What is the CURB-65 scoring system for the risk stratification of bacterial pneumonia?

Updated: Sep 30, 2020
  • Author: Justina Gamache, MD; Chief Editor: Guy W Soo Hoo, MD, MPH  more...
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CURB-65 is a scoring system developed from a multivariate analysis of 1068 patients that identified various factors that appeared to play a role in patient mortality. [38] One point is given for the presence of each of the following:

  • C onfusion – Altered mental status

  • U remia – Blood urea nitrogen (BUN) level greater than 20 mg/dL

  • R espiratory rate –30 breaths or more per minute

  • B lood pressure – Systolic pressure less than 90 mm Hg or diastolic pressure less than 60 mm Hg

  • Age older than 65 years

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