The 2 most frequently used measures of maternal death are maternal mortality rate and maternal mortality ratio.

The maternal mortality rate is defined as the number of maternal deaths in a given time period per 100,000 women of reproductive age, or woman-years of risk exposure, in same time period.

The maternal mortality ratio is the number of maternal deaths during given time period per 100,000 live birthsduring the same time. This measure only captures the risk of death of a woman once she is pregnant - in other words, the obstetric risk. It does not reflect, the risk of pregnancy or fertility The 2 most frequently used measures of maternal death are maternal mortality rate and maternal mortality ratio.

The maternal mortality rate is defined as the number of maternal deaths in a given time period per 100,000 women of reproductive age, or woman-years of risk exposure, in same time period.

The maternal mortality ratio is the number of maternal deaths during given time period per 100,000 live birthsduring the same time. This measure only captures the risk of death of a woman once she is pregnant - in other words, the obstetric risk. It does not reflect, the risk of pregnancy or fertility