Table 29. Change of Skin Hydration between Treatment Group and Control Group in Baseline, 3 weeks and 6 weeks(1㎝ below the medial aspect of the elbow)

Group	V2	V3	V4		F	p–value^*
Group	Mean±SD	Mean±SD	Mean±SD		F	p–value^*
Control Group(n=24)	26.721±8.879	32.018±7.336	33.618±5.043	Group × Time	4.034	0.021
Treatment Group(n=23)	31.088±11.179	37.991±9.140	45.100±10.089	Group × Time	4.034	0.021
p–value^**	0.144^a	0.017^a	0.000^a

Greenhouse-Geisser adjusted p-value
Bonferroni adjusted p<0.017
p-value by Independent two-sample t-test
p-value by Mann-Whitney test