Fig. 6From: Mapping outdoor habitat and abnormally small newborns to develop an ambient health hazard indexDouble kernel density (DKD) distributions of small for gestational age (SGA) and low birth weight at term (LBWT) are ratios of the adverse birth outcome (ABO) per area divided by total births per area, each within a 25 km radius; DKD is dimensionlessBack to article page