Gary Longton

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Conditional estimation of sensitivity and specificity from a phase 2 biomarker study allowing early termination for futility

Margaret Sullivan Pepe, Ziding Feng, Gary Longton, 2009, Statistics in medicine.

DATESUM: Stata module to display summary statistics for date variables

Gary Longton, 2002 .

Estimation and Comparison of Receiver Operating Characteristic Curves

Gary Longton, Holly Janes, Margaret Pepe, 2009, The Stata journal.

Accommodating Covariates in Receiver Operating Characteristic Analysis

Gary Longton, Holly Janes, Margaret S. Pepe, 2009 .

ADDTXT: Stata module to add text to graphs

Gary Longton, 2000 .

Standardizing Markers to Evaluate and Compare their Performances

Gary Longton, Margaret S. Pepe, M. Pepe, 2005 .

Incorporating the Time Dimension in Receiver Operating Characteristic Curves: A Case Study of Prostate Cancer

Gary Longton, Ruth Etzioni, Margaret Pepe, 1999, Medical decision making : an international journal of the Society for Medical Decision Making.

A framework for evaluating diagnostic discordance in pathology discovered during research studies.

Gary Longton, Donald L Weaver, Joann G Elmore, 2014, Archives of pathology & laboratory medicine.

Standardizing Diagnostic Markers to Evaluate and Compare Their Performance

Margaret Sullivan Pepe, Gary Longton, M. Pepe, 2005, Epidemiology.

Integrating the predictiveness of a marker with its performance as a classifier.

Yingye Zheng, Gary Longton, Ziding Feng, 2007, American journal of epidemiology.

Limitations of the Odds Ratio in Gauging the Performance of a Diagnostic or Prognostic Marker

Gary Longton, Holly Janes, Margaret S. Pepe, 2004 .

Predictors of progression to cancer in Barrett's esophagus: baseline histology and flow cytometry identify low- and high-risk patient subsets

Gary Longton, Patricia L. Blount, P. Blount, 2000, American Journal of Gastroenterology.

Accommodating Covariates in ROC Analysis.

Gary Longton, Holly Janes, Margaret Pepe, 2009, The Stata journal.

Development of a diagnostic test set to assess agreement in breast pathology: practical application of the Guidelines for Reporting Reliability and Agreement Studies (GRRAS)

Gary Longton, Donald L Weaver, Joann G Elmore, 2013, BMC Women's Health.