Clinical use
Use this calculator for pneumonia severity and disposition in thepulmonary workflow. It is decision support and should be interpreted with the patient context, local protocols, and clinician judgment.
Calculate CURB-65
Interpretation
0-1: outpatient. 2: consider short admission. 3-5: hospitalise (4-5: consider ICU). Simple, validated severity tool for community-acquired pneumonia.
Required inputs
- Confusion
- BUN 20 +
- Respiratory Rate 30 +
- Systolic BP 90 Or <
- Diastolic BP 60 Or <
- Age 65 +
Evidence and limitations
This page cites 1 published reference. Confirm units and inclusion criteria before applying the output; calculators do not replace assessment, escalation, or local policy.
References
- Lim WS et al. Thorax 2003;58:377-382
Frequently asked questions
What is the CURB-65 Score?
CURB-65 Score is a clinical calculator used for Pneumonia severity and disposition.
How do I interpret the CURB-65 Score?
0-1: outpatient. 2: consider short admission. 3-5: hospitalise (4-5: consider ICU). Simple, validated severity tool for community-acquired pneumonia.
What inputs are required for the CURB-65 Score?
Required inputs include Confusion, BUN 20 +, Respiratory Rate 30 +, Systolic BP 90 Or <, Diastolic BP 60 Or <, Age 65 +.
What is the evidence behind the CURB-65 Score?
The CURB-65 Score page cites Lim WS et al. Thorax 2003;58:377-382.
Related Pulmonary Calculators
PSI/PORT Score (Pneumonia Severity Index)
Pneumonia severity and admission decision
CRB-65 Score
Community pneumonia severity for GP/primary care (no BUN required)
Wells Criteria for PE
Pre-test probability of pulmonary embolism
Pulmonary Embolism Severity Index (PESI)
30-day mortality risk stratification for acute pulmonary embolism
Next steps
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