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Fig. 3 | BMC Health Services Research

Fig. 3

From: Effect of diagnosis related groups implementation on the intensive care unit of a Swiss tertiary hospital: a cohort study

Fig. 3

DRG did not increase the ICU mortality. a Intensive care unit mortality according to the year of admission and stratified by the clinical severity at admission (SAPS II score). b Mean residuals of Chi-square test assessing independency of ICU mortality and years 2009 to 2013, stratified by the clinical severity at admission (SAPS II score); asterisk refers to significant mortality difference with the other years. P < 0.5 (*), < 0.01 (**) < 0.001 (***)

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