Evidence map›Paper›PMID 36316647›Full record

ArticleBMC infectious diseases2022

Effect of Schistosoma haematobium infection on the cognitive functions of preschool age children and benefits of treatment from an endemic area in Zimbabwe.

Maritha Kasambala, Takafira Mduluza, Arthur Vengesai, Tariro Mduluza-Jokonya, Luxwell Jokonya, Herald Midzi, Rutendo Birri Makota, Arnold Mutemeri, Emmanuel Maziti, Bazondlile Dube-Marimbe and 3 more

Open access · goldAbstract read
In one paragraph

Article in BMC infectious diseases, 2022. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 13 papers, 2 of them syntheses that pooled it.

0numbers the graph read from it
0cells of the map it votes in
13citing papers in PubMed, 2 pooled it
1.7field-weighted citation impact, top 17% of its field
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

13 citing papers in PubMed, 2 syntheses or guidelines pooled it, 16 citations in OpenAlex.

  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

13 authors at 5 institutions in 4 countries.

Maritha KasambalaSchool of Life Sciences, University of KwaZulu-Natal, KwaZulu-Natal, Durban, South Africa. marithakasambala@gmail.com.
Takafira MduluzaDepartment of Biotechnology and Biochemistry, University of Zimbabwe, Mt Pleasant, P.O. Box MP 167, Harare, Zimbabwe.
Arthur VengesaiDepartment of Biotechnology and Biochemistry, University of Zimbabwe, Mt Pleasant, P.O. Box MP 167, Harare, Zimbabwe.
Tariro Mduluza-JokonyaDepartment of Biotechnology and Biochemistry, University of Zimbabwe, Mt Pleasant, P.O. Box MP 167, Harare, Zimbabwe.
Luxwell JokonyaDepartment of Surgery, College of Health Sciences, University of Zimbabwe, Mt Pleasant, P.O. Box MP 167, Harare, Zimbabwe.
Herald MidziDepartment of Biotechnology and Biochemistry, University of Zimbabwe, Mt Pleasant, P.O. Box MP 167, Harare, Zimbabwe.
Rutendo Birri MakotaDepartment of Biological Sciences and Ecology, University of Zimbabwe, Mt Pleasant, P.O. Box MP 167, Harare, Zimbabwe.
Arnold MutemeriDepartment of Psychiatry, College of Health Sciences, University of Zimbabwe, Mt Pleasant, P.O. Box MP 167, Harare, Zimbabwe.
Emmanuel MazitiDepartment of Psychiatry, College of Health Sciences, University of Zimbabwe, Mt Pleasant, P.O. Box MP 167, Harare, Zimbabwe.
Bazondlile Dube-MarimbeDepartment of Psychiatry, College of Health Sciences, University of Zimbabwe, Mt Pleasant, P.O. Box MP 167, Harare, Zimbabwe.
Dixon ChibandaDepartment of Psychiatry, College of Health Sciences, University of Zimbabwe, Mt Pleasant, P.O. Box MP 167, Harare, Zimbabwe.
Francisca MutapiInstitute for Immunology and Infection Research and Centre for Immunity, Infection and Evolution, School of Biological Sciences, University of Edinburgh, Ashworth Laboratories, King's Buildings, Charlotte Auerbach Rd, EH9 3JT, Edinburgh, UK.
Samson MukaratirwaSchool of Life Sciences, University of KwaZulu-Natal, KwaZulu-Natal, Durban, South Africa.
University of Zimbabwe · ZWUniversity of KwaZulu-Natal · ZAMidlands State University · ZWRoss University School of Veterinary Medicine · KNUniversity of Edinburgh · GB

Funding

The British Academy (BA) and National Institute of Health Research (NIHR), Global Health Research Programme using UK aid from UK Government (16/136/33)
6 · The paper itself

Abstract

backgroundSchistosomiasis is known to affect the cognitive functions of children, however, but there is paucity of information on its impact on early childhood development in developing countries where the disease is endemic. This study aimed at determining the effects of schistosomiasis due to Schistosoma haematobium on early childhood development in children below 5 years old from Murewa District, Zimbabwe, including the benefits of treatment.

methodsPreschool age children (PSAC) under the age of 5 years were screened at baseline and at 6 months post-treatment for S. haematobium infections diagnosed using the urine filtration method. Cognitive domains were assessed using the Griffith Mental Developmental Scales III on 136 PSAC. Multivariate logistic regression was used to determine the level of association between S. haematobium infection and performance in the cognitive domains adjusting for confounding factors (i.e. nutrition, hemoglobin levels, gender and age). Median Development Quotient scores of each cognitive domain at baseline and at 6 months post-treatment were compared and quantified.

resultsAfter adjusting for confounding factors, PSAC infected with S. haematobium had greater odds of having lower scores in the Foundation of Learning Domain (OR = 3.9, p = 0.008), Language and Communication Domain (OR = 3.2, p = 0.017), Eye-Hand Coordination Domains (OR = 10.7, p = 0.001), Personal-Social-Emotional Domain (19.3, p = 0.001) and in the Overall General Development Domain (7.2, p = 0.011). Improvement of cognitive performance was observed at 6 months post treatment in the following Domains; Language and Communication Domain (p = 0.003), Eye-Hand Coordination Domain (p = 0.02) and General Development Domain (p = 0.006).

conclusionThe study showed that S. haematobium infection in PSAC is associated with lower cognitive scores in the Foundation of Learning, Language and Communication, Eye-Hand Coordination, Personal-Social-Emotional and in the Overall General Development domains. Our results strengthen the call for inclusion of PSAC in routine deworming programs for the control of urinary schistosomiasis and the need to develop locally validated tools to monitor early child development in endemic areas where resources are limited.

Indexed as

Schistosomiasis haematobiaAnimalsChildChild, PreschoolCognitionHumansLogistic ModelsPrevalenceSchistosoma haematobiumZimbabweCognitive functionsEarly child developmentPre-school aged childrenSchistosomiasis

Identifiers

PMID36316647
PMCPMC9620666
OpenAlexW4307886386

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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.