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Means and standard deviations of ΔE for gp-3-PH/lc, gp-4-PH/hc, and gp-5-WA
| Group | ΔE after treatment | ΔE after storage in saliva for 24 h | ΔE after restaining for 72 h |
|---|---|---|---|
| gp-3-PH/lc | 0.51 (0.20)a | 2.05 (1.00)b | 2.65 (0.94)b |
| gp-4-PH/hc | 1.81 (1.57)a | 2.06 (1.03)a | 2.85 (0.71)a |
| gp-5-WA | 0.00 (0.00)a | 2.06 (0.72)b | 3.07 (0.93)b |
Matching letters within the same row denote no statistically significant difference
