Figure 4From: The global limits and population at risk of soil-transmitted helminth infections in 2010Box and whisker plots of the distribution of point and district level data by transmission category. Figures show hookworm (A, B), A. lumbricoides (C, D) and T. trichiura (E, F). The thick black line indicates the median, the box, the 25th and 75th percentile, whiskers indicate the range of the data and dots extreme outliers.Back to article page