Table 3. Mean ± standard deviation (SD) of the shear bond strength (SBS) and surface roughness (Ra) values.
| Group | N | SBS (MPa) | Ra (µm) | ||||
|---|---|---|---|---|---|---|---|
| Min. | Max. | Mean (± SD)* | Min. | Max. | Mean (± SD)** | ||
| CNT | 12 | 1.40 | 8.46 | 3.65 (± 2.11)a | 0.24 | 0.35 | 0.28 (± 0.03)A |
| SAB | 12 | 8.58 | 15.06 | 11.47 (± 2.30)b | 1.46 | 2.49 | 1.93 (± 0.26)B |
| ROC | 12 | 11.11 | 25.22 | 16.91 (± 4.48)c | 2.01 | 2.39 | 2.20 (± 0.13)C |
| TCB | 12 | 8.70 | 22.22 | 14.01 (± 4.11)b,c | 1.11 | 1.33 | 1.19 (± 0.07)D |
| APL | 12 | 1.05 | 13.31 | 4.40 (± 4.02)a | 0.34 | 0.59 | 0.46 (± 0.07)E |
*Values having same lower case superscripted letters were not significantly different for post-hoc Tukey test (P>.05).
**Values having different upper case superscripted letters were significantly different for post-hoc Games-Howell test test (P<.05).