早产分娩的流行病学研究

目的 :探讨早产分娩的部分流行病学特征。方法 :回顾性病例对照研究。结果 :与足月单胎母亲相比 ,单胎早产母亲 <2 0岁的比例显著提高 ,经产妇、产检次数不足、流动人口比例高 ;剖腹产仍是早产分娩较常见的分娩方式 ,且产后出血率和新生儿窒息率显著高于对照组。结论 :胎膜早破和医学指征的早产比例接近 ,均为 37% ,自然的早产占 2 2 % ;单胎早产分娩有季节性 ,月分布集中在 6月份

Study on epidemiology of premature delivery

Objective:To analyze some epidemiological characteristics of preterm birth.Methods:Retrospective case control study.Results: Comparing with the single full-term babies' mothers, the single premature delivery mothers were more at the “<20 age group” significantly, with higher proportion of multipara, inadequate antenatal examination times and flooting population. Caesarean was quite common method of delivery in premature delivery, and the postnatal hemorrhage rate and the asphyxia rate of newborn were significantly higher than that of the control group. Conclusion: The rate of Premature rupture of the fatal membranes and premature delivery with medical indication were all 37%, natural premature delivery was 22%. Single premature delivery has seasonal distribution, which June is peak month.