Table 1.
Unadjusted assessment of socioeconomic variables associating with prevalence of dental caries
| Without caries | With caries | Odds Ratio (95% CI) | p* | |
|---|---|---|---|---|
| Level 2: school (n = 411 children in 15 schools) | ||||
| Type of school | ||||
| Private | 150 (73.2) | 55 (26.8) | ||
| Public | 120 (58.2) | 86 (41.7) | 1.99 (1.20 to 3.29) | 0.008 |
| Level 1: children (n = 411) | ||||
| Gender | ||||
| Male | 132 (63.8) | 75 (36.2) | ||
| Female | 138 (67.6) | 66 (32.3) | 0.84 (0.55 to 1.26) | 0.394 |
| Age | ||||
| < 4 yrs-old | 65 (60.7) | 42 (39.2) | ||
| ≥ 4 yrs | 205 (67.4) | 99 (32.6) | 0.82 (0.51 to 1.32) | 0.414 |
| Resides with mother and father? | ||||
| Yes | 205 (65.3) | 109 (34.7) | ||
| No | 65 (67.0) | 32 (33.0) | 0.91 (0.56 to 1.50) | 0.721 |
| Household overcrowding (persons/room) | ||||
| ≤ 0.5 | 124 (77.0) | 37 (23.0) | ||
| 0.5 - 0.79 | 104 (70.3) | 44 (29.7) | 1.39 (0.82 to 2.34) | 0.120 |
| ≥ 0.8 | 42 (41.2) | 60 (58.9) | 4.76 (2.70 to 8.41) | < 0.001 |
| House ownership | ||||
| No | 77 (67.0) | 38 (33.3) | ||
| Yes | 193 (65.2) | 103 (34.8) | 1.13 (0.71 to 1.80) | 0.607 |
| Mother's level of education | ||||
| Up to 8 yrs | 55 (45.4) | 66 (54.5) | ||
| More than 8 yrs | 213 (74.0) | 75 (26.0) | 0.30 (0.19 to 0.47) | < 0.001 |
| Father's level of education | ||||
| Up to 8 yrs | 55 (47.4) | 61 (52.6) | ||
| More than 8 yrs | 203 (75.0) | 68 (26.0) | 0.31 (0.19 to 0.48) | < 0.001 |
| Household income | ||||
| Up to 5 BMW | 146 (57.2) | 109 (42.7) | ||
| More than 5 BMW | 124 (79.5) | 32 (20.5) | 0.35 (0.22 to 0.57) | < 0.001 |
95% CI = 95% confidence interval. BMW = Brazilian Minimum wage (about US$280.00/month during the period of data gathering) * significance evaluated by Wald test