Fig. 3From: Characteristics and reference ranges of CD4+T cell subpopulations among healthy adult Han Chinese in Shanxi Province, North ChinaScatter diagram of the correlations between lymphocyte subset numbers and age and linear trends. Spearman correlation analysis showed statistical significance between age and Th2 proportions, Treg proportions and counts, CD4+T proportions, CD8+T counts, NK cell counts, the Th1:Th2 ratio, or the CD4+:CD8+ ratioBack to article page