Table 3

P values for comparisons of ROC curves


SVVFloTrac
SVVPiCCO
PPV
GEDV

SVVPiCCO
0.616



PPV
0.039
0.042


GEDV
0.015
0.009
0.119

CVP
<0.001
<0.001
0.042
0.233

CVP, central venous pressure; GEDV, global end-diastolic volume; PPV, pulse pressure variation; ROC, receiver operating characteristic; SVV, stroke volume variation.

Hofer et al. Critical Care 2008 12:R82   doi:10.1186/cc6933