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Table 7 ∆E00 scores between room temperature control group and room temperature coloured dental stone groups

From: Effect of vulcanization temperature and dental stone colour on colour degradation of maxillofacial silicone elastomers

Room temperature control group Room temperature coloured stone groups ∆E00
Control group White 3,85
Control group Blue 1,78
Control group Yellow 3,62
Control group Green 0,96
Control group Reddish-brown 6,43
  1. Bold characters are ∆E00 values lower than the perceptible (∆E00 = 1.30) or acceptable (∆E00 = 2.25) thresholds