决定分娩难易的三大因素中,骨盆的形态和径线最关重要。而骨盆又因地区、营养、种族、生活习惯的不同而有所差异。几十年来,我国女性骨盆生理常数一直沿用国外资料,为探求我省女性骨盆生理常数,我院根据全国产科生理常数协作组所规定的项目和方法,对我省部分地区汉族女性骨盆生理常数进行了调查,现将调查结果报告如下: Among the three major factors that determine the difficulty of childbirth, pelvic morphology and radial line are most important. The pelvis and because of the region, nutrition, race, lifestyle differences vary. For decades, the Chinese women’s pelvic physiology constant has been using foreign materials. In order to explore the pelvic physiological constants of our province, according to the projects and methods stipulated by the National Cooperative Group of Physiological Constituents, the pelvic physiological constants of Han women in some areas of our province The survey, the survey results are reported as follows: