Browsing by Subject "Breast neoplasms"

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Concordance of Metabolic Enzyme Genotypes Assayed from Paraffin-Embedded, Formalin-Fixed Breast Tumors and Normal Lymphatic Tissue

Ahern, Thomas P; Christensen, Mariann; Cronin-Fenton, Deirdre P; Lunetta, Kathryn L; Rosenberg, Carol L; Sørensen, Henrik Toft; Lash, Timothy L; Hamilton-Dutoit, Stephen (Dove Medical Press, 2010-10-22)

OBJECTIVES: Translational epidemiology studies often use archived tumor specimens to evaluate genetic hypotheses involving cancer outcomes. When the exposure of interest is a germline polymorphism, a key concern is whether ...
Potential Misinterpretations Caused by Collapsing Upper Categories of Comorbidity Indices: An Illustration from a Cohort of Older Breast Cancer Survivors

Ahern, Thomas P; Bosco, Jaclyn LF; Silliman, Rebecca A; Yood, Marianne Ulcickas; Field, Terry S; Wei, Feifei; Lash, Timothy L (Dove Medical Press, 2009-8-9)

BACKGROUND: Comorbidity indices summarize complex medical histories into concise ordinal scales, facilitating stratification and regression in epidemiologic analyses. Low subject prevalence in the highest strata of a ...

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