Lung cancer mortality trends in different urban settings in Brazil, 2000-2015

Objective: to analyze lung cancer mortality trends in Brazil, 2000-2015. Methods: this was a time series study; lung cancer death records were corrected; linear autoregressive models were used to calculate regression coefficients (beta(1)) and 95% confidence intervals (95%CI) in trend analysis according to sex, in the 30 and over age group, for 19 metropolitan areas (MAs) and the interior regions of 14 Brazilian states; positive beta(1) indicates upward trends while negative beta(1) indicates downward trends. Results: increases were found in males from interior regions of North and Northeastern Brazilian states, especially in Rio Grande do Norte state (beta(1)=1.03 - 95%CI0.47;1.58); downward trends were also found in males, notably in the Porto Alegre MA (beta(1)=-2.55 - 95%CI-2.79;-2.31); the highest increase in females was found in the interior of Ceara state (beta(1)=0.86 - 95%CI0.79;0.92). Conclusion: differentiated patterns according to location and sex were revealed; cancer control measures should be considered above all for women and the interior regions of Brazil.