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Previous Volume 329:1351-1354 October 28, 1993 Number 18 Next

	Since this article has no abstract, we have provided an extract of the first 100 words of the full text and any section headings.

	Full Text Purchase this article Add to Personal Archive Add to Citation Manager Notify a Friend E-mail When Cited Related Article by Winawer, S. J. Related Article by Mandel, J. S. PubMed Citation

To the Editor: We have three questions about the important fecal occult-blood screening study by Mandel et al. (May 13 issue)¹. First, although mortality from colorectal cancer was significantly reduced in the annually screened group, it is not clear whether this gain can be attributed to the selective detection of cancer by screening or to an artifact of the very high rate of false positive results (occurring in 10 percent of those screened each year) and consequent numerous colonoscopies. According to the authors' data, about 10,000 colonoscopies or colorectal examinations were performed in this group of about 15,000 to . . . [Full Text of this Article]

References

This article has been cited by other articles:

• Muller, A. D., Sonnenberg, A. (1995). Prevention of Colorectal Cancer by Flexible Endoscopy and Polypectomy: A Case-Control Study of 32 702 Veterans. ANN INTERN MED 123: 904-910 [Abstract] [Full Text]