Predictors | Univariate analysis | Model 1 | Model 2 | Model 3 | Model 4 | |||||
---|---|---|---|---|---|---|---|---|---|---|
Unadjusted PR 95% CI | p-value | Adjusted PR 95% CI | p-value | Adjusted PR 95% CI | p-value | Adjusted PR 95% CI | p-value | Adjusted PR 95% CI | p-value | |
Gender | ||||||||||
 Male | 1.07(0.98;1.14) | 0.17 | 0.94(0.80;1.11) | 0.47 | 1.07(0.86;1.18) | 0.11 | 0.99(0.84;1.16) | 0.90 | 1.06(0.98;1.14) | 0.15 |
 Female | 1 |  | 1 |  | 1 |  | 1 |  | 1 |  |
Mother education (years) | ||||||||||
 <9 | 1.21(1.06;1.24) | 0.002 |  |  | 1.58(1.27;1.95) | <0.0001 | 1.56(1.25;1.95) | <0.0001 | 1.41(1.14;1.74) | 0.006 |
  ≥ 9 | 1 |  |  |  | 1 |  | 1 |  | 1 |  |
School type | ||||||||||
 Public | 1.14(1.09;1.29) | 0.01 |  |  | 1.34(1.09;1.64) | 0.006 | 1.48(1.18;1.85) | 0.001 | 1.27(1.17;1.38) | 0.02 |
 Private | 1 |  |  |  | 1 |  | 1 |  | 1 |  |
Household expenditure | ||||||||||
 <3.20$/day | 1.16(1.06;3.19) | 0.02 |  |  | 1.21(1.03;1.33) | 0.018 | 1.23(1.11;1.39) | 0.01 | 1.22(1.12;1.49) | 0.04 |
  ≥ 3.20$ /day | 1 |  |  |  | 1 |  | 1 |  | 1 |  |
Tooth brushing | ||||||||||
 Irregular | 1.21(1.06;1.49) | 0.05 |  |  |  |  | 1.02(0.75;1.15) | 0.51 | 1.14(0.80;1.84) | 0.46 |
 Regular | 1 |  |  |  |  |  | 1 |  | 1 |  |
Dental appointments | ||||||||||
 No | 1.11(1.05;1.23) | 0.03 |  |  |  |  | 1.20(1.04;1.29) | 0.04 | 1.25(1.16;1.46) | 0.004 |
 Yes | 1 |  |  |  |  |  | 1 |  | 1 |  |
Mouth wash use | ||||||||||
 No | 1.03(0.79;1.33) | 0.85 |  |  |  |  | 1.08(0.89;1.94) | 0.14 | 1.18(0.89;1.84) | 0.19 |
 Yes | 1 |  |  |  |  |  | 1 |  | 1 |  |
Dental floss use | ||||||||||
 No | 1.07(0.70;1.22) | 0.30 |  |  |  |  | 1.12(0.91;1.28) | 0.48 | 1.05(0.8;1.36) | 0.73 |
 Yes | 1 |  |  |  |  |  | 1 |  | 1 |  |