Table 8. Change of Transepidermal Water Loss(TEWL) between Baseline and 6 weeks(Center between the medial aspect of the elbow and the wrist)

Descriptives	V2	V4	Difference	t or V	p–value
n	23	23	23	73	0.048b
Mean±SD	14.712±3.866	13.003±3.449	−1.709±4.306
Median	14.000	12.767	−0.966
Min	6.700	5.200	−15.300
Max	26.500	20.767	5.966

p-value by paired t-test
p-value by Wilcoxon signed rank test