by Carl V Phillips
I’m back. I’ll start with something quick and easy and try to dive into the backlog of difficult topics shortly.
The CDC has belatedly reported some statistics on U.S. smokeless tobacco (ST) use from the 2000s. Comparing surveys from 2005 and 2010, they found that ST use increased from 2.7% of the population to 3.0%. For men, the figures were 4.9% and 5.6%, reflecting the fact that in this population, almost all ST users are men, and indeed that dominance increased over the study period.
This accounts for about 1/10th of the drop in smoking recorded by the same survey. This is a rather more modest impact of THR then we usually estimate (some broader statistics suggest that replacement by ST accounts for about half of the smoking reduction through the 2000s). But it is still a positive. Continue reading