Fig. 4From: Effects of health intervention programs and arsenic exposure on child mortality from acute lower respiratory infections in rural BangladeshResults of an unadjusted spatial scan statistic. Statistically significant non-overlapping clusters of >1.0 (high, red) and <1.0 (low, blue) relative risk of mortality from acute lower respiratory infections to children <2 years (1989–1996) are found in treatment and comparison areas, respectivelyBack to article page