. Author manuscript; available in PMC: 2012 Sep 1.

Published in final edited form as: Clin Chest Med. 2011 Jul 12;32(3):469–479. doi: 10.1016/j.ccm.2011.05.001

Table 1.

Elements of pneumonia severity models

Predictor	IDSA/ATS 2007	SMART-COP	CURXO	CURB-65
Confusion	X	X	X	X
Uremia	X		X	X
Tachypnea	X	X	X	X
Hypotension	X	X	X	X
Age		X	X	X
Tachycardia		X
Multilobar involvement	X	X	X
Leucopenia	X
Thrombocytopenia	X
Acidemia		X	X
Hypoxemia	X	X	X
Hypalbuminemia		X
Hypothermia	X