Evidence map›Paper›PMID 36050680›Full record

ArticleMalaria journal2022

Burden of malaria infection among individuals of varied blood groups in Kenya.

Redemptah Yeda, Charles Okudo, Eunice Owiti, Gladys Biwot, Cliff Momanyi, Winnie Korir, Thoya Mitsanze, Caroline Tegerei, Dennis Juma, Benjamin Opot and 8 more

Open access · goldAbstract read
In one paragraph

Article in Malaria journal, 2022. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 5 papers.

0numbers the graph read from it
0cells of the map it votes in
5citing papers in PubMed
1.4field-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

5 citing papers in PubMed, 9 citations in OpenAlex.

  1. Article
  2. Article
  3. Blood group antigens and malaria susceptibility.Frontiers in cellular and infection microbiology · 2025
    Review
  4. Article
  5. 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

18 authors at 3 institutions in 3 countries.

Redemptah YedaMalaria Drug Resistance Laboratory, United States Army Medical Research Directorate-Africa (USAMRD-A), Kenya Medical Research Institute (KEMRI), Kisumu, Kenya. Redemptah.yeda@usamru-k.org.
Charles OkudoMalaria Drug Resistance Laboratory, United States Army Medical Research Directorate-Africa (USAMRD-A), Kenya Medical Research Institute (KEMRI), Kisumu, Kenya.
Eunice OwitiMalaria Drug Resistance Laboratory, United States Army Medical Research Directorate-Africa (USAMRD-A), Kenya Medical Research Institute (KEMRI), Kisumu, Kenya.
Gladys BiwotMalaria Drug Resistance Laboratory, United States Army Medical Research Directorate-Africa (USAMRD-A), Kenya Medical Research Institute (KEMRI), Kisumu, Kenya.
Cliff MomanyiMalaria Drug Resistance Laboratory, United States Army Medical Research Directorate-Africa (USAMRD-A), Kenya Medical Research Institute (KEMRI), Kisumu, Kenya.
Winnie KorirMalaria Drug Resistance Laboratory, United States Army Medical Research Directorate-Africa (USAMRD-A), Kenya Medical Research Institute (KEMRI), Kisumu, Kenya.
Thoya MitsanzeMalaria Drug Resistance Laboratory, United States Army Medical Research Directorate-Africa (USAMRD-A), Kenya Medical Research Institute (KEMRI), Kisumu, Kenya.
Caroline TegereiMalaria Drug Resistance Laboratory, United States Army Medical Research Directorate-Africa (USAMRD-A), Kenya Medical Research Institute (KEMRI), Kisumu, Kenya.
Dennis JumaMalaria Drug Resistance Laboratory, United States Army Medical Research Directorate-Africa (USAMRD-A), Kenya Medical Research Institute (KEMRI), Kisumu, Kenya.
Benjamin OpotMalaria Drug Resistance Laboratory, United States Army Medical Research Directorate-Africa (USAMRD-A), Kenya Medical Research Institute (KEMRI), Kisumu, Kenya.
Edwin MwakioMalaria Drug Resistance Laboratory, United States Army Medical Research Directorate-Africa (USAMRD-A), Kenya Medical Research Institute (KEMRI), Kisumu, Kenya.
Gladys ChemworMalaria Drug Resistance Laboratory, United States Army Medical Research Directorate-Africa (USAMRD-A), Kenya Medical Research Institute (KEMRI), Kisumu, Kenya.
Raphael OkothMalaria Drug Resistance Laboratory, United States Army Medical Research Directorate-Africa (USAMRD-A), Kenya Medical Research Institute (KEMRI), Kisumu, Kenya.
Douglas O OchoraMalaria Drug Resistance Laboratory, United States Army Medical Research Directorate-Africa (USAMRD-A), Kenya Medical Research Institute (KEMRI), Kisumu, Kenya.
Agnes C CheruiyotMalaria Drug Resistance Laboratory, United States Army Medical Research Directorate-Africa (USAMRD-A), Kenya Medical Research Institute (KEMRI), Kisumu, Kenya.
Amanda RothWalter Reed Army Institute of Research, Silver Spring, USA.
Hoseah M AkalaMalaria Drug Resistance Laboratory, United States Army Medical Research Directorate-Africa (USAMRD-A), Kenya Medical Research Institute (KEMRI), Kisumu, Kenya.
Ben AndagaluMalaria Drug Resistance Laboratory, United States Army Medical Research Directorate-Africa (USAMRD-A), Kenya Medical Research Institute (KEMRI), Kisumu, Kenya.
Kenya Medical Research Institute · KEUnited States Army Medical Research Directorate - Africa · KEWalter Reed Army Institute of Research · US

Funding

Armed Forces Health Surveillance Branch and its Global Emerging Infectious Surveillance Section. Armed Forces Health Surveillance Branch and its Global Emerging Infectious Surveillance Section.
6 · The paper itself

Abstract

backgroundThe ABO blood groups consist of A, B, and H carbohydrate antigens, which regulate protein activities during malaria infection in humans. Understanding the interplay between the malaria parasite and blood group antigens is essential in understanding new interventions to reduce the global burden of malaria. This study assessed the burden of malaria infection among individuals with varying blood groups seeking treatment at selected hospitals in Kenya.

methodsA total of 366 samples from an ongoing malaria surveillance study were diagnosed for malaria by microscopy and further typed for blood group using ABO blood grouping. Age and sex were recorded in a data sheet, and analysed using R software version 4. Groups' proportions (blood group, malaria infection, age and sex) were compared using Pearson's Chi-square and Fischer exact tests. Wilcoxon and Kruskal-Wallis tests were performed and P-value < 0.05 was considered significant after Bonferroni correction for multiple comparisons. To understand the effect of each blood group on parasitaemia, multivariate logistic regression was used to model ABO blood group in relation to parasitaemia.

resultsOf the 366 samples analysed, 312 were malaria positive, mean age was 9.83 years (< 5 years n = 152 (48.41%), 6 to 17 years n = 101 (32.16%) and > 18 years n = 61 (19.43%)). Malaria prevalence was higher among females than males, 54.46% and 45.54%, respectively. Kisumu enrolled the highest number 109 (35%)) of malaria cases, Kombewa 108 (35%), Malindi 32 (10%), Kisii 28 (9%), Marigat 23 (7%), and Kericho 12 (4%). Blood group O

conclusionIndividuals of blood group B harbour high parasitaemia compared with the blood group O, Additionally, blood group A and B present with symptoms at lower parasitaemia than blood group O. Regardles of malaria transmission zones, individuals from endemic zones showed up with high parasitaemia and among them were more individuals of blood groups A and B than individuals of blood group O. Implying that these individuals were more at risk and require additional attention and effective case management.

Indexed as

Blood Group AntigensMalariaMalaria, FalciparumChildFemaleHumansKenyaMaleParasitemiaPlasmodium falciparumBlood Group AntigensABOBlood groupMalariaPlasmodium falciparum

Identifiers

PMID36050680
PMCPMC9438094
OpenAlexW4294024521

What OpenQuestion holds

Textmetadata
LicenceCC BY
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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.