Table 2.

Baseline characteristics of enrolled children

	Control Group	Intervention Group	p-value
Child Characteristics	(n = 298)	(n = 391)
Average length of follow-up	1.8 (0.5)	1.9 (0.4)	.83
Gender (% male)	55	53	.72
Average age (yrs)	10.0 (2.2)	9.9 (2.3)	.73
Average number of sealed teeth	1.0 (1.6)	1.9 (2.2)	.67
Dentist-evaluated caries risk (%)			.31
Low	13	12
Medium	32	11
High	9	30
No evaluation	45	46
Children with orthodontic treatment (%)	15	8	.61
Average number of decayed and filled teeth (sum of dft, DFT)	4.2 (2.7)	4.2 (2.7)	.99

Standard deviations are in parentheses.