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Annals of Family Medicine 5:216-223 (2007)
© 2007 Annals of Family Medicine, Inc.
doi: 10.1370/afm.698
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Sufficiently Important Difference for Common Cold: Severity Reduction

Bruce Barrett, MD, PhD1, Brian Harahan, BA1,2, David Brown, PhD3, Zhengjun Zhang, PhD1 and Roger Brown, PhD1

1 Department of Family Medicine, University of Wisconsin, Madison, Wisc
2 School of Medicine, University of Wisconsin, Madison Wisc
3 Provincial Health Services Authority, and Department of Family Practice, University of British Columbia, Vancouver, British Columbia, Canada


Figure 1
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  		Figure 1. Sufficiently important difference (SID) by treatment scenario.

Note: These data represent 2 samples: 91 people interviewed in-person (entry and exit) and 162 people interviewed by telephone.

 




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