A study of measles vaccine in Bangladesh found that children from the poorest quintile were more than twice as likely to die than those from the least quintile in the absence of measles vaccination. The difference in mortality between unvaccinated and vaccinated was statistically significant and robust across alternative measures of socioeconomic status.
Bangladesh
Economic burdens of pneumonia can cause families to go into debt
A study in Bangladesh found that families are heavily borrowing or losing assets to be able to bear the cost of pneumonia in their children under 5 years of age.