Table 3.
Variables | Simple | Multiple | Multiple (Final Model) * | ||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|
Crude OR | 95% CI | p-Value | Adjusted OR | 95% CI | p-Value | Adjusted OR | 95% CI | p-Value | |||||
Age of the children | 1 | 1.00 | 1.00 | 1.00 | |||||||||
2 | 5.25 | 3.02 | 9.12 | <0.001 | 5.44 | 3.12 | 9.51 | <0.001 | 5.48 | 3.14 | 9.58 | <0.001 | |
3 | 11.38 | 6.69 | 19.38 | <0.001 | 12.33 | 7.16 | 21.23 | <0.001 | 12.43 | 7.22 | 21.40 | <0.001 | |
4 | 22.87 | 13.55 | 38.59 | <0.001 | 25.23 | 14.74 | 43.20 | <0.001 | 25.48 | 14.90 | 43.59 | <0.001 | |
5 | 31.40 | 18.64 | 52.92 | <0.001 | 33.96 | 19.81 | 58.19 | <0.001 | 34.13 | 19.93 | 58.46 | <0.001 | |
Sex | Boy | 1.00 | 1.00 | - | |||||||||
Girl | 0.82 | 0.69 | 0.97 | 0.018 | 0.88 | 0.74 | 1.06 | 0.182 | |||||
Children with siblings |
Only child | 1.00 | 1.00 | - | |||||||||
1 | 0.89 | 0.75 | 1.06 | 0.180 | 0.95 | 0.78 | 1.15 | 0.607 | |||||
≥2 | 0.92 | 0.53 | 1.61 | 0.766 | 1.06 | 0.56 | 2.00 | 0.860 | |||||
Household income | Low | 1.00 | 1.00 | 1.00 | |||||||||
Low-medium | 0.74 | 0.50 | 1.08 | 0.517 | 0.70 | 0.46 | 1.09 | 0.114 | 0.70 | 0.45 | 1.07 | 0.101 | |
High-medium | 0.65 | 0.45 | 0.96 | 0.024 | 0.54 | 0.35 | 0.84 | 0.006 | 0.54 | 0.35 | 0.83 | 0.005 | |
High | 0.74 | 0.50 | 1.10 | 0.622 | 0.63 | 0.40 | 0.98 | 0.041 | 0.63 | 0.41 | 0.98 | 0.039 | |
Tooth brushing frequency |
≤1 | 1.00 | 1.00 | 1.00 | |||||||||
2 | 1.81 | 1.42 | 2.30 | <0.001 | 0.99 | 0.60 | 1.65 | 0.973 | 0.97 | 0.73 | 1.27 | 0.804 | |
≥3 | 1.88 | 1.49 | 2.37 | <0.001 | 1.06 | 0.63 | 1.76 | 0.836 | 0.77 | 0.58 | 0.98 | 0.032 | |
Education level of the mother | Middle school | 1.00 | 1.00 | - | |||||||||
High school | 0.66 | 0.33 | 1.32 | 0.234 | 0.83 | 0.38 | 1.78 | 0.625 | |||||
≥College | 0.66 | 0.34 | 1.31 | 0.234 | 0.86 | 0.41 | 1.82 | 0.696 | |||||
Age of the mother at the time of giving birth |
<35 | 1.00 | 1.00 | 1.00 | |||||||||
≥35 | 1.60 | 1.36 | 1.89 | <0.001 | 1.12 | 0.93 | 1.35 | 0.236 | 1.14 | 0.94 | 1.36 | 0.177 | |
Use of dental floss or interdental toothbrush of mother | No | 1.00 | 1.00 | - | |||||||||
Yes | 1.04 | 0.88 | 1.22 | 0.682 | 1.05 | 0.87 | 1.27 | 0.585 | |||||
Tooth brushing frequency of the mother |
≤1 | 1.00 | 1.00 | - | |||||||||
2 | 1.06 | 0.68 | 1.67 | 0.788 | 0.99 | 0.60 | 1.65 | 0.809 | |||||
≥3 | 1.14 | 0.73 | 1.77 | 0.576 | 1.06 | 0.63 | 1.76 | 0.695 | |||||
DMFT of the mother | ≤1 | 1.00 | 1.00 | 1.00 | |||||||||
2–4 | 1.19 | 0.95 | 1.50 | 0.134 | 1.21 | 0.94 | 1.55 | 0.132 | 1.21 | 0.95 | 1.55 | 0.129 | |
5–6 | 1.29 | 0.99 | 1.68 | 0.058 | 1.33 | 0.99 | 1.77 | 0.055 | 1.34 | 1.00 | 1.78 | 0.048 | |
≥7 | 1.40 | 1.10 | 1.77 | 0.006 | 1.43 | 1.10 | 1.86 | 0.008 | 1.44 | 1.11 | 1.87 | 0.006 | |
AUROC | - | 0.775 | 0.777 |
Analyses were performed with the training dataset (n = 2936). * Variables were selected by backward elimination. DMFT, decayed, missing, or filled permanent teeth; AUROC, area under the receiver operating characteristic.