Environmental factors such as ultraviolet radiation and pollution have been known to influence the incidence rate of cancer. However, these factors do not explain the variation in incidence rates across the United States.. ..Precipitation and climate zone were included in each model along with demographic variables such as annual income, population by gender, race, and age—important control variables. Results indicate that in the United States, … Continue reading Precipitation and #Climate Zone Explains the Geographical Disparity in the Invasive #Cancer Incidence Rates in the United States