Evidence map›Paper›PMID 32814080›Full record

ArticleToxicology letters2020

Urinary metabolites of furan in waterpipe tobacco smokers compared to non-smokers in home settings in the US.

Nada O F Kassem, Lisa A Peterson, Sandy Liles, Noura O Kassem, Flora K Zaki, Kung-Jong Lui, Karin R Vevang, Nathan G Dodder, Eunha Hoh, Melbourne F Hovell

Open access · greenAbstract read
In one paragraph

Article in Toxicology letters, 2020. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 4 papers.

0numbers the graph read from it
0cells of the map it votes in
4citing papers in PubMed
1.0field-weighted citation impact, top 22% 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

4 citing papers in PubMed, 10 citations in OpenAlex.

  1. Toxicity of waterpipe tobacco smoking: the role of flavors, sweeteners, humectants, and charcoal.Toxicological sciences : an official journal of the Society of Toxicology · 2024
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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 1 country.

Nada O F KassemCenter for Behavioral Epidemiology and Community Health (CBEACH), Hookah Tobacco Studies Division, San Diego State University Research Foundation, San Diego, CA, 92123, United States. Electronic address: nkassem@cbeachsdsu.org.
Lisa A PetersonDivision of Environmental Health Sciences and the Masonic Cancer Center, University of Minnesota, Minneapolis, MN, 55455, United States.
Sandy LilesCenter for Behavioral Epidemiology and Community Health (CBEACH), Hookah Tobacco Studies Division, San Diego State University Research Foundation, San Diego, CA, 92123, United States.
Noura O KassemCenter for Behavioral Epidemiology and Community Health (CBEACH), Hookah Tobacco Studies Division, San Diego State University Research Foundation, San Diego, CA, 92123, United States.
Flora K ZakiCenter for Behavioral Epidemiology and Community Health (CBEACH), Hookah Tobacco Studies Division, San Diego State University Research Foundation, San Diego, CA, 92123, United States.
Kung-Jong LuiSan Diego State University Research Foundation, 5250 Campanile Dr., San Diego, CA 92182, United States.
Karin R VevangDivision of Environmental Health Sciences and the Masonic Cancer Center, University of Minnesota, Minneapolis, MN, 55455, United States.
Nathan G DodderSan Diego State University Research Foundation, 5250 Campanile Dr., San Diego, CA 92182, United States.
Eunha HohSchool of Public Health, San Diego State University, 5500 Campanile Dr., San Diego, CA 92182, United States.
Melbourne F HovellCenter for Behavioral Epidemiology and Community Health (CBEACH), Hookah Tobacco Studies Division, San Diego State University Research Foundation, San Diego, CA, 92123, United States.
San Diego State University · USUniversity of Minnesota · US

Funding

Women's CancerP30CA077598 · NCI · UNIVERSITY OF MINNESOTA TWIN CITIES · PI Timothy C. Hallstrom · 1998 to 2026
$100.4M
Untargeted Analysis ResourceU2CES026533 · NIEHS · UNIVERSITY OF MINNESOTA · PI PETERSON, LISA A · 2015 to 2025
$14.0M
Assessing Toxicity of Waterpipe Tobacco Smoking in Laboratory and Naturalistic SettingsR01DA042471 · NIDA · SAN DIEGO STATE UNIVERSITY · PI KASSEM, NADA OSMAN · 2016 to 2018
$1.4M
NCI NIH HHS P30 CA077598NIDA NIH HHS R01 DA042471NIEHS NIH HHS U2C ES026533
6 · The paper itself

Abstract

objectivesDetermine uptake of furan, a potential human carcinogen, in waterpipe tobacco (WPT) smokers in home settings.

methodsWe analysed data from a US convenience sample of 50 exclusive WPT smokers, mean age 25.3 years, and 25 non-smokers, mean age 25.5 years. For WPT smokers, data were collected at a home visit by research assistants during which participants smoked one WPT head of one brand for a mean of 33.1 min in their homes. Research assistants provided and prepared a WP for participants by weighing and loading 10 g of WPT in the WP head. At the completion of the smoking session, research assistants measured the remaining WPT. Cotinine and six furan metabolites were quantified in first morning urine samples provided on 2 consecutive days for non-smokers, and on the morning of a WPT smoking session and on the following morning for smokers.

resultsWPT smokers consumed a mean of 2.99 g WPT. In WPT smokers, urinary cotinine levels increased significantly 26.1 times the following morning; however, urinary metabolites of furan did not increase significantly. Compared to non-smokers, 2 furan metabolites, N-acetyl-S-[1-(5-acetylamino-5-carboxylpentyl)-1H-pyrrol-3-yl]-L-cysteine and N-acetyl-S-[1-(5-amino-5-carboxypentyl)-1H-pyrrol-3-yl]-L-cysteine sulfoxide, were significantly higher in WPT smokers in pre and in post WPT smoking levels.

conclusionsTo enable a more rigorous assessment of furan exposure from WPT smoking, future research should determine furan concentrations in WPT smoke, quantify furan metabolites from users of various WPT brands; and extend the investigation to social settings where WPT smoking is habitually practiced.

Indexed as

Non-SmokersSmokersAdultCase-Control StudiesCotinineFuransHumansMaleMolecular StructureSmokingTobacco, WaterpipeCotininefuranFuransFuranHookahWaterpipe Tobacco

Identifiers

PMID32814080
PMCPMC10883161
OpenAlexW3049202432

What OpenQuestion holds

Textmetadata
LicenceTDM
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.