Evidence map›Paper›PMID 31329890›Full record

ArticleInternational health2019

Smartphone photography as a possible method of post-validation trachoma surveillance in resource-limited settings.

Blake M Snyder, Ali Sié, Charlemagne Tapsoba, Clarisse Dah, Lucienne Ouermi, S Alphonse Zakane, Jeremy D Keenan, Catherine E Oldenburg

Abstract read
In one paragraph

Article in International health, 2019. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 17 papers, 1 of them a synthesis that pooled it.

0numbers the graph read from it
0cells of the map it votes in
17citing 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

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

  1. Pooled it
  2. Trial
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  11. Photographic grading for trachoma diagnosis within trachoma impact surveys in Amhara region, Ethiopia.Transactions of the Royal Society of Tropical Medicine and Hygiene · 2023
    Article
  12. Detection of trachoma using machine learning approaches.PLoS neglected tropical diseases · 2022
    Article
  13. Trachoma.Nature reviews. Disease primers · 2022
    Review
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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

8 authors.

Blake M SnyderMedical Student, University of Colorado Denver School of Medicine, Aurora, CO, USA.
Ali SiéCentre de Recherche en Santé de Nouna, Nouna, Burkina Faso.
Charlemagne TapsobaCentre de Recherche en Santé de Nouna, Nouna, Burkina Faso.
Clarisse DahCentre de Recherche en Santé de Nouna, Nouna, Burkina Faso.
Lucienne OuermiCentre de Recherche en Santé de Nouna, Nouna, Burkina Faso.
S Alphonse ZakaneCentre de Recherche en Santé de Nouna, Nouna, Burkina Faso.
Jeremy D KeenanFrancis I. Proctor Foundation, University of California San Francisco, San Francisco, CA, USA.
Catherine E OldenburgFrancis I. Proctor Foundation, University of California San Francisco, San Francisco, CA, USA.

Funding

The Brown Initiative in HIV and AIDS Clinical Research for Minority CommunitiesR25MH083620 · NIMH · MIRIAM HOSPITAL · PI NUNN, AMY STEWART · 2008 to 2025
$3.7M
NIMH NIH HHS R25 MH083620
6 · The paper itself

Abstract

backgroundValidation of trachoma elimination requires monitoring after discontinuation of trachoma program activities, though such evaluations are not commonly done.

methodsConjunctival examinations and smartphone photography were performed on a random sample of pre-school children from 15 villages in a region of Burkina Faso thought to have eliminated trachoma.

resultsNo clinically active trachoma was detected by in-field or photographic evaluation. Smartphone images demonstrated high agreement with field grading (>99% concordance).

conclusionsTrachoma appears to have been eliminated from this area of Burkina Faso. Smartphone cameras may be a useful aid for monitoring in resource-limited settings.

Indexed as

PhotographySmartphoneBurkina FasoChild, PreschoolDisease EradicationFemaleHealth ResourcesHumansMalePopulation SurveillanceReproducibility of ResultsTrachomahealth technologiesophthalmologyprevention & controlsmartphone photographytele-ophthalmologytrachoma

Identifiers

PMID31329890
PMCPMC7967810

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.