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Table 4 Correlations of composite with mortality, readmission (survivors), upper quartile LOS (survivors)

From: Evaluation of hospital outcomes: the relation between length-of-stay, readmission, and mortality in a large international administrative database

  Mortality Readmission Upper quartile LOS
All patients r = 0.78 p < 0.01 r = −0.07 p = 0.72 r = 0.98 p < 0.01
Stroke patients r = 0.71 p < 0.01 r = −0.02 p = 0.92 r = 0.95 p < 0.01
Colorectal patients r = 0.87 p < 0.01 r = 0.37 p = 0.06 r = 0.86 p < 0.01
Heart Failure patients r = 0.73 p < 0.01 r = 0.10 p = 0.61 r = 0.92 p < 0.01