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Table 1 Annual change rates and ratios for opioid dispensing in Canada, by province and for Canada (total), 2005–2011

From: Trends and changes in prescription opioid analgesic dispensing in Canada 2005–2012: an update with a focus on recent interventions

  Change rate (%) in dispensing Opioid dispensing ratio
Strong opioids Weak opioids Oxycodone Weak/Strong
Province 2005-2011 2011-2012 2005-2011 2011-2012 2005-2011 2011-2012 2005 2012
British Columbia (BC) +48.5 -2.0 -3.8 -1.6 +135.0 -9.0 2.7 1.8
Alberta (AB) +29.3 -3.9 -0.4 +1.7 +64.7 -9.7 2.8 2.2
Saskatchewan (SK) +98.7 +1.2 +26.2 -3.4 +88.2 -18.1 1.5 0.9
Manitoba (MN) +98.2 -2.9 +37.4 +3.0 +118.2 -11.5 4.2 3.1
Ontario (ON) +39.5 -15.2 -12.3 -7.7 +75.2 -24.4 1.4 0.9
Quebec (QC) +45.4 +2.9 -5.4 -2.2 +88.5 +0.6 1.0 0.6
New Brunswick (NB) +39.0 +1.2 -0.7 +0.1 +56.9 -8.4 1.5 1.1
Nova Scotia (NS) +43.5 +2.7 -4.6 -2.6 +29.1 -9.7 1.3 0.8
Prince Edward Island (PE) +62.8 +6.0 -3.8 -3.2 +98.4 +2.1 1.8 1.0
Newfoundland (NL) +71.8 +5.2 -1.3 +5.0 +93.3 +2.0 2.5 1.5
Canada (CA) +43.4 -7.9 -3.3 -2.8 +80.4 -17.2 1.7 1.2
  1. Annual change rates for ‘strong opioid’, ‘weak opioid’ and ‘oxycodone’ dispensing (2005–2011 and 2011–2012) and annual dispensing ratios weak/strong opioids (2005 and 2012), by province and Canada total.