Statistics I saw indicated that 2% of women smoke and 60% of men. This may account for a gender-linked differential between more serious outcomes for men, it c

Statistics I saw indicated that 2% of women smoke and 60% of men. This may account for a gender-linked differential between more serious outcomes for men, it could be a selection for smokers. I agree that the air pollution may push even non-smokers into the risk category for smokers in other countries and push smokers into a deeper level of risk.