Mode of admission | Year | P value for trend | |||||||
2006/ 2007 | 2007/ 2008 | 2008/ 2009 | 2009/ 2010 | 2010/ 2011 | 2011/ 2012 | 2012/ 2013 | |||
Crohn’s disease | |||||||||
Cytokine inhibitor infusions | Emergency | 0.5 | 0.8 | 1.3 | 1.4 | 1.4 | 1.5 | 1.9 | <0.001 |
Elective | 11.1 | 19.5 | 26.7 | 33.5 | 40.3 | 46.1 | 57.2 | <0.001 | |
Ulcerative Colitis | |||||||||
Cytokine inhibitor infusions | Emergency | 0.1 | 0.2 | 0.3 | 0.3 | 0.5 | 0.6 | 1.0 | <0.001 |
Elective | 1.4 | 3.5 | 4.2 | 5.2 | 7.3 | 9.2 | 12.1 | <0.001 |
*Rates per 100 000 population were calculated by dividing the number of admissions by mid-year population estimates for England obtained from the Office for National Statistics.