The burden of air pollution on years of life lost in Beijing, China, 2004-08: retrospective regression analysis of daily deaths

摘要

STUDY QUESTION Does air pollution increase years of life lost in Beijing, China? SUMMARY ANSWER In terms of years of life lost, which accounts for a person's life expectancy at death, people aged up to 65 years were more affected by air pollutants than those older than 65 years; the risk of death related to air pollutants was higher for people olderthan 65 years than those aged up to 65 years. WHAT IS KNOWN AND WHATTHIS PAPER ADDS Air pollution increases the risk of death, and is a serious problem in Beijing, China. This study also measures years of life lost-a complementary measure for examining the effect of air pollutants on mortality-and the study's findings highlight the need to reduce air pollution in Beijing to protect the health of the population.