People who vape while still smoking cigarettes are less likely to successfully quit than those who only do one or the other, a new study said on Wednesday.
Over time, most of these “dual users” tend to go back to only smoking cigarettes, according to the study published in the journal ERJ Open Research.
The international team of researchers reviewed existing data on smoking and vaping before combining the results.
After four to eight months, only three percent of dual users quit smoking, they found.
Over that period, eight percent of people who exclusively vaped quit, while six percent of those who only smoked cigarettes managed to kick the habit.
After 16 to 24 months, 13 percent of dual users had quit, compared to 26 percent of vapers to 17 percent of smokers.
Two years on, 58 percent of dual users had gone back to just smoking cigarettes, the study …