"Eight hundred women still die each day from largely preventable causes before, during and after the time of giving birth; 99 percent of these deaths occur in low- and middle-income countries and the risk of death is disproportionately high among the poorest and most vulnerable women."
Sources: World Health Organization, Human Reproduction Program et al, 2015. Strategies toward ending preventable maternal mortality (EPPM). World Health Organization, The Partnership for Maternal, Newborn & Child Health: 2015 Annual Report. http://www.who.int/pmnch/knowledge/publications/progress_report2015.pdf