Skip to main content
Progress in Orthodontics

Table 5 Statistic analysis of the width of radiolucency according to the Pell and Gregory and final Winter’s classification at T1

From: Correlational study of impacted and non-functional lower third molar position with occurrence of pathologies

 

Width of radiolucency

 

Variable

Average

Median

SD

CV

Minimum

Maximum

p value

• Pell & Gregory—vertical at T1

 A

1.35

1.41

0.89

65.93

0.00

3.13

p a = 0.014*

 B

1.98

1.83

0.61

30.81

0.93

3.39

 
  1. Obs.: p = 0.014*a
  2. *Significant difference at 5 %
  3. aThrough the Student’s t test with equal variances
Back to article page