Table 4. Incidence rate ratios (IRR) with 95% confidence intervals (CI) for early childhood caries (ECC) in all dentition and in anterior maxillary teeth in intervention and control groups (n = 417), both unadjusted (except for clustering) and adjusted negative binomial regression models.
| ECC in all dentition | ECC anterior maxillary teeth | |
|---|---|---|
| IRR(95%CI) | IRR(95%CI) | |
| Unadjusted | ||
| Intervention | 0.91(0.65–1.23) | 1.39(0.84–2.31) |
| Control | 1 | 1 |
| Adjusted * | ||
| Intervention | 0.92(0.67–1.27) | 1.42(0.88–2.31) |
| Control | 1 | 1 |
* adjusted for site of residence and socio-economic status in addition to clustering.