* The production of hospital services is measured by the number of patients treated pondered by the severity of cases
The synthetic index activity (ISA) is a measure of hospital service production in constant prices grouping together all the hospital stays with the same classification (V9).
Data: PMSI MCO 2009
Source: Figure taken from Irdes Working Paper n°56 “Evolution of Production, Productivity and Care Quality in French Hospitals Before and After the Introduction of Activity Based Payment”, April 2013.