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Table 5 Distribution of teeth with apical root resorption according to the scoring system of Malmgren et al. (1982)

From: Root resorption of self-ligating and conventional preadjusted brackets in severe anterior crowding Class I patients: a longitudinal retrospective study

Score

Group1 (n = 280)

Group2 (n = 280)

Total (n = 560)

n

%

N

%

0

0

0

0

0

0

1

188

67.14

156

55.71

344

2

67

23.93

70

25.00

137

3

22

7.86

48

17.14

70

4

3

1.07

6

2.14

9

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BMC Oral Health

ISSN: 1472-6831

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