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Color differences between cancer and non-cancer areas in white light imaging and linked color imaging
| WLI | LCI | P value | |
| Color differences ΔE1 [median (min-max)] | 18.6 (5.1-38.4) | 29.4 (9.4-63.9) | < 0.0001 |
| Elevated | 15.0 (5.8-34.4) | 28.5 (11.0-40.2) | 0.0327 |
| Flat and depressed | 20.6 (5.1-38.4) | 30.9 (9.4-63.9) | < 0.0001 |
Wilcoxon signed-rank test. WLI: White light imaging; LCI: Linked color imaging.
