Sequential Organ Failure Assessment (SOFA) Score

Initial SOFA score <9 = predicted mortality <33%
Initial SOFA score >11 = predicted mortality 95%

Cardiovascular:
Hypotension adrenergic agents administerd for at least one hour

References:
Moreno R. Intensive Care Med. 1999 Jul;25(7):686-96. -> PubMed
Flavio Lopes, F. JAMA. 2001 Oct;286(114):1754–8. -> PubMed