Tobacco Use in Relation to Chronic Pain: Results from a Swedish Population Survey.
Objective. To study the relationship between tobacco use and pain intensity. Design. An age-stratified cross-sectional study was carried out in southern Sweden in 2005. Sample. The population study consists of 384 people, aged 18-102 years, with chronic pain. Measurement. Data collection took place by means of a postal questionnaire. Comparisons of pain intensity were made between smokers and nons
