Table 2.
Full model of the 2-level GEE logistic regression (nsubject = 261, Nmolar = 357)
|
Factors |
Estimation (S.E.) |
p-value* |
Odds ratio (OR
#
) |
95% C.I. for OR |
|
|---|---|---|---|---|---|
| Lower | Upper | ||||
| Sealant (resin vs. ART sealant) |
0.138 (0.613) |
0.822 |
1.148 |
0.345 |
3.820 |
| Age |
−0.216 (0.508) |
0.607 |
0.770 |
0.285 |
2.084 |
| Gender (boy vs. girl) |
−0.743 (0.678) |
0.273 |
0.476 |
0.126 |
1.798 |
| Candy snacking habit (<2 vs. ≥2daily) |
−0.073 (0.596) |
0.903 |
1.075 |
0.335 |
3.456 |
| Tooth brushing habit (<2 vs. ≥2daily) |
1.213 (0.771) |
0.115 |
3.363 |
0.743 |
15.231 |
| Incipient caries at baseline (yes vs. no) |
1.432 (0.646) |
0.027 |
4.187 |
1.180 |
14.854 |
| Molar location (lower vs. upper) |
0.232 (0.702) |
0.742 |
1.261 |
0.318 |
4.922 |
| DIAGNOdent reading (16–39 vs. ≤15) |
1.930 (1.029) |
0.061 |
6.890 |
0.917 |
51.778 |
| Sealant retention (0–4 half-year periods) |
−0.801 (0.188) |
<0.001 |
0.449 |
0.310 |
0.648 |
| Group allocation combination |
- |
0.544 |
- |
- |
- |
| -Sealant/SDF∆ vs. sealant/sealant |
0.701 (0.853) |
0.411 |
2.015 |
0.379 |
10.714 |
| -Sealant/NaFΦ vs. sealant/sealant |
0.903 (0.818) |
0.270 |
2.467 |
0.496 |
12.265 |
| Intercept | −2.304 (4.350) | 0.596 | 0.100 | 0.000 | 504.044 |
#Odds Ratio (OR) is the ratio of the odds to develop dentine caries under two compared conditions. ∆Silver diammine fluoride solution. ΦSodium fluoride varnish. *Statistical significance level is set at 0.05 and value of statistical significance is emphasized in bold.