Table 2.
Means and standard deviations of Vickers microhardness values of different materials at baseline and after immersion in different solutions for 90 days.
| Material | Solution | Vickers Microhardness (Baseline) | Vickers Microhardness (after 90 Days) |
|---|---|---|---|
| Filtek Z350 | Tea | 74.2 ± 3.6 | 74.1 ± 5.1 |
| Coffee | 73.8 ± 1.6 | 75.5 ± 4.8 | |
| Berry juice | 74.8 ± 4.6 | 66.9 ± 4.8 | |
| Distilled water | 73.8 ± 4.1 | 69.4 ± 10.6 | |
| Filtek Bulk-Fill | Tea | 54.0 ± 3.4 | 51.1 ± 6.0 |
| Coffee | 55.6 ± 2.0 | 55.4 ± 4.7 | |
| Berry juice | 53.4 ± 3.4 | 52.9 ± 4.5 | |
| Distilled water | 54.0 ± 4.8 | 46.1 ± 6.0 | |
| Tetric N-Ceram Bulk-Fill | Tea | 43.2 ± 2.6 | 47.3 ± 2.4 |
| Coffee | 44.4 ± 3.1 | 46.3 ± 2.4 | |
| Berry juice | 44.0 ± 2.9 | 43.2 ± 4.7 | |
| Distilled water | 42.8 ± 2.6 | 45.1 ± 2.1 | |
| Sonic Fill 2 | Tea | 63.6 ± 3.1 | 64.3 ± 3.2 |
| Coffee | 65.4 ± 3.4 | 67.7 ± 4.2 | |
| Berry juice | 66.0 ± 3.9 | 63.3 ± 2.7 | |
| Distilled water | 64.6 ± 0.6 | 64.3 ± 2.7 | |
| SDR | Tea | 27.6 ± 2.5 | 35.9 ± 1.5 |
| Coffee | 28.0 ± 1.9 | 33.8 ± 5.0 | |
| Berry juice | 28.8 ± 2.7 | 29.1 ± 1.6 | |
| Distilled water | 27.5 ± 3.5 | 33.8 ± 3.5 |
All materials were significantly different (p < 0.001) from each other at baseline and after 90 days immersion. Time (baseline vs. after 90 days) and solution effects were not significant (p > 0.05).