【摘要】 目的 分析孕期营养干预对高龄二胎孕产妇妊娠结局及并发症的影响。方法 76例高龄二胎孕产妇， 采取数字随机法分为对照组和观察组， 各38例。对照组采取常规孕期护理， 观察组给予孕期营养干预， 比较两组妊娠结局及并发症。结果 观察组孕产妇早产、巨大儿、新生儿窒率、低体重儿、妊娠期糖尿病、妊娠期高血压发生率均低于对照组(P<0.05)。两组宫内生长受限发生率比较差异无统计学意义(χ2=0.347， P>0.05)。结论 孕期营养干预可改善高龄二胎孕产妇的妊娠结局， 降低并发症发生率。

    【关键词】 营养干预；高龄；二胎；妊娠结局；并发症；影响

    DOI：10.14163/j.cnki.11-5547/r.2017.20.080

    【Abstract】 Objective To analyze the effect of nutritional intervention during pregnancy on pregnancy outcome and complications in second-trimester pregnant women of advanced maternal age. Methods A total of 76 second-trimester pregnant women of advanced maternal age were divided by random number method into control group and observation group ......