Internet-Based Intervention Compared to Brief Intervention for Smoking Cessation in Brazil: Pilot Study

Author:

Machado Nathalia MunckORCID,Gomide Henrique PintoORCID,Bernardino Heder SoaresORCID,Ronzani Telmo MotaORCID

Abstract

Background Smoking is still the leading cause of preventable death. Governments and health care providers should make available more accessible resources to help tobacco users stop. Objective This study describes a pilot longitudinal study that evaluated the efficacy of an internet-based intervention compared to the brief intervention for smoking cessation among Brazilians. Methods Eligible participants were recruited and randomly allocated to one of the two interventions. Measures were drawn by comparing cessation rates, motivation scores, and sought treatment between groups, assessed 1 and 3 months after the intervention. Inferential analysis was performed to compare the participants’ characteristics, and the intention to treat was calculated. Results A total of 49 smokers were enrolled in this study (n=25, 51% in the brief intervention group; n=24, 49% in the internet-based intervention group). Mean age was 44.5 (SD 13.3) years; most were male (n=29, 59.2%), had elementary school (n=22, 44.9%), smoked 14.5 cigarettes per day on average (SD 8.6), and had a mean score of 4.65 for nicotine dependence and 5.7 for motivation to quit. Moreover, 35 (71%) participants answered follow-up 1, and 19 (39%) answered follow-up 2. The results showed similar rates of cessation and reduction for both intervention groups. Conclusions The internet-based intervention was slightly more effective for smoking cessation, while the brief intervention was more effective in reducing the number of cigarettes smoked per day. This difference was small and had no statistical significance even after adjusting for intention-to-treat analysis. These results should be interpreted with caution, especially due to the small sample size.

Publisher

JMIR Publications Inc.

Subject

Health Informatics,Medicine (miscellaneous)

Reference54 articles.

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