Table 2 Mixed model analysis

Treatment

B (SE of B)

β (95% confidence limits)

P value

Conventional flat trim

0.26 (0.088)

0.08–0.44

 < 0.001

Orthodontic

-0.06 (0.087)

-0.23–0.12

0.5118

Crossaction

Ref

Individual Comparison Hypothesis Test Results

Comparison (mean difference)

F-value

Adjusted p-value

Conventional flat trim vs Orthodontic

0.32

13.3341

<0.001

Conventional flat trim vs Crossaction

0.26

8.6889

0.004

Orthodontic vs Crossaction

-0.06

0.4360

0.511