Table 2.

Serum zinc status throughout the first 5 years.

Age, y	Samples n	Median (Range)	Zinc < 65 μg/dL n (%)	Zinc > 120 μg/dL n (%)
1	227	79.3 (55.7–158)	18 (7.9)	1 (0.4)
2	241	80.3 (50.3–112)	16 (6.6)	0
3	259	80.3 (48.5–121)	25 (9.6)	1 (0.4)
5	234	95.3 (40.2–128)	3 (1.4)	6 (2.8)
Total	961	84.0 (40.2–158)	62 (6.5)	8 (0.8)