Table 1.
Mean and standard deviation values of marginal and internal gaps in computer-aided design/computer-aided manufacturing (CAD/CAM) lithium disilicate crowns (n = 15) before and after the crystallization process at each of the 5 points investigated (measured in micrometers [µm]).
| Measurement point | Landmarka | Before crystallization | After crystallization | P value |
|---|---|---|---|---|
| I | MA | 91.63 (34.53) | 103.12 (25.46) | 0.016 |
| II | CA | 75.77 (11.94) | 47.86 (9.84) | 0.001 |
| III | AA | 45.23 (9.17) | 24.74 (7.82) | 0.001 |
| IV | AOA | 59.45 (13.06) | 35.86 (11.86) | 0.001 |
| V | OA | 122.06 (33.97) | 88.01 (26.34) | 0.001 |
aMA: marginal area; CA: chamfer area; AA: axial area; AOA: axioocclusal angle; OA: occlusal surface area.