Table 4.

Time postpartum and zinc content in breast milk (n = 62).

Time Postpartum	Zinc Content in Breast Milk	p Value
<6 months (n = 37)	0.14 (0.08–0.17) mg 100 mL−1	0.001
≥6 months (n = 25)	0.06 (0.05–0.10) mg 100 mL−1