Predictors of Retention in an Adult Text Messaging Smoking Cessation Intervention Program: Cohort Study

Background Mobile health tools such as text messaging programs can support smoking cessation. However, high rates of disengagement from these tools decrease their effectiveness. Objective The purpose of this study was to identify user characteristics associated with retention in an adult text messaging smoking cessation intervention. Methods Adults initiating a quit attempt using the publicly available program SmokefreeTXT between March 6 and...