Table 3.
Marginal gap formation (%) at approximal cavity outline at enamel and dentin before/after artificial ageing
| Composite | Adhesive | Enamel | Dentin | ||
|---|---|---|---|---|---|
| Before artificial ageing | After artificial ageing | Before artificial ageing | After artificial ageing | ||
| SDR | Optibond FL | 5.6 ± 5.7A,C | 24.5 ± 10.7C | 0.8 ± 1.8a | 21.9 ± 24.1a |
| Xeno V+ | 19.4 ± 10.0A,D | 38.1 ± 18.1D,H | 7.2 ± 7.5 | 22.0 ± 22.6 | |
| x-tra base | Optibond FL | 15.4 ± 9.4E | 31.5 ± 19.8E | 3.6 ± 4.3b | 37.4 ± 27.5b,e |
| Xeno V+ | 26.1 ± 9.7F | 54.8 ± 8.9F | 17.5 ± 23.2c | 60.0 ± 22.0c,f | |
| Tetric EvoCeram BF | Optibond FL | 9.3 ± 7.1 | 15.7 ± 10.6 | 8.9 ± 9.2 | 20.0 ± 21.8 |
| Xeno V+ | 27.8 ± 11.8 | 30.5 ± 11.3H | 5.5 ± 6.1 | 12.1 ± 12.9f,g | |
| Premise | Optibond FL | 6.6 ± 2.6B,G | 21.6 ± 7.9G | 6.2 ± 10.0 | 9.6 ± 16.3e |
| Xeno V+ | 25.6 ± 13.0B | 33.4 ± 19.9 | 5.1 ± 3.0d | 26.3 ± 17.1d,g | |
Means followed by the same superscript letters are significantly different (p < 0.05)