Fig. 2

Anti-filarial IgG4 levels of schoolchildren from five schools surveyed. Date shows that the anti-filarial IgG4 antibody levels in urine of schoolchildren belonging to each school (DSV, LPV, MKV, PMV, WWW). Total number of schoolchildren (n), number of anti-filarial IgG4 positives (Pos), and mean (white diamond), median (horizontal bar) were indicated. The dash line indicates the cut off value (7.08 U)