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Table 4 Oral hygiene (OHI-S) regressed on socio-demographic factors and oral health behaviours

From: Socio-demographic and behavioural correlates of oral hygiene status and oral health related quality of life, the Limpopo - Arusha school health project (LASH): A cross-sectional study

Variable Step 1:
Socio-demographics
Step 2:
Socio-demographics and toothbrushing§
  OR (95% CI) OR (95% CI)
Age   
12-15 yr 1  
16-21 yr 1.3 (1.0-1.9) 1.3 (1.0-1.8)
Sex   
Male 1 1
Female 0.6 (0.4-0.8) 0.6 (0.4-0.9)
Father's education   
Low 1 1
High 0.7 (0.5-1.2) 0.7 (0.5-1.2)
Family wealth   
1st quartile (most poor) 1 1
2nd 0.8 (0.6-1.2) 0.8 (0.6-1.2)
3rd 0.7 (0.5-1.2) 0.8 (0.5-1.2)
4th (least poor) 0.5 (0.3-0.9) 0.5 (0.2-0.7)
Parents afford dental care   
yes 1 1
No 1.2 (1.0-1.6) 1.2 (0.9-1.6)
Tooth brushing   
No   1
Yes   0.9 (0.6-1.3)
  1. Adjusted Odds ratios (OR) and 95% confidence interval (CI) for having poor oral hygiene (OHIS > 1) according to socio-demographic factors
  2. §Adjusted Odds ratios (OR) and 95% confidence interval (CI) for having poor oral hygiene (OHIS > 1) according to socio-demographic factors and tooth brushing