0-1 = Low risk; consider home treatment2 = Short inpatient hospitalization or closely supervised outpatient treatment3-5 = Severe pneumonia; hospitalize and consider admitting to intensive care
References:Lim WS. Thorax. 2003 May;58(5):377-82. -> PubMedhttp://www.aafp.org/fpm/2006/0400/fpm20060400p41-rt2.pdf