In addition, the distributions of deaths by age and by cause in Delhi are very different from those in the . In the ., over 70 percent of all deaths occur after the age of 65. In Delhi, over 70 percent of all deaths occur before the age of 65, with over 20 percent occurring before the age of five. Furthermore, 46 percent of all non-trauma deaths in the . are attributable to cardiovascular disease compared to only 23 percent in Delhi.' Because the main effects of acute exposure to air pollution on daily deaths occur through impacts on.