Glass ionomer ART sealant and fluoride-releasing resin sealant in fissure caries prevention – results from a randomized clinical trial

Table 2 Full model of the 2-level GEE logistic regression (n_subject = 261, N_molar = 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/NaF^Φ 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.

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