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stat.AP2012
Optimal sampling ratios in comparative diagnostic trials
Ting Dong, Liansheng Larry Tang, William F. Rosenberger
In this paper we focus on comparative diagnostic trials which are frequently employed to compare two markers with continuous or ordinal results. We derive explicit expressions for…
stat.AP2012
Nonparametric ROC Summary Statistics for Correlated Diagnostic Marker Data
Liansheng Larry Tang, Aiyi Liu, Zhen Chen +3
We propose efficient nonparametric statistics to compare medical imaging modalities in multi-reader multi-test data and to compare markers in longitudinal ROC data. The proposed me…