Table 5.
Generalised linear regression models for number of decayed, missing and filled teeth (DMFT)
| Variables | B | 95% CI | Model 1 | Model 2 | Model 3 | |||
|---|---|---|---|---|---|---|---|---|
| B | 95% CI | B | 95% CI | B | 95% CI | |||
| Sociodemographic | ||||||||
| Female | −0.29 | −0.82, 0.23 | 0.80*** | 0.53, 1.25 | 0.89*** | 0.53, 1.25 | 0.72*** | 0.34, 1.10 |
| Age (Ref. 18–29), years | ||||||||
| 30–45 | 6.14*** | 5.55, 6.74 | 6.28*** | 5.69, 6.87 | 6.26*** | 5.66, 6.85 | 5.50*** | 4.80, 6.21 |
| 46–60 | 16.49*** | 15.91, 17.08 | 16.56*** | 15.97, 17.16 | 16.46*** | 15.85, 17.06 | 15.58*** | 14.87, 16.30 |
| 61+ | 19.95*** | 19.35, 20.55 | 20.03*** | 19.40, 20.67 | 19.60*** | 19.30, 20.62 | 18.48*** | 17.67, 19.29 |
| Household size | −2.18*** | −2.37, −1.99 | −0.06 | −0.20, 0.09 | −0.13 | −0.16, 0.14 | 0.05 | −0.11, 0.21 |
| Behavioural | ||||||||
| Frequency of visiting a dentist >12 months | −1.79*** | −2.31, −1.27 | −0.99*** | −1.33, −0.64 | −0.99*** | −1.33, −0.64 | −1.33*** | −1.69, −0.96 |
| Brush two or more times per day | 0.82** | 0.29, 1.35 | −0.39* | −0.75, −0.03 | −0.39* | −0.75, −0.03 | −0.33 | −0.70, 0.05 |
| Psychosocial | ||||||||
| Perceived stress | −2.45*** | −2.92, −1.99 | – | – | −0.28 | −0.70, 0.15 | −0.18 | −0.63, 0.27 |
| Perceived constraints | 0.39* | 0.10, 0.76 | – | – | 0.42 | 0.07, 0.77 | 0.24 | −0.14, 0.62 |
| Social support | −0.80*** | −1.16, −0.43 | – | – | −0.36** | −0.64, −0.09 | −0.27 | −0.56, 0.02 |
| Perceived mastery | −0.40 | −0.85, 0.06 | – | – | 0.18 | −0.18, 0.54 | 0.19 | −0.19, 0.57 |
| Socioeconomic | ||||||||
| Income ≥ $60,000 | −4.59*** | −5.12, −4.06 | – | – | – | – | −0.75** | −1.19, −0.32 |
| Tertiary degree | −1.93*** | −2.49, −1.37 | – | – | – | – | −1.14*** | −1.54, −0.75 |
| Social standing top 50% | −0.73* | −1.30, −0.15 | – | – | – | – | −0.16 | −0.59, 0.27 |
| Not employed | 5.93*** | 5.41, 6.44 | – | – | – | – | 0.56* | 0.11, 1.01 |
*P < 0.05; **P < 0.01; ***P < 0.001.