1. Epidemiology and impact of multimorbidity in primary care: a retrospective cohort study
by Chris Salisbury, Leigh Johnson, Sarah Purdy, Jose M Valderas, and Alan A Montgomery
BJGP
Volume 61(582):e12-e21
January 1, 2011
©2011 by British Journal of General Practice

2. Percentage of population with more than one chronic condition in the Quality and Outcomes Framework, by age and sex.
Percentage of population with more than one chronic condition in the Quality and Outcomes Framework, by age and sex.
Chris Salisbury et al. Br J Gen Pract 2011;61:e12-e21
©2011 by British Journal of General Practice

3. Number of conditions included in the Quality and Outcomes Framework, per patient, by age group.
Chris Salisbury et al. Br J Gen Pract 2011;61:e12-e21
©2011 by British Journal of General Practice

4. Number of chronic conditions in patients consulting, per consultation, by age group.
Number of chronic conditions in patients consulting, per consultation, by age group. EDC = expanded diagnostic clusters from the Johns Hopkins University Adjusted Clinical Groups (ACG) Case-Mix System.17 QOF = Quality and Outcomes Framework.
Chris Salisbury et al. Br J Gen Pract 2011;61:e12-e21
©2011 by British Journal of General Practice