Sociodemographic factors associated with low intake of bioavailable iron in preschoolers: National Health and Nutrition Survey 2012, Mexico

Table 4 Socioeconomic variables associated with FeBio consumption in preschool children from 12 to 59 mo^a

Variables	12–59 mo (n = 1012)			12–23 mo (n = 151)			24–59 mo (n = 861)
	β	SE	p value	β	SE	p value	β	SE	p value
Age (mo)	- 0.001	0.002	0.447	0.017	0.021	0.415	0.000	0.003	0.990
Regions North (Reference)
Center	- 0.043	0.119	0.717	0.180	0.210	0.391	- 0.073	0.133	0.583
South	- 0.204	0.113	0.072	−0.009	0.149	0.950	- 0.247	0.129	0.057
Area^b Urban (Reference)
Rural	- 0.113*	0.053	0.036	- 0.276*	0.123	0.026	- 0.086	0.058	0.140
SES^c Low (Reference)
Middle	0.123*	0.053	0.025	0 .128	0.132	0.333	0.116	0.058	0.140
High	0.173*	0.075	0.022	0 .264	0.259	0.307	0.158*	0.079	0.047

^aLinear regression models of FeBio consumption in children, adjusted by age, region, area and SES. Every model was adjusted by survey design
^bRural area: population < 2500; urban area: population ≥ 2500
^cSES socioeconomic status
* Significant association, P < 0.05

ISSN: 1475-2891