The inverted pyramid of care in modern-day obstetrics

Source briefing · A concise briefing based on one linked source. It is intentionally shorter than a full FreedomWitness Evidence Engine analysis.

What the source reports

by Laura A. Magee, Peter von Dadelszen, Kypros H. Nicolaides Summary points Traditional antenatal care consists of an accelerating frequency of visits with advancing gestational age, as the bulk of pregnancy complications occur in late pregnancy.

The ‘inverted pyramid of care’ concept describes a focus on structured risk assessment in early pregnancy, to facilitate prevention and enhanced surveillance of those at increased risk of maternal, intrinsic fetal, and uteroplacental problems. Since publication of this concept in 2011, it has become clear that…

Evidence note: At this stage FreedomWitness is presenting what this source reports. This briefing does not independently prove every underlying claim and should be read together with the original material.

Source & verification

Primary source: PLOS Medicine · September 28, 2026

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