Global, Regional, and National Trends in Maternal Mortality Ratio Across 37 High Income Countries From 1990 to 2021, With Projections up to 2050: A Comprehensive Analysis From the WHO Mortality Database.

J Korean Med Sci · 2025 · PMC12133601 · PMID 40461138

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an increasing trendno p-value reported

However, the age group between 15–19 years in Asia-Pacific countries showed an increasing trend from 1990 (5.74 [95% CI, −9.84, 21.32] deaths per 100,000 live births) to 2021 (18.97 [0.65, 37.29]).

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a decreasing trendno p-value reported

While most continents showed a decreasing trend, young age groups in Asia-Pacific regions and all age groups in North America exhibited no significant changes from 1990 to 2021.

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