Pulmonology · Primary Care
COPD Assessment Test (CAT) calculator
Enter the published formula inputs below to calculate and interpret this score.
Clinical inputs
0–5
Allowed range: 0–5 0–5
Quick picks
0–5
Allowed range: 0–5 0–5
Quick picks
0–5
Allowed range: 0–5 0–5
Quick picks
0–5
Allowed range: 0–5 0–5
Quick picks
0–5
Allowed range: 0–5 0–5
Quick picks
0–5
Allowed range: 0–5 0–5
Quick picks
0–5
Allowed range: 0–5 0–5
Quick picks
0–5
Allowed range: 0–5 0–5
Quick picks
Result
8 fields remaining
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Clinical inputs
- Cough (0–5)Accepted range: 0 to 5
- Phlegm (0–5)Accepted range: 0 to 5
- Chest tightness (0–5)Accepted range: 0 to 5
- Breathlessness (0–5)Accepted range: 0 to 5
- Activities (0–5)Accepted range: 0 to 5
- Confidence (0–5)Accepted range: 0 to 5
- Sleep (0–5)Accepted range: 0 to 5
- Energy (0–5)Accepted range: 0 to 5
Primary source
Jones PW et al. Development and first validation of the COPD Assessment Test. Eur Respir J. DOI: 10.1183/09031936.00102509. PMID: 19749109. Scope: CAT sum of eight symptom items scored 0–5 each (total 0–40) for COPD health status impact. (2009)
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