Table 23. Change of Transepidermal Water Loss(TEWL) between Treatment Group and Control Group in Baseline and 3 weeks(1㎝ below the medial aspect of the elbow)

	Descriptives	V2	V3	Difference	p–value
Control Group	n	24	24	24	0.520b
	Mean±SD	19.747±5.694	19.722±5.193	−0.025±4.292
	Median	18.367	18.183	0.266
	Min	13.000	14.700	−15.133
	Max	32.000	33.733	5.767
Treatment Group	n	23	23	23	0.681a
	Mean±SD	19.245±5.227	19.551±4.296	0.306±3.522
	Median	16.767	18.267	0.433
	Min	11.300	13.667	−8.466
	Max	33.267	28.867	6.933
p–value		0.856d	0.983d	0.949d

p-value by paired t-test
p-value by Wilcoxon signed rank test
p-value by Independent two-sample t-test
p-value by Mann-Whitney test