TABLE 6.
Multivariate linear regression analysis for factors that may influence modified- child oral health impact profile among all participants.
| Exposure variable | N | % | Regression coefficient | 95% confidence interval |
|
|---|---|---|---|---|---|
| Lower | Upper | ||||
| Age – Mean (s.d.) | 15 | 2.0 | −0.4 | −1.1 | 0.3 |
| Male | 298 | 60.2 | 1 | - | - |
| Female | 197 | 39.8 | −0.9 | −4.1 | 2.4 |
| Dental caries = 0 | 160 | 31.8 | 1 | - | - |
| Dental caries > 0 | 344 | 68.3 | 4.5** | 1.4 | 7.5 |
| HIV wellness | 226 | 44.8 | 1 | - | - |
| School | 278 | 55.2 | 3.3* | −0.0 | 6.6 |
| Toothache-rarely | 242 | 49.1 | 1 | - | - |
| Sometimes | 181 | 36.7 | 10.6*** | 7.3 | 13.9 |
| Always | 70 | 14.2 | 22.4*** | 17.9 | 26.9 |
| Poor OH self-rating | 66 | 116.8 | 1 | - | - |
| Average OH self-rating | 119 | 30.34 | −1.16 | −5.8 | 3.4 |
| Good OH self-rating | 207 | 52.8 | −8.3*** | −12.6 | −4.1 |
s.d., standard deviation; HIV, human immunodeficiency virus.
*
, p < 0.05;
**
, p < 0.01;
***
, p < 0.001.