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Table 2 Multiple logistic regression model for independent variables' effect on caries increment (baseline-BL to five years-Y5)

From: Changing dental caries and periodontal disease patterns among a cohort of Ethiopian immigrants to Israel: 1999–2005

  OR 95% CI* p**
Age (≥ 35 yrs: ≤ 34 yrs) 4.23 2.69–6.66 0.001
Gender (males: females) 1.43 0.95–2.14 0.081
Tooth cleaning at BL (non-cleaners: cleaners) 1.20 0.76–1.90 0.423
Tooth cleaning at Y5 (non-cleaners: cleaners) 2.47 0.54–11.26 0.243
Caries at BL (caries:caries-free) 6.86 4.41–10.69 0.001
  1. utilizing chewing or cleaning sticks
  2. utilizing toothbrushes
  3. * Confidence Interval
  4. ** two tailed statistical significance
  5. R 2 for the model = 0.26 (p < 0.01)