Independent and supra-additive effects of alcohol consumption, cigarette smoking, and metabolic syndrome on the elevation of serum liver enzyme levels

We investigated the independent and combined effects of alcohol consumption, cigarette smoking and metabolic syndrome on abnormal liver function, i.e., the elevation of serum liver enzyme levels. Participants of a Korean population-based prospective cohort aged ≥30 years without liver disease, diabe...

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Veröffentlicht in:PloS one 2013-05, Vol.8 (5), p.e63439-e63439
Hauptverfasser: Park, Eun Young, Lim, Min Kyung, Oh, Jin-Kyoung, Cho, Heeyoun, Bae, Mi Jin, Yun, E Hwa, Kim, Dong-il, Shin, Hai-Rim
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Cho, Heeyoun
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Yun, E Hwa
Kim, Dong-il
Shin, Hai-Rim
description We investigated the independent and combined effects of alcohol consumption, cigarette smoking and metabolic syndrome on abnormal liver function, i.e., the elevation of serum liver enzyme levels. Participants of a Korean population-based prospective cohort aged ≥30 years without liver disease, diabetes, or cardiovascular diseases were included. Information on alcohol consumption, smoking status, and metabolic syndrome, defined as per the criteria of the Adult Treatment Panel III, were applied to evaluate their impact on serum levels of aspartate aminotransferase (AST), alanine aminotransferase (ALT), and gamma-glutamyl transferase (GGT). Alcohol consumption, cigarette smoking and metabolic syndrome were the significant individual factors that elevated serum liver enzyme levels. Supra-additive effects of metabolic syndrome and either alcohol consumption or cigarette smoking were also identified. The combination of heavy drinking (≥24 g/day) and metabolic syndrome conferred an effect that was higher than the sum of the two individual effects (Synergic Index (SI): AST, 2.37 [1.20-4.67]; GGT, 1.91 [1.17-3.13]). Only GGT level (odds ratio 6.04 [3.68-9.94], SI 2.33 [1.24-4.41]) was significantly elevated when the effect of moderate drinking (20 pack years elevated the AST level (SI 4.55 [3.12-6.61]). The combined effect of cigarette smoking and metabolic syndrome was not supra-additive. To prevent fatty liver disease and other related diseases, a multifactorial prevention strategy that includes limited alcohol consumption, smoking cessation and rectification of adverse metabolic profiles is required.
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Participants of a Korean population-based prospective cohort aged ≥30 years without liver disease, diabetes, or cardiovascular diseases were included. Information on alcohol consumption, smoking status, and metabolic syndrome, defined as per the criteria of the Adult Treatment Panel III, were applied to evaluate their impact on serum levels of aspartate aminotransferase (AST), alanine aminotransferase (ALT), and gamma-glutamyl transferase (GGT). Alcohol consumption, cigarette smoking and metabolic syndrome were the significant individual factors that elevated serum liver enzyme levels. Supra-additive effects of metabolic syndrome and either alcohol consumption or cigarette smoking were also identified. The combination of heavy drinking (≥24 g/day) and metabolic syndrome conferred an effect that was higher than the sum of the two individual effects (Synergic Index (SI): AST, 2.37 [1.20-4.67]; GGT, 1.91 [1.17-3.13]). Only GGT level (odds ratio 6.04 [3.68-9.94], SI 2.33 [1.24-4.41]) was significantly elevated when the effect of moderate drinking (&lt;24 g/day) and metabolic syndrome was combined. The combined effect of any level of alcohol consumption and cigarette smoking was also supra-additive on the elevation of GGT level with SIs of 5.57 for drinking &lt;24 g/day and smoking ≤20 pack years, 5.12 for &lt;24 g/day and &gt;20 pack years, 1.80 for ≥24 g/day and ≤20 pack years, 2.03 for ≥24 g/day and &gt;20 pack years, while only the combined effect of drinking ≥24 g/day and smoking &gt;20 pack years elevated the AST level (SI 4.55 [3.12-6.61]). The combined effect of cigarette smoking and metabolic syndrome was not supra-additive. 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To prevent fatty liver disease and other related diseases, a multifactorial prevention strategy that includes limited alcohol consumption, smoking cessation and rectification of adverse metabolic profiles is required.