Prevalence of Dental Caries in Schoolchildren from the Galapagos Islands: ESSO-Gal Cohort Report

Table 3

Poisson regression model of caries experience based on ICDAS 1–6,1–2, and 3–6 cutoff points.

Variable subgroup	Caries experience (ICDAS 1–6)				Caries experience (ICDAS 3–6)				Caries experience (ICDAS 1–2)
	Unadjusted model		Adjusted model^a		Unadjusted model		Adjusted model^a		Unadjusted model		Adjusted model^a
	RR (CI)	p	RR (CI)	p	RR (CI)	p	RR (CI)	p	RR (CI)	p	RR (CI)	p
Age (years)
2–5	1	0.02	1	0.04	1	0.003	1	0.02	1	0.006	1	0.01
6–11	1.34 (1.00–1.06)		1.02 (1.00–1.05)		1.12 (1.00–1.21)		1.09 (1.01–1.18)		1.05 (1.01–1.09)		1.04 (1.01–1.08)
Sex
Male	1	0.53	1	0.37	1	0.89	1	0.99	1	0.59	1	0.78
Female	1.00 (0.98–1.02)		1.00 (0.99–1.02)		0.99 (0.94–1.05)		1.00 (0.94–1.06)		0.99 (0.97–1.01)		0.99 (0.97–1.02)
Island
San Cristobal	1		1		1		1		1		1
Santa Cruz	0.99 (0.98–1.03)	0.57	1.00 (0.97–1.02)	0.8	0.99 (0.93–1.04)	0.72	0.77	0.77	0.98 (0.95–1.00)	0.17	0.99 (0.96–1.02)	0.58
Isabela	1.00 (0.97–1.01)	0.54	1.00 (0.98–1.03)	0.55	0.71 (0.62–0.84)	<0.001	0.71 (0.61–0.81)	<0.001	1.01 (0.98–1.03)	0.34	1.00 (0.98–1.03)	0.62
Dental biofilm index	1.03 (1.01–1.06)	0.002	1.03 (1.01–1.05)	0.002	1.01 (0.96–1.06)	0.65	1.06 (1.00–1.12)	0.02	1.04 (1.01–1.07)	0.003	1.03 (1.00–1.06)	0.02

RR, relative risk; CI, confidence interval at 95%; p, p-value. ^aModel adjusted for age group, sex, island, and biofilm. Bold values signify .