Fig. 2From: Effectiveness of motivational interviewing, health education and brief advice in a population of smokers who are not ready to quitEstimated 26-weeks prevalence using the MC model. b BA participants had a higher prevalence of indecisive smokers. d Although HE was more effective than MI and BA, HE participants substantially lost their motivations (c), many of whom became fully unmotivated (a)Back to article page