Interactive Decision Archive

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Tell us how you'd respond to the results of a blood test for fetal chromosomal problems. And find out how your response compares with that of participants in a national survey.

Many types of medical decisions involve making sense of numbers such as test results, risk statistics, or prognosis estimates. But people vary in their ability and confidence with numbers. How would you rate your own "numeracy"?

Are opinions on whether health care funding should be rationed dependent on an individual's perspective? Imagine that there are two regional health systems, each responsible for providing health care for one million people.

Click to decide between death and living with a colostomy. Which would you choose? Are you sure?

Given the choice, would you choose immediate death,or living with a colostomy (where part of your bowel is removed and you have bowel movements into a plastic pouch attached to your belly)?

A 5% chance of death or a 10% chance of death:  which would you choose?