Fig. 4From: Using data on snus use in Sweden to compare different modelling approaches to estimate the population health impact of introducing a smoke-free tobacco productApproach 3. Comparison of published and PHIM simulated tobacco prevalence where snus is used. For the period 1980–2010 and for three age groups, Fig. 4 compares tobacco use prevalence in Swedish males based on published data with that estimated from PHIM simulations for the historical scenario, where snus is used. The category “Former users” comprises former smokers, former snus users and former dual usersBack to article page