From: Pre-admission functional status impacts the performance of the APACHE IV model of mortality prediction in critically ill patients
Functional status
<10%
≥10%
P value
Area
SE
Independent
0.745
0.032
0.833
0.009
0.002
Partly dependent
0.561
0.051
0.797
0.013
<0.001
Fully dependent
0.564
0.130
0.718
0.044
0.464