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Table 7 ANOVA for comparison of means of parameters among different grades of ankyloglossia

From: Skeletal and dental characteristics in subjects with ankyloglossia

Parameters (mm)

Grades of ankyloglossia

Mean

Standard deviation

P value

Maxillary intercanine width

Grade 1

34.6013

3.09882

0.324

Grade 2

32.6724

3.01512

Grade 3

32.9825

4.04118

Mandibular intercanine width

Grade 1

26.1613

2.29260

0.624

Grade 2

26.8103

2.26657

Grade 3

26.1667

2.79068

Maxillary intermolar width

Grade 1

43.2563

3.69900

0.228

Grade 2

43.0678

2.30516

Grade 3

41.7050

2.01913

Mandibular intermolar width

Grade 1

38.5275

3.92119

0.422

Grade 2

40.3730

3.98773

Grade 3

39.3333

3.79793

Maxillary tooth size-arch length discrepancy

Grade 1

1.88

4.155

0.177

Grade 2

3.57

3.637

Grade 3

4.83

1.899

Maxillary tooth size-arch length discrepancy

Grade 1

2.50

2.000

0.481

Grade 2

3.49

3.288

Grade 3

4.17

2.480

Overbite

Grade 1

2.13

1.642

0.001a

Grade 2

2.26

2.127

Ā 

Grade 3

4.67

1.435

Ā 
  1. aThe mean difference is significant at the 0.05 level.