Buchanan 2015.

Study characteristics
Methods	Study design: longitudinal cohort Country: USA Data collection period: January 2003 – June 2004, June 2005 – December 2008 Registry ID: N/A (cohort)
Participants	Number of participants: N = 4003; Number included in meta‐analysis: N = 1484 Sample characteristics (at baseline): Age (mean): never smoked 62.8 years (SD 13.3), people who previously smoked 64.1 years (SD 10.7), people who recently quit 54.6 years (SD 9.8), people who continued to smoke 54.6 years (SD 9.8); Sex (% male): never smoked 55.4% (634 /1145), people who previously smoked 74.9% (1029/1374), people who recently quit 71.2% (486/683), people who continued smoking 66.7% (534/801) Population category: chronic physical condition; Specific population: people hospitalised with acute myocardial infarction (AMI) Nicotine dependence: not measured; Baseline cigarettes per day: not measured; Motivation to quit: not selected by motivation to quit
Interventions	Behavioural support for smoking cessation: no behavioural support Pharmacological support for smoking cessation: no pharmacological support Psychotherapeutic or psychoactive support for mental health or mood: did not receive mood management
Outcomes	Definition of cessation used: at 1‐year those who responded they had quit in the past year were designated as 'recent quitters' Cessation definition used for outcome(s) in this analysis: unclear point‐prevalence Measure of biovalidation: not bioverified Definition of people who continued to smoke used: reported not quit in the past year i.e. ‘persistent smokers’ Time point(s) at which follow‐up was conducted: 1, 6 and 12 months after AMI Outcome category: Psychological Quality of Life (QoL) Outcome measure(s): Medical Outcomes Study 12‐item Short Form (SF‐12; Mental Component Summary)
Funding source	Funding support was received for the Prospective Registry Evaluating Myocardial Infarction: Events and Recovery (PREMIER) Registry from CV Therapeutics, Inc and for the Translational Research Investigating Underlying disparities in acute Myocardial infarction Patient’s Health status (TRIUMPH) Registry from the National Heart Lung and Blood Institute. S. Cresci’s effort is supported in part by the National Institutes of Health
Author conflicts of interest	(Disclosures) J.A. Spertus owns the copyright for the Seattle Angina Questionnaire
Notes	Outcome data source: Published data