Table 1. General and medical subject characteristics (N = 30).

	CDR-0.5 (n = 10)	CDR-1 (n = 10)	CDR-2 (n = 10)
Age (years)	73.42±6.23§	69.12±6.14	75.47±4.52
Time since onset (months)	25.12±13.78	22.43±10.04	27.51±13.4
Weight (kg)	60.18±9.63	63.79±10.38	65.19±8.31
Height (cm)	165.48±11.12	161.62±9.48	166.73±7.92
Gender (male/female)	6/4	5/5	7/3
MMSE-K	15.23±5.12	16.13±4.27	14.53±4.92

^§Mean ± SD, MMSE-K: mini-mental state examination-Korea