TABLE 2.

Spearman correlations among serum and milk vitamin A ¹³C-natural abundance with age and serum nutritional and inflammatory biomarkers in children and women from 6 African countries

	Age	Retinol1	RBP1	CRP1	AGP1	TBSs
Serum retinol 13C-natural enrichment
Children	−0.35∗∗∗	0.049	0.031	−0.16∗∗∗	−0.34∗∗∗	−0.096∗
n	632	574	534	615	618	570
Women	−0.025	0.086	—	—	—	0.51∗∗∗
n	131	135	—	—	—	136
Milk vitamin A 13C-natural enrichment
Women	0.0096	0.21	—	—	—	0.28†
n	47	46	—	—	—	47

Significant correlations are indicated by: ∗ P < 0.05, ∗∗∗ P < 0.001. † P = 0.06

AGP, α-1-acid-glycoprotein; TBS, total body vitamin A store.

¹Analytes measured in serum.