Spatiotemporal trends and regional inequities in preeclampsia and eclampsia in Brazil, 2008-2023.

Bibliographic Details
Title: Spatiotemporal trends and regional inequities in preeclampsia and eclampsia in Brazil, 2008-2023.
Authors: Nascimento CMC; Universidade Federal Fluminense. Laboratório Multiusuário de Apoio à Pesquisa em Nefrologia e Ciências Médicas, Faculdade de Medicina. Niterói, RJ, Brazil; Universidade Federal Fluminense. Programa de Pós-graduação em Ciências Médicas, Faculdade de Medicina, Niterói, RJ, Brazil. Electronic address: carvalho_camila@id.uff.br., Ramos-Silva A; Universidade Federal do Rio de Janeiro. Faculdade de Farmácia. Rio de Janeiro, RJ, Brazil. Electronic address: alice.ramos@farmacia.ufrj.br., Marcolino LA; Universidade Federal Fluminense. Faculdade de Medicina. Niterói, RJ, Brazil. Electronic address: luciano.marcolino@yahoo.com., das Neves E Silva NP; Universidade Federal Fluminense. Laboratório Multiusuário de Apoio à Pesquisa em Nefrologia e Ciências Médicas, Faculdade de Medicina. Niterói, RJ, Brazil. Electronic address: nathneves@hotmail.com., Lima EC; Universidade Federal do Rio de Janeiro. Faculdade de Farmácia. Rio de Janeiro, RJ, Brazil. Electronic address: eclima.ufrj@gmail.com., Carvalho FR; Universidade Federal Fluminense. Programa de Pós-graduação em Ciências Médicas, Faculdade de Medicina, Niterói, RJ, Brazil; Universidade Federal Fluminense. Programa de Pós-graduação em Patologia, Faculdade de Medicina. Niterói, RJ 24033900, Brazil. Electronic address: fabianarc@id.uff.br., Lugon JR; Universidade Federal Fluminense. Laboratório Multiusuário de Apoio à Pesquisa em Nefrologia e Ciências Médicas, Faculdade de Medicina. Niterói, RJ, Brazil; Universidade Federal Fluminense. Programa de Pós-graduação em Ciências Médicas, Faculdade de Medicina, Niterói, RJ, Brazil; Universidade Federal Fluminense. Faculdade de Medicina. Niterói, RJ, Brazil. Electronic address: jrlugon@id.uff.br.
Source: Pregnancy hypertension [Pregnancy Hypertens] 2026 Jun; Vol. 44, pp. 101447. Date of Electronic Publication: 2026 Mar 10.
Publication Type: Journal Article
Language: English
Journal Info: Publisher: Elsevier Country of Publication: Netherlands NLM ID: 101552483 Publication Model: Print-Electronic Cited Medium: Internet ISSN: 2210-7797 (Electronic) Linking ISSN: 22107789 NLM ISO Abbreviation: Pregnancy Hypertens Subsets: MEDLINE
Imprint Name(s): Original Publication: Amtserdam : Elsevier
MeSH Terms: Pre-Eclampsia*/epidemiology , Pre-Eclampsia*/mortality , Eclampsia*/epidemiology , Eclampsia*/mortality, Brazil/epidemiology ; Maternal Mortality/trends ; Hospitalization/statistics & numerical data ; Hospitalization/trends ; Hospital Mortality/trends ; Humans ; Female ; Pregnancy ; Adult ; Adolescent ; Retrospective Studies ; Child ; Young Adult ; Middle Aged ; Spatio-Temporal Analysis
Abstract: Objectives: To analyze the spatiotemporal distribution of preeclampsia and eclampsia in Brazil over 16 years.
Study Design: Retrospective study (2008-2023) using nationwide SUS data. Women aged 10-49 years with ICD-10 codes O14 and O15 were included.
Main Outcome Measures: Hospitalization and maternal mortality rates per 100,000 estimated pregnancies; in-hospital mortality; and Disability-Adjusted Life Years (DALYs). Spatial patterns were assessed using Global Moran's I and Local Indicators of Spatial Association (LISA), and trends using Joinpoint and Mann-Kendall tests.
Results: Of 877,555 hospitalizations identified, the national rate rose from 38.2 to 86.3 per 1,000 pregnancies (AAPC = 5.7%; p < 0.001). The Northeast had the highest average rate (74.1) and sustained growth. Spatial analysis revealed significant clustering for hospitalization (Moran's I = 0.565) and mortality (Moran's I = 0.121), with hotspots in the Northeast and Southeast (Minas Gerais). Eclampsia caused 18.4% of maternal deaths. While national DALY trends were stable, driven by the mortality component (YLL > 99%), the Central-West showed a significant decline (tau =  - 0.55; p = 0.0034). DALY rates were highest in the North (mean = 8.26) and lowest in the South (mean = 3.28).
Conclusions: Preeclampsia/eclampsia hospitalizations are rising in Brazil, yet persistent mortality exposes a quality chasm exacerbated by workforce shortages and SUS underfunding. Addressing these inequities requires strengthening surveillance and referral systems to ensure dignified, high-quality care and reduce the disease burden.
(Copyright © 2026 The Author(s). Published by Elsevier B.V. All rights reserved.)
Competing Interests: Declaration of Competing Interest The authors declare that they have no known competing financial interests or personal relationships that could have appeared to influence the work reported in this paper.
Contributed Indexing: Keywords: Brazil; Eclampsia; Hospitalization; Maternal Mortality; Preeclampsia; Public Health; Spatial Analysis
Entry Date(s): Date Created: 20260311 Date Completed: 20260612 Latest Revision: 20260612
Update Code: 20260613
DOI: 10.1016/j.preghy.2026.101447
PMID: 41812516
Database: MEDLINE
Description
ISSN:2210-7797
DOI:10.1016/j.preghy.2026.101447