Evidence map›Paper›PMID 40181297›Full record

ArticleBMC pediatrics2025

Impact of inflammation on anemia in children: a cross-sectional study.

Luiz Felipe de Paiva Lourenção, Fabíola Isabel Suano-Souza, Fernando Luiz Affonso Fonseca, Tânia Mara Rodrigues Simões, Rosangela da Silva, Roseli Oselka Saccardo Sarni

Abstract read
In one paragraph

Article in BMC pediatrics, 2025. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 6 papers.

0numbers the graph read from it
0cells of the map it votes in
6citing 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

6 citing papers in PubMed.

  1. Review
  2. Article
  3. Article
  4. Article
  5. Article
  6. The New WHO Cut-off Point for Defining High-altitude Anemia may be Inadequate.Inquiry : a journal of medical care organization, provision and financing
    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

6 authors.

Luiz Felipe de Paiva LourençãoUniversidade Federal de São Paulo - UNIFESP, São Paulo - SP, Brazil. luizfelipepaiva03@gmail.com.
Fabíola Isabel Suano-SouzaUniversidade Federal de São Paulo - UNIFESP, São Paulo - SP, Brazil and Centro Universitário FMABC - FMABC, Santo André, SP, Brazil.
Fernando Luiz Affonso FonsecaCentro Universitário FMABC - FMABC, Santo André, SP, Brazil.
Tânia Mara Rodrigues SimõesUniversidade Federal de Alfenas - UNIFAL-MG, Alfenas, MG, Brazil.
Rosangela da SilvaUniversidade Federal de Alfenas - UNIFAL-MG, Alfenas, MG, Brazil.
Roseli Oselka Saccardo SarniUniversidade Federal de São Paulo - UNIFESP, São Paulo - SP, Brazil and Centro Universitário FMABC - FMABC, Santo André, SP, Brazil.

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

introductionThe association of inflammation and iron deficiency could be related to up to 40% of anemia in young children.

objectiveTo describe the anemia and iron deficiency in children and verify possible associations with dietary practices, nutritional status and inflammatory markers.

methodsThis cross-sectional study was conducted with one hundred and twelve children aged between 6 months and 3 years in Early Childhood Education Centers in Minas Gerais, Brazil. Nutritional status regarding iron and inflammatory markers was assessed using the reference values proposed by the World Health Organization.

resultsAnemia and iron deficiency were observed in 58 (51.8%) and 89 (79.5%), respectively, of children evaluated. Hemoglobin values were directly associated with the z-score of height for age after adjusting for high-sensitivity C-reactive protein values (β-adjusted = 0.375; 95% CI 0.088 to 0.662; p = 0.011). The values of high-sensitivity C-reactive protein correlated directly with RDW (r = 0.202; p = 0.033), ferritin (r = 0.425; p < 0.001) and soluble transferrin receptor (r = 0.446; p < 0.001), and inversely with hemoglobin (r = -0.287; p = 0.002), serum iron (r = -0.580; p < 0.001) and transferrin saturation index (r = -0.528; p < 0.001). The ROC curve shows that RDW (AUC = 0.708; CI 95% 0.612 to 0.803) and soluble transferrin receptor (AUC = 0.588; 95% CI 0.481 to 0.694) were the variables that showed the better level of discrimination of anemia.

conclusionsThe prevalence of anemia was higher than in national studies, and there was a correlation between inflammatory markers and biomarkers of iron nutritional status.

Indexed as

AnemiaAnemia, Iron-DeficiencyInflammationBiomarkersBrazilChild, PreschoolC-Reactive ProteinCross-Sectional StudiesFemaleFerritinsHemoglobinsHumansInfantIronMaleNutritional StatusBiomarkersC-Reactive ProteinFerritinsHemoglobinsIronAnemiaFood and nutrition securityInflammationNutritional statusPediatrics

Identifiers

PMID40181297
PMCPMC11967137

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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.