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目的:分析极低体重早产儿视网膜病变(retinopathyofprematurity,ROP)的相关因素。方法对100例极低体重早产儿(孕周14d)、最高最低氧浓度差值等方面有统计学意义(均<0.05)。 Logistic回归分析结果表明PaO2是发生ROP的基本因素,小胎龄、先天性心脏病是发生ROP的危险因素。结论必须对有吸氧史的极低体重早产儿常规眼底检查,尤其关注合并小胎龄、先天性心脏病的极低体重早产儿。“,”Objective To analyze relevant factors among ROP (retinopathy of prematurity)of the lower weight infant.Methods Inspect eye ground of 100 lower weight prematurity (age of gestation14d) and interpolation between lowest and highest oxygen concentration.It has statistical significance ( <0.05).Logistic regression analysis show that short gestation,congenital heart disease are the risk factors of ROP,average oxygen concentration is ROP basic factors.Conclusion Retina inspection should be done among the lower weight prematurity with conventional oxygen administration history,especial y the infant with shout gestation,Congenital heart disesse.