Table 4. Active dental caries lesions (ICDAS II) at both sites.

DENTAL CARIES LESIONS	SITES
	BUENOS AIRES CITY					TRES ISLETAS						TOTAL
	Mean	Median	Standard deviation	Standard error	Mean	Median	Standard deviation		Standard error	Mean	Median	Standard deviation	Standard error
ICDAS 1	0.1	0.0	0.6	0.109	0.0	0.0	0.2		0.031	0.1	0.0	0.4	0.047
ICDAS 2	0.8	0.0	1.7	0.310	1.1	0.0	1.8		0.126	0.9	0.0	1.7	0.203
ICDAS 3	3.4	3.0	2.9	0.521	3.0	2.5	3.3		0.521	3.2	3.0	3.1	0.370
ICDAS 4	0.8	0.0	1.9	0.346	0.4	0.0	1.1		0.173	0.6	0.0	1.6	0.191
ICDAS 5	1.1	0.0	1.5	0.273	1.5	1.0	1.8		0.284	1.3	1.0	1.6	0.191
ICDAS 6	1.7	0.0	3.2	0.584	2.0	0.0	3.3		0.521	1.9	0.0	3.2	0.382