Table 2.
Shear bone strength (MPa) for different adhesive systems on enamel and dentine.
| Adhesive system | Shear bond strength | ||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Prime & bond NT | Enamel | 23.4 | 25.0 | 23.4 | 24.9 | 29.6 | 30.1 | 20.8 | 21.9 | 23.0 | 16.1 | 18.2 | 16.7 |
| Dentine | 18.8 | 12.4 | 15.6 | 19.7 | 14.3 | 9.1 | 11.7 | 15.5 | 15.7 | 14.3 | 10.4 | 11.5 | |
| Opti bond solo plus | Enamel | 19.3 | 20.8 | 18.2 | 15.6 | 23.4 | 18.2 | 27.5 | 18.7 | 25.5 | 26.0 | 23.4 | 28.6 |
| Dentine | 13.0 | 15.6 | 17.1 | 12.0 | 11.5 | 18.3 | 12.9 | 16.6 | 10.4 | 10.9 | 10.4 | 17.7 | |
| Single bond | Enamel | 16.1 | 18.2 | 23.4 | 22.9 | 13.8 | 20.8 | 18.2 | 28.6 | 25.2 | 20.8 | 23.3 | 23.5 |
| Dentine | 8.3 | 9.3 | 11.2 | 10.3 | 11.7 | 13.1 | 9.3 | 10.0 | 5.6 | 9.9 | 7.8 | 7.8 | |
| Clearfil SE bond | Enamel | 13.6 | 18.2 | 11.2 | 20.9 | 15.5 | 23.4 | 18.1 | 25.6 | 21.4 | 20.8 | 15.0 | 23.4 |
| Dentine | 18.6 | 23.0 | 16.3 | 22.7 | 23.3 | 15.7 | 10.3 | 14.6 | 19.2 | 12.9 | 17.6 | 24.0 | |