Comparison of regulatory T cell (CD4⁺CD25^hi) (A) and CD4⁺CD25^hiFOXP3⁺ (B), NK cell (C), and NKT cell (D) phenotypes between unexposed controls (UC:N = 21), uninfected malaria-exposed subjects (UM: N = 17), and patients with acute <i>P. vivax</i> infection (AC:N = 37).

<p>Data are represented as median, inter-quartile ranges (box plots) and maximum and minimum (upper-lower lines).