</description><subject>Adult</subject><subject>Aged</subject><subject>Alanine</subject><subject>Alanine transaminase</subject><subject>Alanine Transaminase - blood</subject><subject>Alcohol Drinking - blood</subject><subject>Alcohol use</subject><subject>Alcohols</subject><subject>Analysis</subject><subject>Aspartate</subject><subject>Aspartate aminotransferase</subject><subject>Aspartate Aminotransferases - blood</subject><subject>Biology</subject><subject>Cardiovascular diseases</subject><subject>Cigarette smoking</subject><subject>Cigarettes</subject><subject>Cohort Studies</subject><subject>Demography</subject><subject>Diabetes mellitus</subject><subject>Disease control</subject><subject>Drinking (Alcoholic beverages)</subject><subject>Drinking behavior</subject><subject>Drug addiction</subject><subject>Enzymes</subject><subject>Fatty liver</subject><subject>Female</subject><subject>gamma-Glutamyltransferase - blood</subject><subject>Gender differences</subject><subject>Health risk assessment</subject><subject>Heart diseases</subject><subject>Humans</subject><subject>Liver</subject><subject>Liver - enzymology</subject><subject>Liver cancer</subject><subject>Liver diseases</subject><subject>Male</subject><subject>Medical research</subject><subject>Medicine</subject><subject>Metabolic syndrome</subject><subject>Metabolic Syndrome - blood</subject><subject>Metabolic Syndrome - enzymology</subject><subject>Middle Aged</subject><subject>Mortality</subject><subject>Republic of Korea</subject><subject>Rodents</subject><subject>Serum levels</subject><subject>Smoking</subject><subject>Smoking - blood</subject><subject>Smoking cessation</subject><subject>Socioeconomic factors</subject><subject>Type 2 diabetes</subject><subject>γ-Glutamyltransferase</subject><issn>1932-6203</issn><issn>1932-6203</issn><fulltext>true</fulltext><rsrctype>article</rsrctype><creationdate>2013</creationdate><recordtype>article</recordtype><sourceid>EIF</sourceid><sourceid>ABUWG</sourceid><sourceid>AFKRA</sourceid><sourceid>AZQEC</sourceid><sourceid>BENPR</sourceid><sourceid>CCPQU</sourceid><sourceid>DWQXO</sourceid><sourceid>GNUQQ</sourceid><sourceid>DOA</sourceid><recordid>eNqNk11r2zAUhs3YWLtu_2BsgsHYoMksS5asm0Ep-wgUCvu6FYp8nCiTpVSSy7Ifst87uUlLMnoxDLItPe97dI50iuI5LqeYcPxu5YfglJ2uvYNpWTJCiXhQHGNBqgmrSvJw7_uoeBLjqixr0jD2uDiqCGOc4ea4-DNzLawhDy4h5VoUh3VQE9W2JplrQNB1oFNEvkPKar_0Fmnv4tCvk_HuFGmzUAFSAhR7_9O4xemNSw9Jzb01GsWNa4PvAXmH0jIbWrhWo3a0jBCGHtkcKCBwvzcZy8tg49PiUadshGe790nx_eOHb-efJxeXn2bnZxcTzesmTaqqBK1JzXjLgakGBBEtFg0XrFMNnwtMcM6a6qrmFEM1VzzTohSaatUqTE6Kl1vftfVR7koaJSZ1KVjTcJqJ2ZZovVrJdTC9ChvplZE3Ez4spArJaAtSEF6XrBTQtZSSuWryT11jShpBOdQke73fRRvmPbQ61zwoe2B6uOLMUi78tSSMMl7zbPBmZxD81QAxyd5EDdYqB37Y7rsRNcUj-uof9P7sdtRC5QSM63yOq0dTeUZ5Q0TeO8vU9B4qPy30Jl8H6EyePxC8PRBkJsGvtFBDjHL29cv_s5c_DtnXe-wSlE3L6O0w3qd4CNItqIOPMUB3V2RcyrF9bqshx_aRu_bJshf7B3Qnuu0X8hfB0haq</recordid><startdate>20130507</startdate><enddate>20130507</enddate><creator>Park, Eun Young</creator><creator>Lim, Min Kyung</creator><creator>Oh, Jin-Kyoung</creator><creator>Cho, Heeyoun</creator><creator>Bae, Mi Jin</creator><creator>Yun, E Hwa</creator><creator>Kim, Dong-il</creator><creator>Shin, Hai-Rim</creator><general>Public Library of Science</general><general>Public Library of Science (PLoS)</general><scope>CGR</scope><scope>CUY</scope><scope>CVF</scope><scope>ECM</scope><scope>EIF</scope><scope>NPM</scope><scope>AAYXX</scope><scope>CITATION</scope><scope>IOV</scope><scope>ISR</scope><scope>3V.</scope><scope>7QG</scope><scope>7QL</scope><scope>7QO</scope><scope>7RV</scope><scope>7SN</scope><scope>7SS</scope><scope>7T5</scope><scope>7TG</scope><scope>7TM</scope><scope>7U9</scope><scope>7X2</scope><scope>7X7</scope><scope>7XB</scope><scope>88E</scope><scope>8AO</scope><scope>8C1</scope><scope>8FD</scope><scope>8FE</scope><scope>8FG</scope><scope>8FH</scope><scope>8FI</scope><scope>8FJ</scope><scope>8FK</scope><scope>ABJCF</scope><scope>ABUWG</scope><scope>AFKRA</scope><scope>ARAPS</scope><scope>ATCPS</scope><scope>AZQEC</scope><scope>BBNVY</scope><scope>BENPR</scope><scope>BGLVJ</scope><scope>BHPHI</scope><scope>C1K</scope><scope>CCPQU</scope><scope>D1I</scope><scope>DWQXO</scope><scope>FR3</scope><scope>FYUFA</scope><scope>GHDGH</scope><scope>GNUQQ</scope><scope>H94</scope><scope>HCIFZ</scope><scope>K9.</scope><scope>KB.</scope><scope>KB0</scope><scope>KL.