The estimated mortality rate associated with ambient air pollution based on general population studies may not be representative of the effects on certain subgroups. The objective of the present study was to determine the influence of relatively high concentrations of air pollution on mortality in a general population sample and in the very elderly.
Cakmak, S., Dales, R. E., & Vidal, C. B. (2007). Air pollution and mortality in Chile: Susceptibility among the elderly. Environmental Health Perspectives, 115(4), 524–527. https://doi.org/10.1289/ehp.9567