Table 3.
Skin hydration of face and arm in women who ingested AVGP or placebo tablets
| Item | Group | n | Baseline value (0 week)
|
4 weeks
|
8 weeks
|
||||
|---|---|---|---|---|---|---|---|---|---|
| Mean ± SD | Mean ± SD | ANCOVA | Paired t | Mean ± SD | ANCOVA | Paired t | |||
| Skin hydration | AVGP | 27 | 29.0±10.8 | 30.3±11.6 | 0.055 | 36.8±12.4 | 0.846 | ||
| Face (AU) | Placebo | 27 | 30.4±8.7 | 34.4±7.6 | 37.5±10.6 | ||||
| Δ skin hydration | AVGP | 27 | 1.2±5.2 | 0.223 | 7.7±7.3 | 0.000* | |||
| Face | Placebo | 27 | 4.0±6.5 | 0.004* | 7.1±8.8 | 0.000* | |||
| Skin hydration | AVGP | 27 | 35.4±6.6 | 36.4±6.1 | 0.992 | 37.6±6.8 | 0.671 | ||
| Arm (AU) | Placebo | 27 | 38.7±6.4 | 39.1±9.0 | 38.4±8.7 | ||||
| Δ skin hydration | AVGP | 27 | 1.0±4.0 | 0.230 | 2.2±6.7 | 0.108 | |||
| Arm | Placebo | 27 | 0.4±6.7 | 0.741 | −0.3±8.4 | 0.878 | |||
Notes: Data are expressed as mean ± SD.
*
Different from week 0.
Abbreviations: AVGP, Aloe vera gel powder; SD, standard deviation; ANCOVA, analysis of covariance; AU, arbitrary unit.