Table 4.

Exposure rate to lead-containing materials

	Lead >4	Lead ≤4
Number (%)	57 (43.5)	74 (56.5)
Old houses >30 y	9 (22.5)	11 (11.0)
Soil playing	19 (47.5)	21 (21.0)
Living near the industrial center	10 (25.0)	6 (6.0)
Living near a gasoline station	5 (12.0)	6 (6.0)
Pencil-in-mouth behavior	10 (25.0)	16 (16.0)
Finger painting	12 (30.0)	17 (17.0)
Painting and pottery	15 (37.5)	18 (18.0)
Ceramic pans	5 (12.0)	5 (5.0)
Colored toy playing	12 (30.0)	14 (14.0)
Colored candies	17 (42.5)	18 (18.0)
Indian rice	11 (27.5)	11 (11.0)
Spices and turmeric	34 (85.0)	29 (29.0)

*Chi-square test