Table 1.
Meta-regression for decayed, missing, and filled teeth and covariates.
| Models | R2 | Tau2 | Coefficient | Standard Error | p-Value † |
|---|---|---|---|---|---|
| Unadjusted models | |||||
| Human Development Index—HDI (quantitative) | 2.85% | 36.39 | 20.17878 | 15.26451 | 0.180 |
| University (<33.78% of the population with a university) |
−6.22% | 30.11 | −0.3066788 | 2.615528 | 0.919 |
| Education (>33.60% of the population with low education) |
−5.55% | 34.34 | −2.301079 | 3.596737 | 0.546 |
| Socioeconomic Status—SES (>22.4% of the population with low SES) |
76.25% | 9.302 | 10.49365 | 2.340803 | 0.031 |
| Age (older population—mean age of the population >33.4 years) | 6.41% | 33.25 | 4.324884 | 3.121433 | 0.197 |
| Adjusted models | |||||
| Model 1 * | |||||
| HDI (quantitative) | 100.0% | 0.0 | −42.94101 | 142.3087 | 0.956 |
| University degree (<33.78%) | −4.132903 | 17.93963 | 0.974 | ||
| Education (>33.60% with low education) | 7.205453 | 7.012035 | 0.687 | ||
| Age (older population—mean age of the population >33.4 years) | 5.248158 | 1.843047 | 0.282 | ||
| Model 2 ** | |||||
| HDI (quantitative) | 73.04% | 10.56 | 6.901906 | 11.08584 | 0.832 |
| SES (>22.4% of the population had low SES) | 10.35391 | 2.503207 | 0.050 | ||
R2 = proportion of the between-study variance explained, Tau2 = the estimative of between-study variance, coefficient, standard error of DMFT, and p value. † adjusted p-value by Monte Carlo permutation. * 6 observations were included in the model. ** 7 observations were included in the model.