</scope><scope>L6V</scope><scope>LK8</scope><scope>M0K</scope><scope>M0S</scope><scope>M1P</scope><scope>M7N</scope><scope>M7P</scope><scope>M7S</scope><scope>NAPCQ</scope><scope>P5Z</scope><scope>P62</scope><scope>P64</scope><scope>PATMY</scope><scope>PDBOC</scope><scope>PIMPY</scope><scope>PQEST</scope><scope>PQQKQ</scope><scope>PQUKI</scope><scope>PTHSS</scope><scope>PYCSY</scope><scope>RC3</scope><scope>7X8</scope><scope>5PM</scope><scope>DOA</scope></search><sort><creationdate>20130507</creationdate><title>Independent and supra-additive effects of alcohol consumption, cigarette smoking, and metabolic syndrome on the elevation of serum liver enzyme levels</title><author>Park, Eun Young ; Lim, Min Kyung ; Oh, Jin-Kyoung ; Cho, Heeyoun ; Bae, Mi Jin ; Yun, E Hwa ; Kim, Dong-il ; Shin, Hai-Rim</author></sort><facets><frbrtype>5</frbrtype><frbrgroupid>cdi_FETCH-LOGICAL-c758t-220ecc3567d7e6a8e939d198796fa87b91310054c25741e2ba7c35909c4cada13</frbrgroupid><rsrctype>articles</rsrctype><prefilter>articles</prefilter><language>eng</language><creationdate>2013</creationdate><topic>Adult</topic><topic>Aged</topic><topic>Alanine</topic><topic>Alanine transaminase</topic><topic>Alanine Transaminase - 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Participants of a Korean population-based prospective cohort aged ≥30 years without liver disease, diabetes, or cardiovascular diseases were included. Information on alcohol consumption, smoking status, and metabolic syndrome, defined as per the criteria of the Adult Treatment Panel III, were applied to evaluate their impact on serum levels of aspartate aminotransferase (AST), alanine aminotransferase (ALT), and gamma-glutamyl transferase (GGT). Alcohol consumption, cigarette smoking and metabolic syndrome were the significant individual factors that elevated serum liver enzyme levels. Supra-additive effects of metabolic syndrome and either alcohol consumption or cigarette smoking were also identified. The combination of heavy drinking (≥24 g/day) and metabolic syndrome conferred an effect that was higher than the sum of the two individual effects (Synergic Index (SI): AST, 2.37 [1.20-4.67]; GGT, 1.91 [1.17-3.13]). Only GGT level (odds ratio 6.04 [3.68-9.94], SI 2.33 [1.24-4.41]) was significantly elevated when the effect of moderate drinking (&lt;24 g/day) and metabolic syndrome was combined. The combined effect of any level of alcohol consumption and cigarette smoking was also supra-additive on the elevation of GGT level with SIs of 5.57 for drinking &lt;24 g/day and smoking ≤20 pack years, 5.12 for &lt;24 g/day and &gt;20 pack years, 1.80 for ≥24 g/day and ≤20 pack years, 2.03 for ≥24 g/day and &gt;20 pack years, while only the combined effect of drinking ≥24 g/day and smoking &gt;20 pack years elevated the AST level (SI 4.55 [3.12-6.61]). The combined effect of cigarette smoking and metabolic syndrome was not supra-additive. To prevent fatty liver disease and other related diseases, a multifactorial prevention strategy that includes limited alcohol consumption, smoking cessation and rectification of adverse metabolic profiles is required.</abstract><cop>United States</cop><pub>Public Library of Science</pub><pmid>23667618</pmid><doi>10.1371/journal.pone.0063439</doi><tpages>e63439</tpages><oa>free_for_read</oa></addata></record>
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source MEDLINE; DOAJ Directory of Open Access Journals; Public Library of Science (PLoS) Journals Open Access; EZB-FREE-00999 freely available EZB journals; PubMed Central; Free Full-Text Journals in Chemistry
subjects Adult
Aged
Alanine
Alanine transaminase
Alanine Transaminase - blood
Alcohol Drinking - blood
Alcohol use
Alcohols
Analysis
Aspartate
Aspartate aminotransferase
Aspartate Aminotransferases - blood
Biology
Cardiovascular diseases
Cigarette smoking
Cigarettes
Cohort Studies
Demography
Diabetes mellitus
Disease control
Drinking (Alcoholic beverages)
Drinking behavior
Drug addiction
Enzymes
Fatty liver
Female
gamma-Glutamyltransferase - blood
Gender differences
Health risk assessment
Heart diseases
Humans
Liver
Liver - enzymology
Liver cancer
Liver diseases
Male
Medical research
Medicine
Metabolic syndrome
Metabolic Syndrome - blood
Metabolic Syndrome - enzymology
Middle Aged
Mortality
Republic of Korea
Rodents
Serum levels
Smoking
Smoking - blood
Smoking cessation
Socioeconomic factors
Type 2 diabetes
γ-Glutamyltransferase
title Independent and supra-additive effects of alcohol consumption, cigarette smoking, and metabolic syndrome on the elevation of serum liver enzyme levels
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