Evidence map›Paper›PMID 38816755›Full record

SynthesisSystematic reviews2024

Prevalence of iodine deficiency and associated factors among school-age children in Ethiopia: a systematic review and meta-analysis.

Lemlem Daniel Baffa, Dessie Abebaw Angaw, Zufan Yiheyis Abriham, Moges Gashaw, Muluken Chanie Agimas, Mekonnen Sisay, Esmael Ali Muhammad, Berhanu Mengistu, Aysheshim Kassahun Belew

Abstract readSystematic ReviewMeta-Analysis
In one paragraph

Synthesis in Systematic reviews, 2024. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 9 papers, 1 of them a synthesis that pooled it.

0numbers the graph read from it
0cells of the map it votes in
9citing 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

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

  1. 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

9 authors.

Lemlem Daniel BaffaDepartment of Human Nutrition, Institute of Public Health, College of Medicine and Health Sciences, University of Gondar, Gondar, Ethiopia. lemmidan@gmail.com.ORCID 0000-0002-2291-7755
Dessie Abebaw AngawDepartment of Epidemiology and Biostatistics, Institute of Public Health, College of Medicine and Health Sciences, University of Gondar, Gondar, Ethiopia.
Zufan Yiheyis AbrihamDepartment of Medical Parasitology, School of Biomedical and Laboratory Sciences, College of Medicine and Health Sciences, University of Gondar, Gondar, Ethiopia.
Moges GashawDepartment of Physiotherapy, School of Medicine, College of Medicine and Health Sciences, University of Gondar, Gondar, Ethiopia.
Muluken Chanie AgimasDepartment of Epidemiology and Biostatistics, Institute of Public Health, College of Medicine and Health Sciences, University of Gondar, Gondar, Ethiopia.
Mekonnen SisayDepartment of Human Nutrition, Institute of Public Health, College of Medicine and Health Sciences, University of Gondar, Gondar, Ethiopia.
Esmael Ali MuhammadDepartment of Human Nutrition, Institute of Public Health, College of Medicine and Health Sciences, University of Gondar, Gondar, Ethiopia.
Berhanu MengistuDepartment of Human Nutrition, Institute of Public Health, College of Medicine and Health Sciences, University of Gondar, Gondar, Ethiopia.
Aysheshim Kassahun BelewDepartment of Human Nutrition, Institute of Public Health, College of Medicine and Health Sciences, University of Gondar, Gondar, Ethiopia.

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

backgroundCurrently, iodine deficiency has become a significant burden globally; where 2 billion people and 29.8% of school-age children are iodine deficient. It is a leading cause of preventable brain damage among children, resulting in impaired cognitive and motor development. Even though salt iodization was started to be implemented to alleviate this burden in Ethiopia, primary studies assessing iodine deficiency in the country show highly variable findings, and no systematic review was conducted to determine the pooled prevalence of the problem which makes it difficult to assess the effect of the intervention as well as to design appropriate and timely measures. Therefore, this systematic review and meta-analysis aimed to determine the pooled prevalence of iodine deficiency and the common factors affecting its occurrence among school-age children in Ethiopia.

methodTo obtain the eligible studies, databases (EMBASE, Scopus, Hinari, and PubMed), websites (Google and Google Scholar), and references of the eligible studies were searched systematically. Data were extracted using an Excel spreadsheet and analyzed using the STATA 17 version. The I

resultA total of 15 eligible studies, representing 15,611 school-age children, were included in the systematic review and meta-analysis. The pooled prevalence of iodine deficiency among school-age children in Ethiopia was found to be 58% (95%CI 44.00-77.00), while the highest prevalence was recorded in the Oromia Region, which was 64% (95% CI 49-79). Goitrogenic food consumption (adjusted odds ratio (AOR) 2.93, 95% CI 1.60-5.35) and being female (adjusted odds ratio (AOR) 1.87, 95% CI 1.43-2.44) showed a significant association with the prevalence of iodine deficiency.

conclusionIodine deficiency among school-age children in Ethiopia was noticeably high. Goitrogenic food consumption and the sex of the child were determinant factors for the occurrence of iodine deficiency among the children. Therefore, appropriate advice should be given to households to limit goitrogenic foods in the diet of their children by giving due attention to their female children.

Indexed as

IodineSodium Chloride, DietaryAdolescentChildEthiopiaHumansPrevalenceIodineiodized saltSodium Chloride, DietaryEthiopiaIodine deficiencyPrevalenceSchool-age childrenSystematic review

Identifiers

PMID38816755
PMCPMC11138098

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.