showed a trendp = 0.08
[ 80 ] found that beta-carotene intake was positively correlated with Faith’s Phylogenetic Diversity (Faith’s_PD) ( p = 0.02) and showed a trend toward positive association with the Chao1 diversity index ( p = 0.08) in pediatric cancer patients, while selenium intake was negatively correlated with both Shannon’s diversity index ( p = 0.05) and Pielou’s evenness index ( p = 0.06).