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The silicone weight for the casting, CAD/CAM milled, and laser sintered groups.
| Group | Mean (g) | SD |
|---|---|---|
| Casting | 0.006 a | 0.001 |
| CAD/CAM milled | 0.007 b | 0.001 |
| 3-D laser sintered | 0.007 b | 0.001 |
a,b Different letters correspond to statistically differences for groups (p < 0.05).
