Chronic Pain in Canada--prevalence, Treatment, Impact and the Role of Opioid Analgesia

摘要: OBJECTIVE: To assess the prevalence, treatment and impact of chronic pain in Canada.METHODS: A stratified random sample 2012 adult Canadians (weighted by sex, age region according to 1996 census data) was surveyed telephone 2001 determine prevalence pain, defined as continuous or intermittent for at least six months. second 340 sufferers who were taking prescription medication their studied detail current therapeutic approaches social economic pain.RESULTS: Chronic noncancer reported 29% respondents, with increased frequency women older groups. The average duration 10.7 years intensity 6.3 (on a scale from 1 10), 80% reporting moderate severe pain. Anti-inflammatory agents prescribed 49% respondents opioid analgesics 22% (two-thirds these codeine). Almost 70% worried about addiction potential, one-third felt that strong should be reserved terminal illnesses. one-half unable attend family events, mean number days absent work past year due 9.3.INTERPRETATION: is common Canadian adults has major impact. Despite growing evidence supporting efficacy safety less than 10% patients treated opioid. undertreated Canada, are probably underutilized management part multidisciplinary program.