Source

df

SS

MS

F-value

P-value

Incisal edge

Model form (A)

2

108.431

54.215

671.166

<0.001**

Extrusion direction (B)

1

53.290

53.290

659.711

<0.001**

A*B

2

9.912

4.956

61.351

<0.001**

Error

30

2.423

0.081

Labial surface

Model form (A)

2

291.527

145.764

2342.629

<0.001**

Extrusion direction (B)

1

30.250

30.250

486.161

<0.001**

A*B

2

2.062

1.031

16.567

<0.001**

Error

30

1.867

0.062

Cusp

Model form (A)

2

96.616

48.308

649.880

<0.001**

Extrusion direction (B)

1

0.640

0.640

8.610

<0.001**

A*B

2

1.807

0.903

12.152

<0.001**

Error

30

2.230

0.074

Buccal surface

Model form (A)

2

357.717

178.859

1719.794

<0.001**

Extrusion direction (B)

1

52.321

52.321

503.088

<0.001**

A*B

2

8.101

4.050

38.945

<0.001**

Error

30

3.120

0.104