Risk Factors and Temporal Trends of Maternal Heart Failure: A Population-Based Study Over 2 Decades
Authors' conclusion
The increasing incidence of maternal HF in Sweden highlights a growing clinical concern.
Study context
- Population
- Deliveries to women without pre-existing cardiac disease, Swedish Medical Birth Register, 2000–2019
- Participants
- 2,078,384 deliveries
- Outcome
- Annual incidence of maternal HF
Methodological detailsnational registers
- National registers
Main finding
As reported in the abstract
Maternal HF incidence · 2000-2019
Overall incidence per 1,000 deliveries
0.34
95% CI 0.30–0.38
Increase in maternal heart failure (HF) over the study period
66%
Observational data: associations, not effects.
Further findings
Associated cardiac disease
- Present in approximately one-half of cases
Risk factors
- Prepregnancy comorbidities and pregnancy complications identified as risk factors
- Rising incidence partly, yet not fully, explained by changes in risk factor prevalence
Original publication
Risk Factors and Temporal Trends of Maternal Heart Failure: A Population-Based Study Over 2 Decades. JACC Heart Fail. Published 25 August 2025. doi:10.
Summarised from the published abstract; every number is checked against it