Table 4.
Crude (c) and adjusted (a) prevalence ratios for not using dental services, receiving the Bolsa Família and other independent variables in schoolchildren aged 8 to 12 years. Pelotas, RS, Southern Brazil, 2010. Poisson regression analysis. (N = 1,106)
| Independent variable | PRc | 95%CI | p | PRa | 95%CI | p | |
|---|---|---|---|---|---|---|---|
| Maternal schooling (years) | < 0.001 | < 0.001 | |||||
| 12 or more | 1 | 1 | |||||
| 9 to 11 | 2.73 | 1.34;5.57 | 1.26 | 0.63;2.50 | |||
| 5 to 8 | 4.23 | 2.09;8.58 | 1.71 | 0.84;3.47 | |||
| ≥ 4 | 6.41 | 3.23;12.70 | 2.02 | 1.01;4.05 | |||
| Family structure | 0.275 | – | |||||
| Nuclear | 1 | – | |||||
| Non-nuclear | 1.12 | 0.91;1.37 | |||||
| Sex | 0.169 | ||||||
| Male | 1 | – | – | ||||
| Female | 1.15 | 0.94;1.41 | |||||
| Age (years) | 0.319 | – | |||||
| 8 | 1 | – | |||||
| 9 | 0.96 | 0.70;1.30 | |||||
| 10 | 0.99 | 0.73;1.35 | |||||
| 11 | 0.73 | 0.51;1.03 | |||||
| 12 | 0.89 | 0.61;1.28 | |||||
| Presence of plaque (terciles) | 0.118 | – | |||||
| First | 1 | – | |||||
| Second | 0.92 | 0.71;1.18 | |||||
| Third | 1.18 | 0.94;1.49 | |||||
| Fear of dentist | 1 | 1.32;2.15 | < 0.001 | < 0.001 | |||
| No | 1.68 | 2.26;3.93 | 1 | ||||
| A little | 2.98 | 1.54;2.93 | 1.55 | 1.19;2.00 | |||
| Yes | 2.13 | 2.56 | 1.90;3.45 | < 0.001 | |||
| Very much | 1.77 | 1.27;2.48 | |||||
| Dental caries | 1 | 0.58;0.93 | 0.011 | ||||
| No | 0.74 | 1 | |||||
| Yes | 0.63 | 0.50;0.80 | |||||
| Bolsa Família | < 0.001 | < 0.001 | |||||
| No (private school) | 1 | 1 | |||||
| No (public school) | 6.61 | 3.33;12.32 | 5.01 | 2.54;9.88 | |||
| Yes | 9.30 | 4.97;17.44 | 6.18 | 3.07;12.45 | |||