Meta-analysis examining the association of sanitation facilities with infection with the three common soil-transmitted helminths combined.

<p>Data are presented separately for availability and use of sanitation. Rectangles indicate ORs, and sizes of the rectangles represent the weight given to each study in the meta-analysis; open diamonds and vertical dashed lines indicate combined ORs; and horizontal lines indicate 95% CIs. Data are presented separately for ^aonly adults and ^bonly children.