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Table 1: 
Subject characteristics^a
Patients Controls P Value
N 13 15 
Age 59.72 ± 7.72 57.45 ± 10.34 NS
Sex (% male) 62 47 NS
CNS 9.85 ± 3.72 0.33 ± 0.62 <.0001
MMSE 25.22 ± 3.11 28.50 ± 1.62 <.005

Note:—CNS indicates Clinical Neurological Scale; MMS, Mini-Mental State Examination; NS, not significant.


^a Significant differences between the groups were assessed by t test for continuous measures and χ² for gender distributions. Symptom severity was quantified by the CNS¹² and MMS.¹¹

	Patients	Controls	P Value
N	13	15
Age	59.72 ± 7.72	57.45 ± 10.34	NS
Sex (% male)	62	47	NS
CNS	9.85 ± 3.72	0.33 ± 0.62	<.0001
MMSE	25.22 ± 3.11	28.50 ± 1.62	<.005