Table 4 Adjustment for effect of oral-health-related background factors on difference in dependent variable ‘caries’ between cases and controls
| Â | Crude analysis Unadjusted OR (95% CI) | Multiple analysis Adjusted OR (95% CI) |
|---|---|---|
Status | ||
 Controls (R) | 1 | 1 |
 CHD cases | 2.28 (1.39–3.73) ** | 1.84 (1.07–3.16) ** |
Brushing | ||
 Frequent (R) | 1 | 1 |
 Not frequent | 5.08 (1.89–13.64)** | 5.02 (1.71–14.74)** |
Fluoride | ||
 Frequent (R) | 1 | 1 |
 Not frequent | 1.15 (0.71–1.86) | 0.63 (0.35–1.22) |
Caregiver’s caries knowledge | ||
 Good knowledge (R) | 1 | 1 |
 Low knowledge | 3.68 (1.02–13.36)** | 2.46 (0.64–9.47) |
Mother’s education | ||
 Higher education (R) | 1 | 1 |
 Lower education | 1.46 (0.69–3.11) | 0.97 (0.88–2.61) |
Child’s dental services utilisation | ||
 Yes (R) | 1 | 1 |
 No | 1.01 (0.58–1.77) | 0.91 (0.51–1.65) |