Evidence map›Paper›PMID 38820411›Full record

SynthesisPloS one2024

Inflammatory biomarkers and perinatal depression: A systematic review.

Anabela Silva-Fernandes, Ana Conde, Margarida Marques, Rafael A Caparros-Gonzalez, Emma Fransson, Ana Raquel Mesquita, Bárbara Figueiredo, Alkistis Skalkidou

Abstract readSystematic Review
In one paragraph

Synthesis in PloS one, 2024. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 27 papers, 1 of them a synthesis that pooled it.

0numbers the graph read from it
0cells of the map it votes in
27citing papers in PubMed, 1 pooled it
–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

27 citing papers in PubMed, 1 synthesis or guideline pooled it.

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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

8 authors.

Anabela Silva-FernandesPsychology Research Center (CIPsi), School of Psychology, University of Minho, Braga, Portugal.ORCID 0000-0002-1187-7815
Ana CondeCINTESIS@RISE, CINTESIS.UPT, Portucalense University, Porto, Portugal.ORCID 0000-0003-3036-2670
Margarida MarquesFaculdade de Psicologia, CICPSI, Universidade de Lisboa, Lisboa, Portugal.ORCID 0000-0002-1697-3566
Rafael A Caparros-GonzalezFaculty of Health Sciences, Department of Nursing, University of Granada, Granada, Spain.
Emma FranssonDepartment of Women's and Children's Health, Uppsala University, Uppsala, Sweden.
Ana Raquel MesquitaPsychology Research Center (CIPsi), School of Psychology, University of Minho, Braga, Portugal.
Bárbara FigueiredoPsychology Research Center (CIPsi), School of Psychology, University of Minho, Braga, Portugal.
Alkistis SkalkidouDepartment of Women's and Children's Health, Uppsala University, Uppsala, Sweden.ORCID 0000-0002-4935-7532

Funding

MAMMALIAN POLYAMINE METABOLISMR01CA018138 · NCI · UNIVERSITY OF VIRGINIA · PI FEITH, DAVID J. · 1985 to 2015
$2.8M
MAMMALIAN POLYAMINE METABOLISMR37CA018138 · NCI · PENNSYLVANIA STATE UNIV HERSHEY MED CTR · PI PEGG, ANTHONY E · 1988 to 2004
$1.7M
NCI NIH HHS R01 CA018138NCI NIH HHS R37 CA018138
6 · The paper itself

Abstract

backgroundApproximately 10 to 20% of pregnant women worldwide experience perinatal depression (PND), a depressive episode with onset during pregnancy or after childbirth. We performed a systematic review to identify, summarize and discuss studies on inflammatory biomarkers described in relation to PND.

methodInclusion criteria defined the selection of observational studies written in English, French, Spanish or Portuguese, that evaluate analytical levels of inflammatory molecules (protein levels) in biological fluids in women, with a diagnosis of depression using ICD/DSM diagnostic criteria or depressive symptoms assessed by standardized psychometric instruments, during pregnancy and/or postpartum. Case reports, experimental studies, reviews, qualitative analysis, meta-analysis, gray literature or replicated data were excluded. Three electronic databases were used for search (Pubmed, Web of Science and PsychInfo) and quality assessment of selected studies were performed using the Newcastle-Ottawa Scale. Data extraction included study design; number of subjects; obstetric information; tools and timepoints of depression and inflammatory markers assessment.

results56 studies (sample size for cross-sectional and case-control studies ranging from 10 to 469; sample size for longitudinal studies ranging from 26 to 467), where the major aim was to analyze the association between depression and inflammatory biomarkers during pregnancy and postpartum period were included in this systematic review. Overall, the findings of our systematic review lend support to the hypothesis that several inflammatory markers may be associated with peripartum depressive symptoms. The associations were somewhat different looking at pregnancy compared to the delivery time-point and postpartum, and mainly referred to increased levels of IL-6, IL-8, CRP and TNF-α among depressed. DISCUSSION: In summary, our systematic review findings provide evidence supporting the hypothesis that several inflammatory markers may correlate with peripartum depressive symptoms. However, our work also highlighted notable differences in the timing of biological sampling for inflammatory markers and in the methodologies used to assess depression during the perinatal period. Additionally, variations were observed in how inflammatory biomarkers and depression were approached, including their classification as exposure or outcome variables, and the timing of assessments. It is essential for future research to investigate the influence of biological fluids and the timing of assessments for both inflammatory biomarkers and depression to gain a deeper understanding of their association. This comprehensive exploration is pivotal for elucidating the intricate relationship between inflammation and perinatal depression.

Indexed as

BiomarkersDepressionDepression, PostpartumFemaleHumansInflammationPregnancyPregnancy ComplicationsBiomarkers

Identifiers

PMID38820411
PMCPMC11142563

What OpenQuestion holds

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Registered trials

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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.