du Bois IPF 1-Year Mortality Score

du Bois IPF score (du Bois 2011): age, respiratory hospitalization, baseline FVC % predicted, and 24-week FVC change give a 0–61 score predicting 1-year mortality in idiopathic pulmonary fibrosis.

Open the calculator → Runs in your browser. Data leaves only if you deliberately send a problem report from the interactive tool.

Example

Age
72 years
Baseline FVC % predicted
60
24-week change in FVC % predicted
-6
Respiratory hospitalization in prior 6 months
No

Result: du Bois IPF score 31 — high 1-year mortality risk.

The tool opens with these values already filled in. Replace them with your own.

What the result means

0-16
Lower 1-year mortality risk.
17-29
Intermediate risk.
>= 30
High risk. Age, respiratory hospitalization, FVC, and 24-week FVC change. A prognostic score, not a treatment order.

What you enter

  • Age
  • Baseline FVC % predicted
  • 24-week change in FVC % predicted (signed)
  • Respiratory hospitalization in prior 6 months (+14)
How this is calculated

du Bois RM, Weycker D, Albera C, et al. Ascertainment of individual risk of mortality for patients with idiopathic pulmonary fibrosis. Am J Respir Crit Care Med. 2011;184(4):459-466. Read the source ↗

A reference and educational tool. Not medical, legal, or financial advice, and not a substitute for clinician judgment.

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Built by Clay Good. Source on GitHub.