TABLE 1

Characteristics of the Patient and Control Groups

Participants	Characteristics
		Age (y)	Sex			Disease duration (y)	MMSE score
		Age (y)		M	F	Disease duration (y)	MMSE score
Patients	59.2 ± 10.7	10	19	2.5 ± 1.1	14.9 ± 9.6*
Controls	61.9 ± 5.7	4	7	—	29.1 ± 1.1

↵* P < 0.01.
MMSE = Mini-Mental State Examination.
Values are mean ± SD.