Table 1.

Age, weight, and Se measurements of participants¹.

	All, n = 20		Males, n = 7		Females, n = 13
	PK1	PK2	PK1	PK2	PK1	PK2
Age, y	40 ± 3		39 ± 6		40 ± 6
Weight,2 kg	70 ± 3		77 ± 7		66 ± 3
Plasma Se,3 µg/L	134 ± 3	266 ± 11*	141 ± 6	263 ± 16*	131 ± 4	267 ± 14*
RBC Se, µg/L	231 ± 7	649 ± 27*	236 ± 13	642 ± 47*	227 ± 8	652 ± 35*
Urine Se, µg/d	71 ± 4	193 ± 6*	84 ± 9	209 ± 9*	64 ± 4	184 ± 8*
Fecal Se, µg/d	36 ± 2	45 ± 3*	44 ± 4	46 ± 3	31 ± 2	44 ± 4*

¹Values are means ± SEM. ^*Different from PK1, P < 0.01. For females vs. males, PK2, no values were significant.

²Weight not measured at beginning of PK2.

³To convert µg to µmol, multiply by 0.0127.