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多少周的早产儿能活下来

更新时间: 2020-11-04 00:00:00     

胎龄越小存活率越低,在现在医学技术发展之前,自然状态下通常7个月以后出生的孩子才可能存活。

有资料统计,在现代医学技术支持之下妊娠期长度与存活率之间关系大致为:23周17%,24周39%,25周50%,26周80%,27周90%,28-31周90-95%,32-33周95%,34+周存活率与足月宝宝几乎一样。

关键词: 多少 早产儿 下来

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