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A new cohort study has provided compelling evidence that quitting smoking can lead to improved mental health outcomes among people with and without mental health disorders, alleviating concerns raised by both clinicians and smokers.

Stubbed out cigarette

Published in JAMA Network Open, the findings revealed that smoking abstinence between weeks nine and 24 was associated with significant improvements in anxiety and depression scores.

Led by a team of researchers at Oxford University’s Nuffield Department of Primary Care Health Sciences, the study employed rigorous analytical approaches to assess changes in mental health following smoking cessation.

The study used data from a large, randomized clinical trial, the Evaluating Adverse Events in a Global Smoking Cessation Study (EAGLES) which occurred in 16 countries at 140 centers between 2011 and 2015. However, only data from US-based participants were used for this secondary analysis. The study involved adults with or without a psychiatric disorder who smoked. A total of 4,260 participants were included in the analysis, with 55.4% having a history of mental illness.

Read the full story on the University of Oxford website