A significantly higher risk of deeloping anemia compared with women who were HI negatie.This can lead to lower tolerance to seere bleeding after birth, one of the most common causes of maternal death.

• 与HI阴性的妇女相比，HI阳性的孕妇发生贫血的机率明显增加，这将会降低孕妇对严重的产后出血的耐受性，而产后出血是造成孕产妇死亡的最常见原因。