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近年来,从母子保健指数来看低出生体重儿逐年增加,这种现象可能与新生儿急救中心(NICU)建立对超未成熟儿治疗有关,本资料重点讨论极小未成熟儿出生率的变化。 一、低出生体重儿出生率的年次变化 东京都的资料表明,<2500g的低出生体重儿在1977～1978年以前较全国平均水平低,而此后则逐年上升超过全国平均值,其上升开始时期较全国约早2年。此上升年代恰好是以呼吸管理为中心的新生儿加强护理并从城市开始向全国普及的时期,由
In recent years, the low birth weight infant has been increasing year by year on the basis of the maternal and child health index. This phenomenon may be related to the establishment of a NICU for the treatment of ultra-immature infants. This document focuses on the changes in the birth rate of very young immature infants. I. Changes in the birth rate of low birth weight infants The data from Tokyo show that the low birth weight infants <2500g were lower than the national average before 1977-1978 and then rose more than the national average year by year since then, About 2 years earlier than the national average. This rising age happens to be a time when neonatology centered on respiratory management strengthens care and starts to spread throughout the country from the city