Table 4.

Associations (Pearson’s correlation coefficient and P values) between reflection spectroscopy (RS)-assessed skin carotenoids and self-reported fruit and vegetable consumption (daily servings), carotenoids from foods and plasma carotenoids, overall and stratified by African American v. non-African American (Study 2), Eastern North Carolina, USA, February–April 2017

Group	Total fruit and vegetable consumption (daily servings)	P value	Total carotenoid intake from food (µg/d)	P value	Total plasma carotenoids (µmol/l)	P value
All (n 30)	0·48	0·009	0·69	<0·0001	0·71	<0·0001
African American (n 17)	0·12	0·635	0·70	0·002	0·54	0·024
White (n 13)	0·84	0·001	0·75	0·003	0·87	<0·0001