Evidence map›Paper›PMID 8278336›Full record

ArticleParasitology research1993

Comparable seropositivity for ascariasis and toxocariasis in tropical slum children.

N R Lynch, I Hagel, V Vargas, A Rotundo, M C Varela, M C Di Prisco, A N Hodgen

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In one paragraph

Article in Parasitology research, 1993. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 8 papers, 2 of them syntheses that pooled it.

0numbers the graph read from it
0cells of the map it votes in
8citing papers in PubMed, 2 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

8 citing papers in PubMed, 2 syntheses or guidelines pooled it.

  1. Pooled it
  2. A Systematic Review of Toxocariasis: A Neglected But High-Prevalence Disease in Brazil.The American journal of tropical medicine and hygiene · 2016
    Pooled it
  3. Article
  4. Review
  5. Article
  6. Article
  7. Article
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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

7 authors.

N R LynchInstituto de Biomedicina, Universidad Central de Venezuela, Caracas.
I Hagel
V Vargas
A Rotundo
M C Varela
M C Di Prisco
A N Hodgen

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

The seropositivities for infection by Ascaris lumbricoides and Toxocara canis were determined in children (1-15 years old) of a slum area of Caracas, Venezuela, and the levels that indicate the presence of active infection were defined. In children aged from 1 to 3 years, approximately 10% were positive for either parasite, and this figure increased to about 30% in 4- to 6-year-olds. For toxocariasis, the percentage of positivity remained at this level up to the age of 15 years. Whilst the positivity in children 10-15 years of age was comparable for Ascaris and Toxocara, a peak of positivity (50%) was found for Ascaris at 7-9 years of age. These results indicate that for these urban slum children, infection by Toxocara is essentially as common as that by Ascaris and, thus, that toxocariasis represents a potential public health problem in the tropical environment that is largely overlooked.

Indexed as

AdolescentAnimalsAntibodies, HelminthAscariasisChildChild, PreschoolEnzyme-Linked Immunosorbent AssayHumansInfantPoverty AreasPrevalenceToxocariasisUrban PopulationVenezuelaAntibodies, Helminth

Identifiers

PMID8278336

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.