Alcohol drinking cessation and the risk of laryngeal and pharyngeal cancers: a systematic review and meta-analysis.

OBJECTIVE:To evaluate the effect of alcohol cessation on the risk of developing laryngeal and pharyngeal cancers, combining available evidence in the scientific literature in a meta-analysis. METHODS:A systematic literature review was conducted, and a meta-analysis was applied on the retrieved studi...

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Main Authors: Aliasghar Ahmad Kiadaliri, Johan Jarl, Georgios Gavriilidis, Ulf-G Gerdtham
Format: Article
Language:English
Published: Public Library of Science (PLoS) 2013-01-01
Series:PLoS ONE
Online Access:http://europepmc.org/articles/PMC3585880?pdf=render
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author Aliasghar Ahmad Kiadaliri
Johan Jarl
Georgios Gavriilidis
Ulf-G Gerdtham
author_facet Aliasghar Ahmad Kiadaliri
Johan Jarl
Georgios Gavriilidis
Ulf-G Gerdtham
author_sort Aliasghar Ahmad Kiadaliri
collection DOAJ
description OBJECTIVE:To evaluate the effect of alcohol cessation on the risk of developing laryngeal and pharyngeal cancers, combining available evidence in the scientific literature in a meta-analysis. METHODS:A systematic literature review was conducted, and a meta-analysis was applied on the retrieved studies. The generalised least squares method was used to estimate the trend from dose-response data to assess changes in the risks of laryngeal and pharyngeal cancers after drinking cessation. RESULTS:A total of 9 case-control studies were included in the meta-analysis (4 and 8 estimates for laryngeal and pharyngeal cancers, respectively). On average, alcohol drinking cessation was associated with a 2% yearly reduction in the risk of developing laryngeal and pharyngeal cancers. There was a considerable heterogeneity between the studies of pharyngeal cancer, but this was mostly due to two studies. The increased risk of laryngeal and pharyngeal cancers caused by alcohol was reversible; the time periods until the risks became equal to those of never drinkers were 36 (95% CI 11-106) and 39 (95% CI 13-103) years, respectively. Moreover, 5 years of drinking cessation was associated with a reduction of around 15% in the alcohol-related elevated risk of laryngeal and pharyngeal cancers. CONCLUSION:Although a long time period is required to completely eliminate the alcohol-related elevated risk of laryngeal and pharyngeal cancers, a substantial risk reduction can be seen in the short term (5-10 years), and drinking cessation should therefore be encouraged to reduce the incidence of these cancers.
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spelling doaj.art-bd2a833a46d64f8db7ae66121107fa382022-12-22T01:02:52ZengPublic Library of Science (PLoS)PLoS ONE1932-62032013-01-0183e5815810.1371/journal.pone.0058158Alcohol drinking cessation and the risk of laryngeal and pharyngeal cancers: a systematic review and meta-analysis.Aliasghar Ahmad KiadaliriJohan JarlGeorgios GavriilidisUlf-G GerdthamOBJECTIVE:To evaluate the effect of alcohol cessation on the risk of developing laryngeal and pharyngeal cancers, combining available evidence in the scientific literature in a meta-analysis. METHODS:A systematic literature review was conducted, and a meta-analysis was applied on the retrieved studies. The generalised least squares method was used to estimate the trend from dose-response data to assess changes in the risks of laryngeal and pharyngeal cancers after drinking cessation. RESULTS:A total of 9 case-control studies were included in the meta-analysis (4 and 8 estimates for laryngeal and pharyngeal cancers, respectively). On average, alcohol drinking cessation was associated with a 2% yearly reduction in the risk of developing laryngeal and pharyngeal cancers. There was a considerable heterogeneity between the studies of pharyngeal cancer, but this was mostly due to two studies. The increased risk of laryngeal and pharyngeal cancers caused by alcohol was reversible; the time periods until the risks became equal to those of never drinkers were 36 (95% CI 11-106) and 39 (95% CI 13-103) years, respectively. Moreover, 5 years of drinking cessation was associated with a reduction of around 15% in the alcohol-related elevated risk of laryngeal and pharyngeal cancers. CONCLUSION:Although a long time period is required to completely eliminate the alcohol-related elevated risk of laryngeal and pharyngeal cancers, a substantial risk reduction can be seen in the short term (5-10 years), and drinking cessation should therefore be encouraged to reduce the incidence of these cancers.http://europepmc.org/articles/PMC3585880?pdf=render
spellingShingle Aliasghar Ahmad Kiadaliri
Johan Jarl
Georgios Gavriilidis
Ulf-G Gerdtham
Alcohol drinking cessation and the risk of laryngeal and pharyngeal cancers: a systematic review and meta-analysis.
PLoS ONE
title Alcohol drinking cessation and the risk of laryngeal and pharyngeal cancers: a systematic review and meta-analysis.
title_full Alcohol drinking cessation and the risk of laryngeal and pharyngeal cancers: a systematic review and meta-analysis.
title_fullStr Alcohol drinking cessation and the risk of laryngeal and pharyngeal cancers: a systematic review and meta-analysis.
title_full_unstemmed Alcohol drinking cessation and the risk of laryngeal and pharyngeal cancers: a systematic review and meta-analysis.
title_short Alcohol drinking cessation and the risk of laryngeal and pharyngeal cancers: a systematic review and meta-analysis.
title_sort alcohol drinking cessation and the risk of laryngeal and pharyngeal cancers a systematic review and meta analysis
url http://europepmc.org/articles/PMC3585880?pdf=render
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