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Correlation analysis of the four evaluation methods in women.
| Evaluation methods | ΔE value | a∗ value | 10 Color Shades | 5 Color Scales |
|---|---|---|---|---|
| ΔE value | 1.000 | |||
| a∗ value | 0.986 | 1.000 | ||
| 10 Color Shades | 0.867 | 0.862 | 1.000 | |
| 5 Color Scales | 0.843 | 0.842 | 0.922 | 1.000 |
Spearman rank correlation test.
In the women-only correlation analysis, there were significant correlations between all four evaluation methods.
P < 0.001 for all correlations.
