Fig. 4

Trends in the number of organ dysfunctions recorded in the two cohorts examined. Values are percentages. In the explicit code cohort, 34 % of cases involved single organ dysfunction, 32.7 % two organs and 29.4 % more than two affected organs in 2006 versus 30.7 %, 30.2 % and 31.3 %, respectively in 2011. In 2006, the number of dysfunctional organs was not specified in 3.9 % compared with 8 % in 2011. In the combination code cohort, 70.3 % of cases involved single organ dysfunction, 21.6 % two affected organs and 8.4 % more than two affected organs in 2006 versus 73.1 %, 20.8 % and 6.1 %, respectively in 2011