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Table 3 Linear regression analysis of predicators of knowledge score

From: Knowledge, attitudes and self-reported practices toward children oral health among mother’s attending maternal and child’s units, Salé, Morocco

  Univariate analysis Mulivariate analysis
β 95% CI p βadj 95% CI p
Age of mother −0.03 (− 0.08,0.02) 0.25 0.05 (0.03,0.08) < 0.0001
Age of mother at birth of the first children - 0.05 (−0.02,-0.13) 0.02 −0.01 (−0.04,0.01) 0.39
NUMBER OF CHILDERN −0.23 (−0.52,0.06) 0.12 0.09 (−0.20,0.42) 0.50
Mother’s Educational level
 None 1    1   
 1 to 5 years −1.04 (−1.38,-0.70) < 0.001 0.49 (0.07,0.92) 0.02
 6 to 12 −0.74 (−1.13,-0.37) < 0.001 1.18 (0.79,1.58) < 0.001
 University 1.11 (0.56,1.65) < 0.001 2.07 (1.43,2.71) < 0.001
Mother’s employment status, workinga 1.42 (0.34,2.50) 0.01 1.70 (0.69,2.8) 0.003
Children health status, chronic illnessb −0.07 (−0.45,0.30) 0.70    
Family income
 Low 1    1   
 Medium 0.60 (0.22, 0.99) 0.002 0.38 (0.01,0.76) 0.04
 High - 1.20 (−0.32,-2.09) 0.007 0.45 (− 0.43,1.33) 0.31
  1. 1 reference category, β unadjasted linear regression coefficient, βadj adjasted linear regression coefficient, CI confidence interval
  2. anon working was reference category
  3. bgood global health was reference category