Table 2 Tukey test results for comparison between groups.

From: Evaluation of different surface treatments on the bond strength of CAD/CAM PMMA denture teeth to heat-polymerized acrylic denture base

(I) Groups

(J) Groups

Mean Difference (I-J)

Std. Error

95% Confidence Interval

Sig.

Lower Bound

Upper Bound

Control

PMMA

3.52

1.10

0.45

6.59

0.016*

PMMA + MMA

-3.55

1.10

-6.62

− 0.48

0.015*

PMMA + SB

1.84

1.10

-1.22

4.91

0.457

PMMA + Grooves

0.54

1.10

-2.52

3.61

0.988

PMMA

PMMA + MMA

-7.08

1.10

-10.14

-4.01

0.000*

PMMA + SB

-1.68

1.10

-4.75

1.38

0.548

PMMA + Grooves

-2.97

1.10

-6.04

0.08

0.061

PMMA + MMA

PMMA + SB

5.39

1.10

2.33

8.46

0.000*

PMMA + Grooves

4.10

1.10

1.03

7.16

0.003*

PMMA + SB

PMMA + Grooves

-1.29

1.10

-4.36

1.77

0.765

  1. PMMA: polymethyl methacrylate; MMA: Methyl methacrylate; SB: sandblasting; *Statistically significant.