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. 2023 Apr 11;16(8):3030. doi: 10.3390/ma16083030

Table 4.

Summary of the percentage distribution of output shades across different subgroups of background shades after adjusting for veneer thickness.

Background Shades
A1 A2 A3 A3.5 A4
Zirconia

Shade

A1
Veneers
with 0.50 mm thickness
Output Shades Group 1
(0.5-A1)
Group 2
(0.5-A2)
Group 3
(0.5-A3)
Group 4
(0.5-A3.5)
Group 5
(0.5-A4)
A1 43% 30% 41% 24% 21%
A2 1% 0% 0% 0% 0%
B1 44% 57% 48% 62% 67%
B2 10% 6% 8% 11% 10%
B3 0% 1% 0% 0% 0%
B4 1% 2% 0% 0% 0%
C1 1% 4% 3% 2% 2%
Veneers
with 0.75 mm thickness
Output Shades Group 6
(0.75-A1)
Group 7
(0.75-A2)
Group 8
(0.75-A3)
Group 9
(0.75-A3.5)
Group 10
(0.75-A4)
A1 63% 51% 51% 57% 65%
A2 2% 5% 5% 2% 0%
B1 9% 6% 3% 5% 5%
B2 25% 30% 42% 35% 29%
B3 0% 0% 0% 0% 0%
B4 0% 0% 0% 0% 0%
C1 0% 7% 0% 1% 0%
Veneers
with 1.00 mm thickness
Output Shades Group 11
(1.0-A1)
Group 12
(1.0-A2)
Group 13
(1.0-A3)
Group 14
(1.0-A3.5)
Group 15
(1.0-A4)
A1 32% 18% 16% 26% 24%
A2 7% 12% 11% 9% 11%
B1 1% 0% 0% 1% 1%
B2 59% 67% 73% 62% 64%
B3 0% 0% 0% 0% 0%
B4 0% 0% 0% 0% 0%
C1 1% 3% 0% 2% 0%