Definitions of the variables used to test the hypothesis that human transportation influences population structure of Ae. aegypti in the central-western Philippines.

1Originally single data for a single port, then transformed to pairwise using the formula a+b where a and b are single values for each port.2Calculated from satellite images using the "ruler" function of Google Earth.3Official data from the Philippine Statistics Authority—National Statistics Office (http://web0.psa.gov.ph/).4Official data from the Philippine Ports Authority (http://www.pdosoluz.com.ph/).Definitions of the variables used to test the hypothesis that human transportation influences population structure of Ae. aegypti in the central-western Philippines.