Table 2 Dental caries indices of Brazilian boys aged 15 (n = 472) according to family socioeconomic trajectories. Mean (standard error) and proportions.
| Variables | Always poor, n = 84 (17.8%) | Poor/non‐poor, n = 47 (10.0%) | Non‐poor/poor, n = 70 (14.8%) | Never poor, n = 271 (57.4%) | p Value |
|---|---|---|---|---|---|
| Decayed | 4.37 (0.40) | 3.66 (0.41) | 4.10 (0.42) | 2.55 (0.18) | <0.01 |
| Missing | 0.32 (0.07) | 0.51 (0.12) | 0.29 (0.08) | 0.24 (0.04) | 0.02 |
| DMFT* | 5.08 (0.42) | 4.98 (0.41) | 5.44 (0.44) | 4.82 (0.22) | 0.48 |
| Caries free | 10.7% | 8.5% | 5.7% | 11.1% | 0.58 |
| High caries (D⩾5) | 38.1% | 38.3% | 40.0% | 19.6% | <0.01 |
| Care index | 9.2 % | 19.0% | 19.8% | 31.8% | <0.01 |
*See table 1 footnote.