Table 4.

Proximal Block: distribution of children between 6 and 59 months of age according to characteristics of the birth and breastfeeding and other child factors, Assis Brasil, Acre, 2003 and 2010

Variables	2003		2010		P value†
	(N = 182)		(N = 357)
	N*	%	N*	%
Block 4: Characteristics of the birth and breastfeeding
Low birth weight					0.016
No, > 2.500 g	151	96.2	280	90.3
Yes, ≤ 2.500 g	6	3.8	30	9.7
Duration of exclusive breastfeeding‡					0.125
30 days	105	64.8	152	58.7
≤ 30 days	57	35.2	107	41.3
Block 5: Morbidity and other child factors
Gender					0.234
Men	86	47.3	182	51.0
Female	96	52.7	175	49.0
Age in months					0.333
From 6 to 11	17	9.3	49	13.8
From 12 to 23	45	24.7	86	24.2
From 24 to 35	42	23.1	60	16.8
From 36 to 47	42	23.1	86	24.2
From 48 to 59	36	19.8	75	21.0
Skin color					< 0.001
White	23	17.2	81	23.6
Black	9	6.8	3	0.9
Indigenous	5	3.8	35	10.2
Brown (“Pardo”)§	96	72.2	224	65.3
Previous helminthiasis in lifetime					–
No	NA	NA	172	48.5
Yes	NA	NA	183	51.5
Wheezing or asthma in the previous 12 months					< 0.001
No	104	59.1	263	76.0
Yes	72	40.9	83	24.0
Other morbidities in the previous 12 months					< 0.001
No	105	57.5	149	41.7
Yes	77	42.3	208	58.3
Treatment of intestinal parasites in the previous six months					0.028
No	79	43.4	186	52.7
Yes	103	56.6	167	47.3
Soil-transmitted helminthes in fecal exam in the day of interview					0.200
No	128	86.5	277	89.6
Yes	20	13.5	32	10.4

^*Missing in some variables.

^†Pearson's χ² test.

^‡Excluding the children that only breastfed.

^§Brown skin color is the one observed among offspring from Black and White people.

NA = not available.