Westley Croup Score

Westley croup severity score (Westley 1978): level of consciousness (0/5), cyanosis (0/4/5), stridor (0/1/2), air entry (0/1/2), retractions (0/1/2/3).

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

Example

Level of consciousness
0
Cyanosis
0
Stridor
2
Air entry
1
Retractions
2

Result: Westley 5 of 17: moderate croup per Westley 1978 (3-7 band).

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

What the result means

<3
Mild croup per Westley 1978.
3-7
Moderate croup per Westley 1978.
8-11
Severe croup per Westley 1978.
>=12
Impending respiratory failure per Westley 1978.

What you enter

  • Level of consciousness (0 normal / 5 disoriented)
  • Cyanosis (0 none / 4 with agitation / 5 at rest)
  • Stridor (0 none / 1 with agitation / 2 at rest)
  • Air entry (0 normal / 1 decreased / 2 markedly decreased)
  • Retractions (0 none / 1 mild / 2 moderate / 3 severe)
How this is calculated

Westley CR, Cotton EK, Brooks JG. Nebulized racemic epinephrine by IPPB for the treatment of croup: a double-blind study. Am J Dis Child. 1978;132(5):484-487. 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.