Harvey-Bradshaw Index (Crohn’s activity)
Harvey-Bradshaw Index for Crohn disease activity: general well-being (0-4), abdominal pain (0-3), liquid stools per day, abdominal mass (0-3), and complications; < 5 remission, 5-7 mild, 8-16 moderate, > 16 severe.
Open the calculator → Runs in your browser. Data leaves only if you deliberately send a problem report from the interactive tool.
Example
- General well-being
- 2
- Abdominal pain
- 2
- Liquid stools per day
- 4
- Abdominal mass
- 1
- Number of complications
- 1
Result: Harvey-Bradshaw Index 10: moderate (8-16).
The tool opens with these values already filled in. Replace them with your own.
What the result means
- Index
- Wellbeing (0-4) + abdominal pain (0-3) + liquid stools/day + abdominal mass (0-3) + 1 point per complication.
- Bands
- remission < 5, mild 5-7, moderate 8-16, severe > 16.
What you enter
- General well-being (0 very well - 4 terrible)
- Abdominal pain (0 none - 3 severe)
- Liquid stools per day
- Abdominal mass (0 none - 3 definite and tender)
- Number of complications
How this is calculated
Harvey RF, Bradshaw JM. A simple index of Crohn's-disease activity. Lancet. 1980;1(8167):514. Read the source ↗
A reference and educational tool. Not medical, legal, or financial advice, and not a substitute for clinician judgment.