Charlson Comorbidity Index

Required inputs

• Age (yrs)
• Myocardial infarction
• Congestive heart failure
• Peripheral vascular disease
• Cerebrovascular disease
• Dementia
• Chronic pulmonary disease
• Rheumatic disease
• Peptic ulcer disease
• Mild liver disease
• Diabetes (uncomplicated)
• Diabetes with end-organ damage
• Hemiplegia
• Moderate/severe CKD
• Any tumor (no mets)
• Leukemia
• Lymphoma
• Moderate/severe liver disease
• Metastatic solid tumor
• AIDS

Equation or source

Charlson ME. J Chron Dis 1987;40:373. Quan H 2011 update for ICD coding.

Provenance and release status

Equation / algorithm

Original Charlson + age-adjusted decile add-on (10-year survival estimate).

Formula version

charlson-v1

Tool version

2.4.0

Clinical risk class

B. CLINICAL DECISION-SUPPORT CALCULATOR

Release status

Under clinical review

Source status

Direct primary source identifier not yet resolved

Clinical review status

Under clinical verification

Clinical review date

Clinical review date not yet documented

DOI / PMID / direct guideline identifier not yet documented.

Assumptions

• Entered values and units are accurate and apply to the population described by the cited source.
• The published equation or rule is being used without a patient-specific clinical adjustment.

Important limitations

• The result does not replace clinical assessment or establish a diagnosis.
• Performance outside the source population may differ.