in addition children from poor households who are more likely to be exposed to such diseases as pneumonia and malaria are less likely to receive proper medical attention than children from betteroff households victoria and others at the global level the net relative mortality risk of a child from the richest quintileis per cent that for a child from the poorest quintile figure as observed before for the whole age range of years months the net relative risk of infant mortality diminishes steadily with the level of household wealth the relative mortality risks are per cent for infants from the middle quintile and per cent for infants from the rich quintile compared to children from the poorest quintile