Prevalence, risk factors, and birth outcomes of anaemia in pregnancy across Tanzania: A scoping review.

J Public Health Res · 2026 · PMC12924941 · PMID 41732683

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an increasing trendno p-value reported

Subgroup analyses revealed variation by year of publication, with studies from 2011 to 2015 ( n = 1) reporting 47.4% ( I 2 = 0%), 2016–2020 ( n = 5) 53.9% ( I 2 = 82%), and 2021–2025 ( n = 10) 54.1% ( I 2 = 87%), indicating an increasing trend over time ( Figure 3 ).

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