青年组 | 常年防晒 | 只夏季防晒 | 常年不防晒 | P值 |
紫外线色斑 | 28.2 ± 6.93 | 45.7 ± 6.31 | 79.1 ± 7.23 | 0.032 |
皱纹 | 31.9 ± 8.32 | 36.8 ± 8.15 | 42.8 ± 6.97 | 0.041 |
斑点 | 21.6 ± 9.12 | 45.5 ± 10.05 | 69.7 ± 5.37 | 0.016 |