Table 4.
COHIP Parent, COHIP Child, and BOP Regression Analysis
| Predictor/Confounder | Differences in means (or Odds Ratio) | 95%CI (Lower/Upper) | p-value |
| COHIP Parent Regression Analysis | |||
| Intercept | 26.39 | -3.56/56.33 | 0.073 |
| SDB | 8.34 | 3.87/12.92 | < 0.001 |
| Male gender | 2.04 | -1.56/5.64 | 0.265 |
| bachelor’s degree vs. upper secondary school | -9.35 | -21.63/2.94 | 0.143 |
| upper class vs. middle class | 0.93 | -4.42/6.28 | 0.347 |
| Obese vs. normal | 2.18 | -7.16/8.03 | 0.029* |
| Mallampati class II vs. class I | 0.44 | -2.01/6.54 | 0.056 |
| Mallampati class III vs. class I | 23.08 | 10.54/35.62 | < 0.001 |
| Brodsky grade I vs. grade 0 | -5.03 | -17.34/7.28 | 0.423 |
| Brodsky grade II vs. grade 0 | -10.85 | -11.32/15.33 | 0.539 |
| Brodsky grade III vs. grade 0 | 2.05 | -22.67/5.42 | 0.756 |
| Malocclusion class II vs. class I | -13.52 | -33.15/6.11 | 0.073 |
| Malocclusion class III vs. class I | -16.82 | -34.88/1.25 | 0.057 |
| COHIP Child Regression Analysis | |||
| Intercept | 3.87 | -18.42/26.15 | 0.642 |
| SDB | 8.72 | 4.17/13.27 | < 0.001 |
| Male gender | 0.57 | -2.33/3.47 | 0.536 |
| bachelor’s degree vs. upper secondary school | -7.83 | -18.05/2.39 | 0.097 |
| upper class vs. middle class | 2.87 | -2.52/8.26 | 0.126 |
| Obese vs. normal | -3.04 | -7.64/1.57 | 0.035* |
| Mallampati class II vs. class I | 2.64 | -1.46/6.73 | 0.047* |
| Mallampati class III vs. class I | 16.28 | 6.35/26.21 | < 0.001 |
| Brodsky grade I vs. grade 0 | -1.67 | -8.58/5.25 | 0.443 |
| Brodsky grade II vs. grade 0 | -1.05 | -6.32/4.23 | 0.412 |
| Brodsky grade III vs. grade 0 | -4.75 | -13.83/4.34 | 0.137 |
| Malocclusion class II vs. class I | 8.45 | -2.62/19.53 | 0.025* |
| Malocclusion class III vs. class I | 8.11 | -2.08/18.28 | 0.044* |
| BOP Regression Analysis | |||
| Intercept | 31.45 | 0/4238.53 | 0.378 |
| SDB | 246.66 | 12.57/8543.52 | < 0.001 |
| Male gender | 7.88 | 0.57/76.88 | 0.109 |
| bachelor’s degree vs. upper secondary school | 0.07 | 0/97.57 | 0.421 |
| upper class vs. middle class | 0.35 | 0.78/5.31 | 0.359 |
| Obese vs. normal | 0.02 | 0/0.56 | 0.005* |
| Mallampati class II vs. class I | 0.07 | 0.06/1.19 | 0.077 |
| Mallampati class III vs. class I | 13.83 | 1.59/188.44 | 0.063 |
| Brodsky grade I vs. grade 0 | 1.53 | 0/265.18 | 0.603 |
| Brodsky grade II vs. grade 0 | 3.56 | 0.03/5832.79 | 0.735 |
| Brodsky grade III vs. grade 0 | 2568.30 | 870.45/7834.53 | 0.087 |
| Malocclusion class II vs. class I | 1.93 | 0.47/7.43 | 0.327 |
| Malocclusion class III vs. class I | 0.14 | 0.03/5.31 | 0.153 |
SDB: Sleep-disordered breathing; SD: standard deviation; COHIP: Child Oral Health Impact Profile; BOP: bleeding on probing
*p < 0.05