Changes in the characteristics and outcomes of high-risk pregnant women who delivered prior to and after China's universal two-child policy: a real-world retrospective study, 2010-2021.

BMC Public Health · 2024 · PMC10829306 · PMID 38297279

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an increasing trendno p-value reported

We also found that there was an increasing trend in the risk of postpartum hemorrhage after the introduction of the universal two-child policy.

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