Evidence map›Paper›PMID 8759259›Full record

ArticleThe British journal of ophthalmology1996

Carcinoma of the conjunctiva and HIV infection in Uganda and Malawi.

K M Waddell, S Lewallen, S B Lucas, C Atenyi-Agaba, C S Herrington, G Liomba

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Article in The British journal of ophthalmology, 1996. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 58 papers, 3 of them syntheses that pooled it.

0numbers the graph read from it
0cells of the map it votes in
58citing papers in PubMed, 3 pooled it
5.2field-weighted citation impact, top 5% 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

58 citing papers in PubMed, 3 syntheses or guidelines pooled it, 186 citations in OpenAlex.

  1. Epidemiology of ocular surface squamous neoplasia in Africa.Tropical medicine & international health : TM & IH · 2013
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4 · The record

Corrections and comments

5 · Who and what money

Authors and funding

6 authors.

K M WaddellUganda Eye Project, Kampala, Uganda.
S Lewallen
S B Lucas
C Atenyi-Agaba
C S Herrington
G Liomba

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

aimTo investigate the association of human immunodeficiency virus (HIV) infection and carcinoma of the conjunctiva in Africa, and the role of human papilloma virus type 16 (HPV-16).

methodsPatients in Uganda and Malawi presenting to eye clinics with lesions suspicious of carcinoma were studied. Pathological confirmation of eye lesions was sought. HIV testing of patients who were biopsied and, in Uganda, of matched case control subjects was carried out as was testing of a sample of fixed biopsies for HPV-16 by polymerase chain reaction (PCR). The HIV-1 serology, histopathology of conjunctival biopsies (conjunctival intraepithelial neoplasia (CIN), invasive carcinoma, other lesions), and prevalence of HPV-16 infection were determined.

resultsOf Ugandan patients, 27/38 (71%) with carcinoma (27 invasive carcinoma, 11, CIN) were HIV positive compared with 12/76 (16%) of controls (odds ratio 13, 95% confidence interval 5-38). The calculated population aetiological fraction of carcinoma associated with HIV was 66%. Of 32 Malawian patients (20 invasive carcinoma, 12 CIN), 25/29 tested (86%) were HIV positive. HPV-16 infection was found in 7/20 (35%) of carcinoma samples, 0/9 pingueculae, and 2/6 conjunctivitis samples.

conclusionsHIV infection is strongly associated with an apparent increase in the incidence of conjunctival carcinoma in Africa. While ultraviolet light is probably the prime risk factor and HPV-16 is implicated in a proportion of cases, the interactions of ultraviolet light, HIV, HPVs, and other factors are unclear in the pathogenesis of carcinoma. The disease represents another model of multifactorial epithelial carcinogenesis.

Indexed as

AdolescentAdultAgedAIDS-Related Opportunistic InfectionsCarcinoma, Squamous CellCase-Control StudiesConjunctival NeoplasmsFemaleHIVHIV InfectionsHumansMalawiMaleMiddle AgedOdds RatioPapillomaviridaeAfricaAfrica South Of The SaharaBiologyCancer--etiologyCase Control StudiesDeveloping CountriesDiseasesEastern AfricaEnglish Speaking AfricaHiv InfectionsIncidenceMalawiMeasurementNeoplasmsOphthalmological EffectsPhysiologyResearch MethodologyResearch ReportStudiesUgandaViral Diseases

Identifiers

PMID8759259
PMCPMC505520
OpenAlexW2022627517

What OpenQuestion holds

Textmetadata
Read underepoch 390

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.