CURB-65 - Pneumonia Severity of Illness Scoring System

Patient Characteristic Point Assigned
C - confusion 1
U - blood urea nitrogen > 7mmol/L 1
R - respiratory rate > 30/minute 1
B - systolic blood pressure < 90mmHg or diastolic < 60mmHg 1
Age ≥ 65 years 1

 

 

Score 30-day Mortality Risk (%) Recommendations for Site of Care
0-1 0.7-2.1 Outpatient
2 9.2 Inpatient
3 14.5 Often ICU
4 40 Often ICU
5 57 Often ICU

 

CAP severity CURB-65
Mild 0 or 1
Moderate 2
Severe 3-5

 

Lim WS, vander Eerden MM, Laing R, et al. Defining community acquired pneumonia severity on presentation to hospital: an international derivation and validation study. Thorax 2003; 58:377-82.