03 October 2021: Lab/In Vitro Research
Assessment of Color Stainability of Computer-Aided Design and Computer-Aided Manufacturing (CAD/CAM) Ceramic Materials After Hot and Cold Coffee Immersion at Different Time Intervals
Hafiz A. Adawi 1A , Mohammed M. Al Moaleem 1ABE , Nasser M. Al Ahmari 2AG , Mansoor Shariff 2AF , Mohammed A. Qahhar 3G* , Sultan M.H. Muharraq 4BD , Nabiel A. Alghazali 56CDEDOI: 10.12659/MSM.932745
Med Sci Monit 2021; 27:e932745
Table 5 Comparison in color changes between basic colors of VITABAN Classical shade guide and the tested specimens after staining with coffee at different time intervals.
| Glazed Arabic Coffee Vita Suprinity | Glazed Cold Coffee Vita Suprinity | ||||||
|---|---|---|---|---|---|---|---|
| Baseline | 1st | 2nd | 3rd | Baseline | 1st | 2nd | 3rd |
| B2 | C3 | B2 & A2 | A1 | B2 | C1 | A1, B2 | B2 |
| 100% | 100% | 75% B2 & 25% A2 | 100% | 100% | 100% | 62% A1 & 38% B2 | 100 |
| B2 | C3 | B2 | A3 & A2 | B2 | C1 | A1 & B2 | A2 |
| 100% | 100% | 100% | 62% A3 & 38% A2 | 100% | 100% | 50% B2 & 50% A1 | 100% |
| B2 | B2 | B2 | B2 | B2 | B2 | B2 | B2 |
| 100% | 100% | 100% | 100% | 100% | 100% | 100% | 100% |
| B2 | C3 | B2 | A1 | B2 | C1 | A1 | A1 |
| 100% | 100% | 100% | 100% | 100% | 100% | 100% | 100% |
| B2 | C3 | B2 | A2 | B2 & A1 | C1 | A1 | A1 |
| 100% | 100% | 100% | 100% | 50% B2 & 50% A1 | 100% | 100% | 100% |
| B2 | B2 | B2 | B2 | B2 | B2 | B2 | B2 |
| 100% | 100% | 100% | 100% | 100% | 100% | 100% | 100% |