Objective To study the correlation of education degree of maternal woman and it s health care service in order to determine preventable factors,and decrease the maternal mortality.

Analysis of maternal mortality rate and cause in Xi an city from 2000 to 2004;

Research on the Policy of Reducing the Maternal Mortality Rate (MMR) in Poor Rural Areas in China;

Objective To identify risk factors of maternal mortality and to provide a scienctific basis for intervention,so as to reduce the maternal mortality rate.

The Elementary Study on the Social Factors and Prevention Strategies of Maternal Mortality;

Objective] To study the trendcy of maternal death during 10 years (1990 1999), and draw up intervene measures [Methods]The data about the pregnant women and puerpera death during 10 years were collected and analyzed [Results] The maternal mortality was decreased by 3 0% per year The main cause was the direct puerpera reason (70 5%) The ratio of direct puerpera cause to indirect cause was 2 4∶1.

Objective To analyze influential factors on maternal mortality by estimation on maternal mortality in China.

Study of the feasibility for application of ARIMA model to predict maternal mortality ratio in Guangxi Zhuang Autonomous Region;

[Objective]To analyze the social factors of the Maternal Mortality Ratio(MMR)in the rural areas and offer reference for the government to establish some strategies to reduce the MMR.

The maternal mortality ratio is an index importantindex of a country?ˉ medical treatment level and thesocial civilization level .