Table 3.
Master cast dimension, monomer release and denture surface area
| Denture origin | Tray size (intertuberal distance) | Conventional dentures | Baltic Denture System | Vita VIONIC | Whole You Nexteeth | Wieland Digital Dentures | |||||
|---|---|---|---|---|---|---|---|---|---|---|---|
| MMA (ppm) | Surf (cm2) | MMA (ppm) | Surf (cm2) | MMA (ppm) | Surf (cm2) | MMA (ppm) | Surf (cm2) | MMA (ppm) | Surf (cm2) | ||
| Cast 1 | L (45 mm) | <0.2 | 112.6 | 1.6 | 95.8 | 8.2 | 120.7 | 4.3 | 102.9 | 7.9 | 103.7 |
| Cast 2 | L (47 mm) | 2.4 | 116.8 | 0.6 | 119.4 | 1.1 | 123.7 | 5.4 | 134.9 | <0.2 | 120.5 |
| Cast 3 | L (44 mm) | 1.4 | 103.0 | 0.6 | 103.7 | 10.0 | 113.7 | 3.7 | 100.3 | ||
| Cast 4 | M (42 mm) | 1.3 | 83.9 | 0.3 | 79.0 | 12.6 | 86.3 | 6.6 | 90.5 | 4.1 | 85.0 |
| Cast 5 | M (42 mm) | <0.2 | 83.0 | 0.3 | 77.0 | 5.2 | 87.3 | 10.9 | 97.1 | 4.9 | 84.3 |
| Cast 6 | L (47 mm) | 1.9 | 99.8 | 0.4 | 88.0 | 2.2 | 103.0 | 1.1 | 99.8 | ||
| Cast 7 | L (46 mm) | 1.4 | 106.8 | 0.4 | 96.2 | 4.1 | 118.2 | 0.8 | 104.8 | ||
| Cast 8 | XL (50 mm) | <0.2 | 109.5 | 0.7 | 112.6 | 5.0 | 124.9 | 7.2 | 108.5 | ||
| Cast 9 | XL (54 mm) | 5.6 | 134.5 | 0.4 | 129.2 | 7.3 | 145.7 | 10.0 | 131.4 | ||
| Cast 10 | XL (53 mm) | 0.6 | 109.8 | 0.9 | 98.4 | 4.4 | 117.5 | 107.9 | |||
| Mean (SD) | 1.5 (1.6) | 106.0 (15.1) | 0.6 (0.4) | 99.9 (16.8) | a | a | 6.0 (2.7) | 114.8 (17.2) | a | 104.6 (14.3) | |
MMA monomer concentration, Surf denture surface area
aMean values and standard deviations omitted because of smaller sample size