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Table 3 Association between the duration of breastfeeding and overjet in primary dentition

From: Association of breastfeeding and three-dimensional dental arch relationships in primary dentition

  n % Overjet >3.5 mm vs non overjet >3.5 mm
    Crude model Adjusted modela
  n % OR 95% CI P-value OR 95% CI P-value
Duration of breastfeeding      0.038*    0.038*
>6 months 182 25.3 0.519 0.303-0.889 0.017* 0.511 0.290-0.902 0.021*
0-6months 311 43.3 0.664 0.428-1.030 0.067 0.634 0.400-1.005 0.052
Never 226 31.4     1 - -
  1. OR, odds ratio; CI, confidence interval.
  2. aAdjusted for background information (age and gender) and related non-nutritive sucking habits (thumb sucking and pacifier use).
  3. *P < 0.05.
  4. Boldface data are variables with P<0.05 or OR (95%CI) <1.