Figure 4.

Mapping of smoothed relative risk and disease clusters in the study area during winter. Red circle indicates the first cluster of respiratory disease that includes Mapchalood, Taladhauypong and Watsopol. Yellow circle indicates the second cluster of respiratory disease and includes Takuanaupradoo, Koakoknongtungmea and Nongnamyen. Magenta circle indicates the third cluster of respiratory disease that includes Nongpab, Mapchalood and Watsopol. Red star sign indicates weighted mean centre of the stacks.