In epidemiology, we have a term to describe what Glantz and Dutra are doing here. There is a term that we commonly use to describe a statement that is crafted to deliberately mislead the public about study results. That term is: a lie.

In other words, the blatant flaw in this study is that it enrolled smokers who had already made quit attempts using e-cigarettes in the past. By definition, this resulted in a sample of smokers who were more resistant to quitting. One would expect to find lower quitting rates among this population of e-cigarette users.

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Report STS140122 (Electronic cigarettes in England - latest trends) draws the following conclusions:

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