Table 1. Association between Trichuris infection in the second trimester and hemoglobin levels in the third trimester.

Trichuris	n	Hemoglobin (g/dL)		Simple regression			Multiple regression1
(epg)		mean	SD	β	SD	p	β	SD	p
0–24	189	11.53	1.02	0.00			0.00
25–240	188	11.55	1.18	0.02	0.11	0.844	0.05	0.12	0.688
241–600	191	11.58	1.10	0.05	0.11	0.664	0.09	0.12	0.424
601–1632	180	11.24	1.14	−0.29	0.12	0.013	−0.24	0.12	0.046
≥1633	187	11.05	1.09	−0.48	0.11	<0.001	−0.38	0.12	0.002

¹Adjusted for hookworm infection intensity.