Research Article
Impact of Malocclusions on the Oral Health-Related Quality of Life of Early Adolescents in Ndola, Zambia
Table 6
Influence of sociodemographics and malocclusions on OHRQoL: multivariate logistic regression (AOR).
| Variables | Categories | Model 1 | Model 2 | Model 3 | Model 4 | AOR (95% CI) | AOR (95% CI) | AOR (95% CI) | AOR (95% CI) |
| Age | 12 | 1 | 1 | 1 | 1 | 13 | 18.64 (2.05–169.83) | 19.18 (2.09–176.07) | 18.85 (2.08–170.71) | 19.02 (2.06–175.85) | 14 | 25.01 (2.76–226.47) | 25.58 (2.80–233.76) | 25.22 (2.79–227.97) | 27.34 (2.97–251.36) |
| Sex | Male | 1 | 1 | 1 | 1 | Female | 7.90 (2.87–21.78) | 7.67 (2.82–20.86) | 7.56 (2.82–20.31) | 7.40 (2.78–19.67) |
| Crowding | No | 1 | 1 | 1 | 1 | Yes | 3.05 (1.04–8.96) | 3.19 (1.10–9.22) | 3.16 (1.10–9.07) | 3.93 (1.46–10.60) |
| Spacing | No | 1 | 1 | 1 | 1 | Yes | 4.37 (1.35–14.10) | 4.55 (1.42–14.55) | 4.62 (1.47–14.55) | 4.32 (1.38–13.55) |
| Diastema | No | 1 | 1 | 1 | 1 | Yes | 4.17 (1.32–13.20) | 4.15 (1.30–13.21) | 4.00 (1.33–12.00) | 3.96 (1.31–11.97) |
| Anteriomandibular overjet | No | 1 | 1 | 1 | — | Yes | 10.34 (0.32–331.20) | 13.32 (0.49–363.72) | 12.45 (0.46–337.92) | — |
| Vertical anterior open bite | No | 1 | 1 | — | — | Yes | 0.84 (0.20–3.56) | 0.87 (0.21–3.64) | — | — |
| Anterioposterior molar relation | No | 1 | — | — | — | Yes | 1.36 (0.35–5.23) | — | — | — |
| Total | — | 384 | 384 | 384 | 384 |
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AOR: adjusted odds ratio; CI: confidence interval; OHRQoL: oral health-related quality of life; ; ; ( is significant). |