嘉兴市1993-2000年过期妊娠发生状况及相关社会因素 ; Post-term pregnancy and associated social factors among pregnant women in Jiaxing city, China, 1993 to 2000

目的 了解浙江省嘉兴市1993-2000年过期妊娠发生状况及相关社会因素.方法 研究对象为嘉兴市在1993-2000年间分娩单胎活产的16 033名妇女.运用X2检验比较各组率的差别,运用两分类多元logistic回归模型分析过期妊娠的影响因素.结果 从1993-2000年过期妊娠发生率分别是8.7%、10.6%、9.4%、7.4%、4.3%、2.6%、3.3%、4.0%.婚(孕)前接受卫生服务的妇女过期妊娠发生率(5.6%)低于产前接受卫生服务的妇女(7.8%);接受县级及以上卫生服务的妇女过期妊娠发生率(4.3%)低于接受乡级及以下卫生服务的妇女(8.5%);小学文化程度的妇女过期妊娠发生率(11.5%)高于初中(6.8%)、高中(3.8%)、大学(2.9%);职业为农民的妇女过期妊娠发生率(9.5%)高于农村工人(8.90)、城市工人(4.3%)、其他职业(4.2%).接受卫生服务时期、接受卫生服务级别、受教育程度、职业均是过期妊娠的影响因素.结论 嘉兴市1993-2000年过期妊娠发生率有逐年下降的趋势.卫生服务时期、卫生服务级别、受教育程度、职业与过期妊娠有关. ; Objective To understand the status of post-term pregnancy and associated social factors among pregnant women in Jiaxing city, from 1993 to 2000. Methods The study population consisted of 16 033 women who had delivered singleton live births in Jiaxing city, Zhejiang province, from 1993 to 2000. Chi-square test was employed to test the difference of proportions between respective groups. Multivariate logistic regression was conducted to examine the factors associated with post-term pregnancy. Results The incidence rates of post-term pregnancy were 8.7%, 10.6%, 9.4%, 7.4%, 4.3%, 2.6%, 3.3% and 4.0% from 1993 to 2000, respectively. Women who received premarital health care serviees had lower (5.6%) post-term incidence than those who did not (7.8%). Women who received county or above level health care services had lower (4.3%) post-term incidence than women who receive township level service (8.5%). Women who had primary school education had higher (11.5%) post-term incidence than women who received junior higher school education (6.8%), senior high school education (3.8%), or college education (2.9%), (P< 0.001). Farmers had higher (9.5%) post-term incidence than workers in the rural areas (8.9%), in urban areas (4.3%) or women with other professions (4.2%). Women whose husbands were rural workers had higher (9.8%) post-term incidence than farmers (9.4%), urban workers (5.0%)or with other professions (3.6%, P<0.001). Data from multivariate logistic regression showed that the risk of post-term pregnancy was associated with ...