Table 5.

Multiple logistic regression models for any form of pica, geophagy, and amylophagy at any point in pregnancy among 2,367 pregnant women, Zanzibar, Tanzania^*

Feature	Any pica		Geophagy		Amylophagy
	OR (95% CI)	P	OR (95% CI)	P	OR (95% CI)	P
Nausea†	1.45 (1.20–1.73)	< 0.001	1.34 (0.92–1.96)	0.132	1.42 (1.19–1.71)	< 0.001
Hb, g/dL	0.76 (0.73–0.81)	< 0.001	0.77 (0.69–0.86)	< 0.001	0.77 (0.72–0.81)	< 0.001
Abdominal pain†	1.22 (1.01–1.48)	0.043	1.63 (1.03–2.57)	0.037	1.20 (0.99–1.46)	0.064
Husband education†	0.88 (0.80–0.97)	0.010	0.81 (0.65–1.02)	0.068	0.88 (0.89–0.98)	0.015
Woman's age, years	0.97 (0.96–0.99)	< 0.001	1.00 (0.97–1.03)	0.953	0.97 (0.96–0.99)	< 0.001
Duration of gestation, weeks	1.08 (1.06–1.10)	< 0.001	1.10 (1.06–1.14)	< 0.001	1.07 (1.05–1.09)	< 0.001

^*OR = odds ratio; CI = confidence interval; Hb = hemoglobin. Controlling for random effects of clinic attended.

^†None as referent.