Tobacco use in diabetes mellitus: a retrospective cohort study to determine the effect of snuff tobacco use on diabetes mellitus complications over a period of nine years

Abstract

Background Diabetes mellitus (DM) affects millions of people worldwide, with associated morbidity and premature mortality exacerbated by all forms of smoking. The effects of smokeless tobacco, such as snuff and chewing tobacco, have not been well researched. The use of these products is on the increase and is an important public health issue.