中国における最適な生育年齢と出生間隔:多中心の遡及コホート研究

Zhijia Zhao^1,2, Hui Zhu³, Hongyi Liu²

¹Medical Record Statistics Room, Affiliated People's Hospital of Ningbo University, Ningbo, China.

BMC public health

|August 30, 2025

まとめ

妊娠できる最適な年齢は27歳です妊娠間隔は3年です貧血や出産前出産などのリスクを最小限に抑えるためです妊娠の遅延は妊婦と新生児の不良結果を増加させます

科学分野:

産婦人科
妊婦と胎児の医療
生殖健康

背景:

出産時の母親の年齢は増加しています.
出産間隔の慣行は,妊娠の結果に大きな影響を与えます.

研究の目的:

母親の年齢と出産間隔が母親と新生児の不良結果に与える影響を分析する.
最適な妊娠年齢と妊娠間隔を特定する.

主な方法:

中国における151,301人の妊娠 (2010-2021年) の分析.
タイムトレンドを評価するために結合点の回帰を用いた.
8,222人の女性の最初の妊娠と2番目の妊娠のマッチングデータが含まれています.

主要な成果:

母親の平均年齢は2010年から2021年の間に27.1歳から28.5歳に増加しました.
最適な出産年齢は27歳であり,27歳未満と27歳以上では貧血,低出生体重,妊娠前出産,早産の危険性が高まります.
最適な初産年齢は26歳で,出産間隔は3歳;出産間隔が短ければ,FGR,オリゴヒドラムニオス,胎盤前症,子宮前症,LBW,早産,PROMのリスクが増加する. 妊娠間隔が長くなった場合,貧血,GDM,胎盤前症,妊娠前症,TD,早産,PROMのリスクが高まります.

結論:

妊娠はますます遅れている.
最適な年齢で出産を推奨し副作用を軽減するために分娩間隔を設けています

キーワード:

悪い結果出産間隔結合点回帰分析母親の年齢

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