Questions about quitting (Q2): design and methods of a Multiphase Optimization Strategy (MOST) randomized screening experiment for an online, motivational smoking cessation intervention.

ABSTRACT: Effective interventions are needed to improve smokers' motivation for quitting, treatment utilization, and abstinence rates. The Internet provides an ideal modality for delivering such interventions, given the low cost, broad reach, and capacity to individually tailor content, but important methodological questions remain about how to best design and deliver an online, motivational intervention to smokers. The current paper reports on the intervention, study design and research methods of a randomized trial (called Questions about Quitting) designed to address some of these questions. Using a Multi-phase Optimization Strategy (MOST) screening experiment, the trial has two key aims: to examine the impact of four experimental intervention factors (each evaluated on two levels) on smokers' su

SUBMITTER: McClure JB 

PROVIDER: S-EPMC3408878 | biostudies-literature | 2012 Sep

REPOSITORIES: biostudies-literature