Frequency of Gastrointestinal Parasites, Anemia, and Nutritional Status among Children from Different Geographical Regions of Bolivia

Table 3

Univariate and multivariate logistic regression models for moderate/severe anemia occurrence according to age, sex, location, and parasite infections.

	Univariate models			Multivariate model
	OR	95% CI		OR	95% CI
Age (yrs)			<0.001			0.782
(8–10) vs (5–7)	0.41	0.26–0.65	<0.001	0.82	0.47–1.46	0.504
(11–13) vs (5–7)	0.48	0.28–0.82	0.007	0.86	0.45–1.64	0.643
Sex (M vs F)	1.11	0.74–1.66	0.613	—	—	—
Location (highland vs lowland)	49.98	24.56–101.59	<0.001	50.73	24.25–105.37	<0.001
Helminths (pos vs neg)	1.07	0.66–1.72	0.788	—	—	—
Protozoa (pos vs neg)	1.51	0.98–2.33	0.065	0.78	0.44–1.36	0.376