• Maritza Muzzi Cardozo Pawlina, Regina Cássia Rondina, Mariano Martinez Espinosa, and Clóvis Botelho.
• Universidade Federal de Mato Grosso, Cuiabá, Mato Grosso, Brazil.
• Sao Paulo Med J. 2016 Jan 1; 134 (1): 475547-55.

Context And ObjectiveNon-adherence to treatment is one of the hindering factors in the process of smoking cessation. This study aimed to compare sociodemographic characteristics, smoking status and motivation among smokers who maintained or abandoned treatment to stop smoking, and to analyze associations between sociodemographic factors and smoking.Design And SettingCohort study on 216 smokers who were attended at healthcare units in Cuiabá, Mato Grosso.MethodsThe instruments used were the Fagerström, URICA and CAGE questionnaires. Data from the initial evaluation was analyzed using the two-proportion test (α < 0.05). The patients were monitored for six months and those who abandoned treatment were accounted for. Bivariate analysis was conducted, using crude prevalence ratios and 5% significance level (P < 0.05), with abandonment of treatment as the outcome variable. Associations with P < 0.20 were selected for multiple robust Poisson regression (RPa).ResultsThe abandonment rate was 34.26%. Males and individuals in the 20-39 age group, in employment, with low motivation, with shorter time smoking and lower tobacco intake predominated in the dropout group. In the final model, gender (RPa 1.47; 95% CI: 1.03-2.10) and age group (RPa 3.77; 95% CI: 1.47-9.67) remained associated with abandonment.ConclusionMales and individuals in the 20-39 age group, in employment, with low motivation, with shorter time smoking and lower tobacco intake more frequently abandoned the treatment. Male gender and younger age group were associated with abandonment of nicotine dependence treatment.

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