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Characteristics of study participants.
| Characteristics of Study Participants | CsEx | Placebo |
|---|---|---|
| No. of subjects | ||
| Female, n (%) | 20 (100) | 20 (100) |
| Male, n (%) | - | - |
| Mean age ± SD a, years | ||
| (min–max) | 47.5 ± 6.3 (41–62) | 49.1 ± 7.2 (42–65) |
| Fitzpatrick skin phototype, n (%) | ||
| I | 2 (10) | 1 (5) |
| II | 15 (75) | 16 (80) |
| III | 3 (15) | 3 (25) |
| IV | - | - |
| Signs of aging, n (%) | ||
| Wrinkles | 20 (100) | 20 (100) |
| Hyperpigmentation | 5 (25) | 3 (15) |
| Skin laxity | 10 (50) | 8 (40) |
| Dermis thinning | 12 (60) | 10 (50) |
a SD: standard deviation.
