LAUSR

Background: Smoking among adolescent is one of the biggest alarming issues in tobacco control. Although smoking cessation interventions for adolescents have been implemented, 92% would be relapsed within one year. However, the information on factors associated with smoking relapse is insufficient among adolescents, although it looks necessary for understanding smoking behaviors of adolescents and applying more effective intervention program for them. Korea is one of the country having the highest adolescent smoking prevalence (9.6% in boys and 2.7% in girls aged 19 years or less) and in lack of information on smoking behaviors and factors associated with relapse or successful quit. Telephone-based cessation service (hereafter Quitline) has been available since 2006 regarding the confidentiality and accessibility of adolescent smokers and it has followed-up abstinence of users with intensive counseling for 1 year. Therefore, analysis on the adolescent smokers who used Quitline might be meaningful to unders...