Journal of Dental Rehabilitation and Applied Science:eISSN 2384-4272 pISSN 2384-4353

Table. 2.

Table. 2.

Mean ΔE* at different time intervals when immersed in coffee

1 2 3 4 Average
CON 2.02 (0.51)a 1.44 (0.33)a 2.54 (0.75)a 2.66 (0.66)a 2.16 (0.74)a
MIL 1.17 (0.48)a 1.56 (0.28)a 1.61 (0.33)b 2.10 (0.52)a 1.61 (0.52)a
DLP 5.97 (1.10)b 8.13 (1.00)b 9.20 (1.15)c 10.02 (1.25)b 8.33 (1.88)b

The same superscript small letters indicate no significant differences (P > 0.05).

CON: Conventional method, PMMA; MIL: Subtractive manufacturing, PMMA block; DLP: Additive manufacturing, bis-acrylate resin.

J Dent Rehabil Appl Sci 2021;37:73-80 https://doi.org/10.14368/jdras.2021.37.2.73
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