Age-standardised smoking prevalence among adults aged 15-69 years, by state: 1998–2010, absolute change (%) per decade and number of smokers in 2015 (in millions). Age-standardised smoking prevalence among adults aged 15-69 years, by state: 1998–2010, absolute change (%) per decade and number of smokers in 2015 (in millions). GATS, Global Adult Tobacco Survey; SFMS, Special Fertility and Mortality Survey. Note that reliable estimates for absolute changes per decade could not be estimated for women. We applied GATS 2010 smoking prevalence for women ages 15-69 years to the 2015 population. Sujata Mishra et al. BMJ Glob Health 2016;1:e000005 Published by the BMJ Publishing Group Limited. For permission to use (where not already granted under a licence) please go to http://www.bmj.com/company/products-services/rights-and-licensing/