ± 8.1	0.752
GDS score	3.3 ± 3.7	2.6 ± 3.1	0.392
MoCA score	27.4 ± 1.8	28.1 ± 2.1	0.103