Evidence map›Paper›PMID 30575695›Full record

ArticleJournal of occupational and environmental medicine2019

Risk Factors and Mechanisms Underlying Cross-Shift Decline in Kidney Function in Guatemalan Sugarcane Workers.

Cecilia J Sorensen, Jaime Butler-Dawson, Miranda Dally, Lyndsay Krisher, Benjamin R Griffin, Richard J Johnson, Jay Lemery, Claudia Asensio, Liliana Tenney, Lee S Newman

Open access · hybridAbstract read
In one paragraph

Article in Journal of occupational and environmental medicine, 2019. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 59 papers.

0numbers the graph read from it
0cells of the map it votes in
59citing papers in PubMed
5.4field-weighted citation impact, top 3% 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

59 citing papers in PubMed, 83 citations in OpenAlex.

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  13. Work and work exposures in sugarcane farming in Eswatini, Southern Africa.International archives of occupational and environmental health · 2025
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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

10 authors at 2 institutions in 3 countries.

Cecilia J SorensenCenter for Health, Work & Environment (Dr Sorensen, Dr Butler-Dawson, Ms Dally, Ms Krisher, Ms Tenney, Dr Newman); Department of Emergency Medicine, University of Colorado School of Medicine (Dr Sorensen, Dr Lemery); Colorado Consortium on Climate Change and Human Health (Dr Sorensen, Dr Butler-Dawson, Ms Dally, Ms Krisher, Dr Johnson, Dr Lemery, Ms Tenney, Dr Newman); Department of Environmental and Occupational Health (Dr Butler-Dawson, Ms Dally, Ms Krisher, Ms Tenney, Dr Newman), Colorado School of Public Health; Division of Renal Diseases and Hypertension (Dr Griffin, Dr Johnson); Pantaleon, Guatemala (Mr Asensio); Division of Pulmonary Sciences and Critical Care Medicine, Department of Medicine, School of Medicine (Dr Newman), University of Colorado, Aurora, Colorado.
Jaime Butler-Dawson
Miranda Dally
Lyndsay Krisher
Benjamin R Griffin
Richard J Johnson
Jay Lemery
Claudia Asensio
Liliana Tenney
Lee S Newman
Newman University · GBDefence Research and Development Organisation · IN

Funding

OCCUPATIONAL SAFETY AND HEALTH EDUCATION AND RESEARCH CENTERS (T42)T42OH009229 · OH · UNIVERSITY OF COLORADO DENVER · PI NEWMAN, LEE S · 2007 to 2024
$28.8M
Rocky Mountain Center for Total Worker HealthU19OH011227 · OH · UNIVERSITY OF COLORADO DENVER · PI NEWMAN, LEE S · 2016 to 2025
$11.3M
Etiologic and Mechanistic Factors Underlying Chronic Kidney Disease in Guatemalan Sugarcane WorkersR21ES028826 · NIEHS · UNIVERSITY OF COLORADO DENVER · PI NEWMAN, LEE S · 2018 to 2019
$505k
NIEHS NIH HHS R21 ES028826NIOSH CDC HHS T42 OH009229NIOSH CDC HHS U19 OH011227
6 · The paper itself

Abstract

objectiveIdentify early biomarkers and mechanisms of acute kidney injury in workers at risk of developing chronic kidney disease of unknown origin (CKDu).

methodsWe assessed cross-shift changes in kidney function and biomarkers of injury in 105 healthy sugarcane workers. We obtained pre-harvest clinical data as well as daily environmental, clinical, and productivity data for each worker.

resultsThe average percent decline in cross-shift estimated glomerular filtration rate (eGFR) was 21.8% (standard deviation [SD] 13.6%). Increasing wet bulb globe temperature (WBGT), high uric acid, decreased urine pH, urinary leukocyte esterase, and serum hyperosmolality were risk factors for decline in kidney function.

conclusionsSugarcane workers with normal kidney function experience recurrent subclinical kidney injury, associated with elevations in biomarkers of injury that suggest exposure to high temperatures and extreme physical demands.

Indexed as

FarmersOccupational ExposureAdultBiomarkersGlomerular Filtration RateHot TemperatureHumansMaleOccupational DiseasesPhysical ExertionRenal Insufficiency, ChronicRisk FactorsSaccharumYoung AdultBiomarkers

Identifiers

PMID30575695
PMCPMC6416034
OpenAlexW2906364311

What OpenQuestion holds

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LicenceCC BY
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.