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Fig. 1 | BMC Medical Research Methodology

Fig. 1

From: Effectiveness of motivational interviewing, health education and brief advice in a population of smokers who are not ready to quit

Fig. 1

The compartmental diagram of quit progression among smokers who are not ready to quit. The self-assessment data was used to determine the stages of smokers. The arrows show the possible transitions between the stages. Note that the last stage is the 7-day point-prevalence smoking abstinence, which is an absorbing state. The parameters d_ij, denote the rate of transition from stage i to stage j with i,j = 1,…,4;i ≠ j

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