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Table 3 Multivariate Logistic Regression Model for significant independent variables effect on caries free among 18 years old Israeli recruits (P = 0.027, Nagelkerke R2 = 0.045) (adjusted for gender and age)

From: Caries prevalence among 18 years old, an epidemiological survey in Israel

  B P value ORa Confidence Interval
Constant 4.962 0.050 142.879
Country of Birth
 Other 1.000
 Israel 0.377 0.228 1.458 0.790–2.692
Mother’s Education
 Else 1.000
 Academic 0.425 0.045 1.529 1.010–2.315
Father’s Education
 Else 1.000
 Academic 0.174 0.417 1.190 0.782–1.813
Current Smoker
 No 1.000
 Yes −0.378 0.093 0.685 0.440–1.066
  1. aOdds Ratio