Table 1.

Demographic characteristics of the subjects

Outcome variable	Mean ± SD in group		P
	ECC (n = 61)	CF (n = 29)
Age (yr)	6 ± 1.9	6 ± 1,5	0.37a
Sex, number			0.75b
Female number %	31 (51)	12 (41)
Male number %	30 (49)	17 (59)
Caries status dmftc score	6.5 ± 2.5	0

ECC: early childhood caries; CF: caries free.

^aBy the nonparametric Mann–Whitney U test for independent samples.

^bBy the Fisher’s exact test.

^cdmft, decayed, missing, and filled teeth.