Figure 1From: Long-term follow-up of a high- and a low-intensity smoking cessation intervention in a dental setting– a randomized trial Flowchart of the study. (Through returned unanswered questionnaires with comments, information about smoking status at long-term follow-up was given for one in HIT (who was smokefree) and four in LIT (one was smoke-free). That is the reason for N3=284 while the sum of the lower boxes is 282).Back to article page