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Table 6 Backward stepwise logistic regression to test the association of independent variables with sleep bruxism in the studied sample (n = 94)

From: Quality of life evaluation of children with sleep bruxism

Dependent variable Independent variables Coef. p- value Odds ratio 95% CI Significance of the model
       R p- value Power
  Constant 0.713 - - -    
  Age - 0.558 - -    
  BMI - 0.431 - -    
  Gender - 0.993 - -    
  Maternal age at birth -0.017 0.015 0.902 0.830-0.980    
  Maternal use alcohol/tobacco/medicine - 0.258 - -    
  Mother's schooling - 0.852 - -    
Bruxism Father's schooling - 0.797 - - 0.252 0.015 0.687
  Sucking habit - 0.616 - -    
  Nail biting - 0.550 - -    
  Enuresis - 0.628 - -    
  Number of children - 0.767 - -    
  First born - 0.773 - -    
  Divorce/parent's death - 0.522 - -    
  AUQUEI score - 0.602 - -    
  1. BMI, body mass index; AUQUEI, Autoquestionnaire Qualite de Vie Enfant Image.