Table 2. Changes in the K-MMSE scores 4 weeks after baseline.

	At baseline (n = 10)	At 4 weeks (n = 10)
	mean ± SD	mean ± SD
Orientation to time	2.90 ± 2.23	3.60 ± 1.95
Orientation to place	3.70 ± 2.00	4.40 ± 0.69
Registration	2.40 ± 1.26	3.00 ± 0.00
Attention and calculation	2.70 ± 2.31	2.70 ± 2.31
Recall	1.40 ± 1.17	2.70 ± 2.31
Language	6.00 ± 3.83	7.40 ± 1.83
Total	19.1 ± 10.61	22.9 ± 5.23 *

*p < 0.05 with Wilcoxon’s signed-rank test. SD: standard deviation; K-MMSE: Korea-Mini Mental Status Evaluation