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Table 1 Demographic characteristics of the study sample

From: External root resorption and rapid maxillary expansion in the short-term: a CBCT comparative study between tooth-borne and bone-borne appliances, using 3D imaging digital technology

Sample characteristics

Total Sample (n = 40)

TB group

BB group

Significance

(n = 20)

(n = 20)

Gender: male/female

17/23

9/11

8/12

NS*

Age, y: mean (SD)

13,8 (1,33)

13,1 (1,08)

14,5 (1,1)

p < 0.05**

  1. NS Not significant
  2. *P value set as ≤ 0.05. and assessed chi-square test
  3. **P value set as ≤ 0.05. and assessed by Student's t test
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BMC Oral Health

ISSN: 1472-6831

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