Evidence map›Paper›PMID 39984374›Full record

ArticleJournal of cystic fibrosis : official journal of the European Cystic Fibrosis Society2025

The impact of pregnancy on mortality and lung function in cystic fibrosis patients.

Paul K Mohabir, Fatma Gunturkun, Jennifer Cannon, Yaowei Deng, Ariadna Garcia, Eahsan Shahriary, Alicia Mirza

Abstract read
In one paragraph

Article in Journal of cystic fibrosis : official journal of the European Cystic Fibrosis Society, 2025. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 2 papers.

0numbers the graph read from it
0cells of the map it votes in
2citing papers in PubMed
–field-weighted citation impact
1 · What the graph read from it

What it found

Each row is one number read from the abstract, on the scale the paper reported it, with its interval. Left of the dashed line favours the treatment, right favours the comparator. Under each row is the sentence it came from. New to these charts? A ten-minute tutorial.

The abstract states no effect estimate the extractor could read, or names no intervention and outcome on the map, so this paper lights no cell and moves no belief. It is still indexed, cited and linked below.

2 · The registry

The trial behind it

Trials whose registry record cites this paper, or whose number appears in the abstract. A trial that started after this paper was published is citing it as background, not reporting it.

Neither the registry nor the abstract names a trial number. If this is a trial report, that itself is worth knowing.

3 · Its place in the literature

Who cites it

2 citing papers in PubMed.

  1. Article
  2. Article
4 · The record

Corrections and comments

PubMed lists nothing against this paper. Absence here is not a guarantee, only a check that was made.

5 · Who and what money

Authors and funding

7 authors.

Paul K MohabirStanford University School of Medicine, Department of Medicine, Division of Pulmonary, Allergy, and Critical Care Medicine, 300 Pasteur Drive, Stanford Ca, 94305-5236 USA. Electronic address: mohabir@stanford.edu.
Fatma GunturkunStanford University School of Medicine, Quantitative Sciences Unit, 3180 Porter Drive, Palo Alto Ca, 94304 USA. Electronic address: fgunturk@stanford.edu.
Jennifer CannonStanford Health Care, 300 Pasteur Drive, A157A, M/C 5351 Stanford, Ca 94305 USA.
Yaowei DengStanford University School of Medicine, Quantitative Sciences Unit, 3180 Porter Drive, Palo Alto Ca, 94304 USA. Electronic address: yaowei@stanford.edu.
Ariadna GarciaStanford University School of Medicine, Quantitative Sciences Unit, 3180 Porter Drive, Palo Alto Ca, 94304 USA. Electronic address: ariadnag@stanford.edu.
Eahsan ShahriaryStanford University School of Medicine, Quantitative Sciences Unit, 3180 Porter Drive, Palo Alto Ca, 94304 USA.
Alicia MirzaStanford University School of Medicine, Department of Medicine, Division of Pulmonary, Allergy, and Critical Care Medicine, 300 Pasteur Drive, Stanford Ca, 94305-5236 USA. Electronic address: aamirza@stanford.edu.

Funding

POSTDOCTORAL TRAINING IN MEDICAL INFORMATION SCIENCEST15LM007033 · NLM · STANFORD UNIVERSITY · PI SYLVIA KATINA PLEVRITIS · 1985 to 2026
$25.5M
NLM NIH HHS T15 LM007033
6 · The paper itself

Abstract

backgroundAs the lifespan of people with cystic fibrosis (pwCF) improves, more individuals are pursuing pregnancy. Historically, pregnancy was not recommended in this population; however, more recent evidence has revealed inconsistent survival and lung function outcomes. Our aim was to assess the differences in survival and lung function between pregnant and never-pregnant pwCF and to provide updated recommendations for contemporary clinical practice.

methodsIn this retrospective matched parallel cohort study, data was collected from the American Cystic Fibrosis Foundation Patient Registry (CFFPR) from 1999 to 2019. 1743 adult pwCF with a reported pregnancy were matched with 1743 never-pregnant patients. Regression models were developed to estimate associations between patient characteristics, pregnancy, and outcomes. The primary endpoint was the probability of survival comparing pregnant and never-pregnant pwCF, while the secondary endpoint was lung function over time.

resultsThe study cohort (n = 3486) had a mean age of 24.96 years. There was no significant difference in survival probabilities between pregnant and never-pregnant pwCF (56.2 %, CI

conclusionPregnancy was associated with a reduced hazard of death compared to never-pregnant pwCF and did not demonstrate a significant impact on lung function. Therefore, pregnancy should not be generally discouraged in pwCF and clinicians should evaluate pregnancy risks and benefits on an individualized basis.

Indexed as

Cystic FibrosisLungPregnancy ComplicationsAdultFemaleHumansPregnancyRegistriesRespiratory Function TestsRetrospective StudiesYoung AdultCystic fibrosisLung functionOutcomesPregnancySurvival

Identifiers

PMID39984374
PMCPMC12302961

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Registered trials

None linked

Read under generation 80e0d062 · epoch 390. Bibliography from PubMed, PubMed Central and OpenAlex; grants from NIH RePORTER; trial links from ClinicalTrials.gov; estimates, votes and beliefs from the OpenQuestion graph.