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. 2020 Sep 15;20(3):825–834. doi: 10.1111/jocd.13676

Table 2.

Average skin quality scores for the per protocol population as assessed by the skin quality VAS questionnaire

VWC

Mean ± SD (n)

Placebo

Mean ± SD (n)

Baseline between‐Group

P‐value a

Overall Score
Baseline 0.59 ± 1.97 (17) 2.63 ± 11.47 (19) 0.538 (r)
Week 6 46.41 ± 29.40 (17) 38.42 ± 30.63 (19)
Week 12 54.94 ± 31.82 (17) 52.42 ± 34.28 (19)
Elasticity Score
Baseline 0.41 ± 1.28 (17) 2.63 ± 11.47 (19) 0.538 (r)
Week 6 38.71 ± 30.76 (17) 31.26 ± 28.22 (19)
Week 12 50.35 ± 30.38 (17) 43.26 ± 37.10 (19)
Hydration Score
Baseline 0.47 ± 1.50 (17) 2.63 ± 11.47 (19) 0.538 (r)
Week 6 41.35 ± 30.12 (17) 37.32 ± 31.31 (19)
Week 12 50.24 ± 30.65 (17) 46.37 ± 34.75 (19)
Radiance Score
Baseline 0.41 ± 1.28 (17) 1.32 ± 5.74 (19) 0.538 (r)
Week 6 42.06 ± 30.15 (17) 35.47 ± 31.31 (19)
Week 12 49.35 ± 29.43 (17) 41.47 ± 31.19 (19)
Firmness Score
Baseline 0.47 ± 1.50 (17) 1.32 ± 5.74 (19) 0.538 (r)
Week 6 41.76 ± 31.91 (17) 31.58 ± 32.65 (19)
Week 12 48.18 ± 31.01 (17) 39.37 ± 32.87 (19)
Wrinkle Score
Baseline 0.53 ± 1.74 (17) 2.63 ± 11.47 (19) 0.538 (r)
Week 6 39.24 ± 26.04 (17) 28.21 ± 27.46 (19)
Week 12 46.41 ± 32.27 (17) 42.53 ± 36.57 (19)

Probability values P ≤ .05 are statistically significant

Abbreviations: n, number; SD, standard deviation.

a

For Baseline (Day 0), between group p‐value generated by ANOVA with Group as a fixed effect (r) indicates values were ranked prior to generating ANOVA or ANCOVA