Selecting patients for randomized trials: a systematic approach based on risk group
<p>Abstract</p> <p>Background</p> <p>A key aspect of randomized trial design is the choice of risk group. Some trials include patients from the entire at-risk population, others accrue only patients deemed to be at increased risk. We present a simple statistical approac...
| Main Authors: | , , |
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| Format: | Article |
| Language: | English |
| Published: |
BMC
2006-10-01
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| Series: | Trials |
| Online Access: | http://www.trialsjournal.com/content/7/1/30 |