Impact of National Screening Programs on Down syndrome prevalence and outcomes.

Acta Obstet Gynecol Scand · 2026 · PMC13140254 · PMID 41685714

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an increasing trendno p-value reported

The total prevalence of DS in Norway during the period 1967–2021 was 0.147% of all pregnancies, with an increasing trend to 0.251% at the end of the study period.

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