{"status":"ok","message-type":"work","message-version":"1.0.0","message":{"indexed":{"date-parts":[[2026,10,13]],"date-time":"2026-10-13T12:19:19Z","timestamp":1791893959924,"version":"4.3.4"},"reference-count":34,"publisher":"Wiley","issue":"8","license":[{"start":{"date-parts":[[2018,3,30]],"date-time":"2018-03-30T00:00:00Z","timestamp":1522368000000},"content-version":"vor","delay-in-days":0,"URL":"http:\/\/creativecommons.org\/licenses\/by\/4.0\/"},{"start":{"date-parts":[[2018,3,30]],"date-time":"2018-03-30T00:00:00Z","timestamp":1522368000000},"content-version":"tdm","delay-in-days":0,"URL":"http:\/\/doi.wiley.com\/10.1002\/tdm_license_1.1"}],"funder":[{"DOI":"10.13039\/501100000289","name":"Cancer Research UK","doi-asserted-by":"publisher","award":["C1417\/A22962"],"award-info":[{"award-number":["C1417\/A22962"]}],"id":[{"id":"10.13039\/501100000289","id-type":"DOI","asserted-by":"publisher"}]},{"DOI":"10.13039\/100004330","name":"GlaxoSmithKline","doi-asserted-by":"publisher","id":[{"id":"10.13039\/100004330","id-type":"DOI","asserted-by":"publisher"}]},{"DOI":"10.13039\/100004319","name":"Pfizer","doi-asserted-by":"publisher","id":[{"id":"10.13039\/100004319","id-type":"DOI","asserted-by":"publisher"}]}],"content-domain":{"domain":["onlinelibrary.wiley.com"],"crossmark-restriction":true},"short-container-title":["Addiction"],"published-print":{"date-parts":[[2018,8]]},"abstract":"<jats:title>Abstract<\/jats:title>\n                  <jats:sec>\n                    <jats:title>Aims<\/jats:title>\n                    <jats:p>To assess (1) how far the efficacies of front\u2010line smoking cessation pharmacotherapies vary as a function of smoker characteristics and (2) associations between these characteristics and success of smoking cessation attempts.<\/jats:p>\n                  <\/jats:sec>\n                  <jats:sec>\n                    <jats:title>Design<\/jats:title>\n                    <jats:p>Prospective correlational study in the context of a double\u2010blind randomized trial. The outcome was regressed individually onto each covariate after adjusting for treatment, and then a forward stepwise model constructed. Treatment moderator effects of covariates were tested by treatment\u00a0\u00d7\u00a0covariate interactions.<\/jats:p>\n                  <\/jats:sec>\n                  <jats:sec>\n                    <jats:title>Setting<\/jats:title>\n                    <jats:p>Health service facilities in multiple countries.<\/jats:p>\n                  <\/jats:sec>\n                  <jats:sec>\n                    <jats:title>Participants<\/jats:title>\n                    <jats:p>Data came from 8120 smokers willing to make a quit attempt, randomized to varenicline, bupropion, nicotine replacement therapy (NRT) or placebo in Evaluating Adverse Events in a Global Smoking Cessation Study (EAGLES) between 30\u00a0November 2011 and 13\u00a0January 2015.<\/jats:p>\n                  <\/jats:sec>\n                  <jats:sec>\n                    <jats:title>Measurements<\/jats:title>\n                    <jats:p>Smoker characteristics measured at baseline were country, psychiatric history, sex, age, body mass index (BMI), ethnic group, life\u2010time suicidal ideation\/behaviour, anxiety, depression, aggression, psychotropic medication, history of alcohol\/substance use disorder, age of starting smoking, cigarette dependence [Fagerstr\u00f6m Test for Cigarette Dependence (FTCD)] and prior use of study medicines. Outcome was biochemically confirmed continuous abstinence at weeks 9\u201324 from start of treatment.<\/jats:p>\n                  <\/jats:sec>\n                  <jats:sec>\n                    <jats:title>Findings<\/jats:title>\n                    <jats:p>No statistically significant treatment\u00a0\u00d7\u00a0covariate interactions were found. Odds of success were associated independently positively with age [odds ratio (OR)\u00a0=\u00a01.01; 95% confidence interval (CI)\u00a0=\u00a01.00, 1.01], BMI (1.01; 95% CI\u00a0=\u00a01.00, 1.02) and age of starting smoking (1.03; 95% CI\u00a0=\u00a01.02, 1.04). Odds were associated independently negatively with US (versus non\u2010US) study site (0.53; 95% CI\u00a0=\u00a00.46, 0.61), black (versus white) ethnic group (0.57; 95% CI\u00a0=\u00a00.45, 0.72), mood disorder (0.85; 95% CI\u00a0=\u00a00.73, 0.99), anxiety disorder (0.71; 95% CI\u00a0=\u00a00.55, 0.90) and psychotic disorder (0.73; 95% CI\u00a0=\u00a00.50, 1.07), taking psychotropic medication (0.81; 95% CI\u00a0=\u00a00.68, 0.95), FTCD (0.89; 95% CI\u00a0=\u00a00.87, 0.92) and previous use of NRT (0.78; 95% CI\u00a0=\u00a00.67, 0.91).<\/jats:p>\n                  <\/jats:sec>\n                  <jats:sec>\n                    <jats:title>Conclusions<\/jats:title>\n                    <jats:p>While a range of smoker characteristics\u2014including psychiatric history, cigarette dependence and prior use of nicotine replacement therapy (NRT)\u2014are associated with lower cessation rates, they do not substantially influence the efficacy of varenicline, bupropion or NRT.<\/jats:p>\n                  <\/jats:sec>","DOI":"10.1111\/add.14208","type":"journal-article","created":{"date-parts":[[2018,3,6]],"date-time":"2018-03-06T02:13:12Z","timestamp":1520302392000},"page":"1507-1516","update-policy":"https:\/\/doi.org\/10.1002\/crossmark_policy","source":"Crossref","is-referenced-by-count":74,"title":["Factors associated with the efficacy of smoking cessation treatments and predictors of smoking abstinence in EAGLES"],"prefix":"10.1111","volume":"113","author":[{"ORCID":"https:\/\/orcid.org\/0000-0001-6398-0921","authenticated-orcid":false,"given":"Robert","family":"West","sequence":"first","affiliation":[{"name":"University College London  London UK"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"A. 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