Table 2.
Means (standard deviation) of CIE L*, a*, and b* against an A2 background, TP, and T% at 550 nm of each group.
| Materials | L* | a* | b* | TP | T% | |
|---|---|---|---|---|---|---|
| Zirconia | ||||||
| 3Y-TZP | S2 | 82.54 (1.62) | −0.59 (0.22) | 11.11 (1.81) a | 4.43 (1.62) a | 30.86 (5.82) |
| R/S2 | 85.13 (1.59) | −0.98 (0.11) | 7.49 (0.63) b | 4.65 (0.39) a | 32.59 (4.73) | |
| 4Y-PSZ | E2 | 76.28 (1.88) | −0.37 (0.04) | 13.77 (0.97) | 8.47 (1.38) | 44.13 (5.27) |
| R/E2 | 79.15 (0.80) | −1.09 (0.13) a | 7.97 (0.50) b | 8.93 (0.43) | 49.39 (2.99) | |
| 5Y-PSZ | SMS2 | 74.51 (2.02) | −1.28 (0.09) | 11.50 (0.66) a | 9.37 (1.31) | 51.08 (4.38) |
| R/SMS2 | 77.21 (2.51) | −1.03 (0.16) a | 9.47 (0.45) | 9.66 (1.06) | 53.94 (1.06) | |
| Glass-Ceramic | ||||||
| e.max CAD | HT A2 | 65.81 (0.51) | −1.13 (0.04) | 8.64 (0.27) | 17.42 (0.29) | 86.17 (0.91) |
R/S2, R/E2, R/SMS2, rapidly-cooled S2, E2, SMS2, respectively. Means with the same lower-case superscript letter in each column are not significantly different from each other (p > 0.05).