Table 2.
Zero inflated negative binomial regression analysis.
| Caries levels | North-West coeff (p-value) | North-East coeff (p-value) | Central coeff (p-value) | South coeff (p-value) | Insular coeff (p-value) | |
|---|---|---|---|---|---|---|
| Mother | ||||||
| High education level | Caries-free | |||||
| Enamel lesions | − 0.51 (0.04) | |||||
| Pre-cavitated lesions | ||||||
| Cavitated lesions | − 0.78 (< 0.01) | − 0.83 (< 0.01) | − 0.70 (0.01) | − 0.89 (< 0.01) | − 0.83 (< 0.01) | |
| Filled teeth | 0.60 (0.01) | 0.58 (0.02) | 0.49 (0.04) | |||
| Not European | Caries-free | 0.84 (0.01) | 1.05 (0.01) | 0.71 (0.01) | 0.68 (0.02) | 0.72 (0.01) |
| Enamel lesions | 0.50 (0.04) | |||||
| Pre-cavitated lesions | ||||||
| Cavitated lesions | − 0.94 (< 0.01) | − 0.91 (< 0.01) | − 0.94 (< 0.01) | − 0.90 (< 0.01) | − 0.94 (< 0.01) | |
| Filled teeth | − 0.55 (0.03) | |||||
| High working status | Caries-free | |||||
| Enamel lesions | ||||||
| Pre-cavitated lesions | ||||||
| Cavitated lesions | − 0.52 (0.04) | − 0.50 (0.04) | − 0.54 (0.02) | − 0.53 (0.02) | − 0.64 (< 0.01) | |
| Filled teeth | ||||||
| High smoking habits | Caries-free | − 0.71 (0.01) | − 0.61 (0.01) | − 0.56 (0.02) | 0.68 (0.01) | 0.70 (0.01) |
| Enamel lesions | 0.53 (0.03) | 0.52 (0.03) | ||||
| Pre-cavitated lesions | ||||||
| Cavitated lesions | − 0.92 (< 0.01) | |||||
| Filled teeth | ||||||
| Father | ||||||
| High education level | Caries-free | 0.49 (0.04) | 0.79 (0.01) | 0.51 (0.03) | 0.50 (0.04) | 0.64 (0.01) |
| Enamel lesions | 0.50 (0.04) | |||||
| Pre-cavitated lesions | 0.52 (0.03) | |||||
| Cavitated lesions | − 0.78 (< 0.01) | − 0.66 (0.01) | − 0.74 (< 0.01) | − 0.68 (< 0.01) | − 0.80 (< 0.01) | |
| Filled teeth | 0.51 (0.03) | 0.54 (0.03) | ||||
| Not European | Caries-free | 0.86 (0.01) | 0.87 (0.01) | 0.76 (0.01) | 0.78 (0.01) | |
| Enamel lesions | 0.58 (0.02) | 0.64 (0.01) | ||||
| Pre-cavitated lesions | ||||||
| Cavitated lesions | − 0.97 (< 0.01) | − 0.84 (< 0.01) | − 0.99 (< 0.01) | − 0.81 (< 0.01) | − 0.91 (< 0.01) | |
| Filled teeth | ||||||
| High working status | Caries-free | 0.50 (0.04) | ||||
| Enamel lesions | 0.49 (0.04) | |||||
| Pre-cavitated lesions | ||||||
| Cavitated lesions | − 0.52 (0.04) | − 0.50 (0.04) | − 0.58 (0.01) | − 0.62 (< 0.01) | − 0.64 (< 0.01) | |
| Filled teeth | − 0.54 (0.03) | |||||
| High smoking habits | Caries-free | 0.50 (0.04) | 0.63 (< 0.01) | 0.51 (0.04) | 0.55 (0.03) | |
| Enamel lesions | ||||||
| Pre-cavitated lesions | ||||||
| Cavitated lesions | 0.54 (0.04) | 0.62 (< 0.01) | 0.60 (< 0.01) | 0.73 (< 0.01) | 0.70 (< 0.01) | |
| Filled teeth | 0.52 (0.03) | |||||
Coefficients and p-values for the Association between individual economic indicators, caries levels and filled teeth stratified by Italian Areas.
High Education level = Master degree High working status = Managers/professionals High Smoking Habits = > 10 cigarettes/day.