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JNCI Journal of the National Cancer Institute 2004 96(5):411; doi:10.1093/jnci/djh065
© 2004 by Oxford University Press
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© 2004 Oxford University Press

CORRESPONDENCE

Re: Is Patient Travel Distance Associated With Survival on Phase II Clinical Trials in Oncology?

Alvaro Muñoz, Jonathan Samet

Affiliation of authors: Department of Epidemiology, Johns Hopkins Bloomberg School of Public Health, Baltimore, MD.

Correspondence to: Alvaro Muñoz, PhD, Department of Epidemiology, Johns Hopkins Bloomberg School of Public Health, 615 North Wolfe St., Rm. E-7008, Baltimore, MD 21205 (e-mail: jvaldez@jhsph.edu)

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We read with interest the report by Lamont et al. (1) and the accompanying editorial by George (2). Although at first glance the results appeared to include a complete multivariable analysis, on close examination there may be major conceptual and methodologic flaws in the analysis. In the presence of only a modest sample size (n = 110), regression methods cannot be expected to correct for . . . [Full Text of this Article]


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Correspondence about this Article

RESPONSE: Re: Is Patient Travel Distance Associated With Survival on Phase II Clinical Trials in Oncology?
Elizabeth B. Lamont
J Natl Cancer Inst 2004 96: 411-412. [Extract] [Full Text] [PDF]