Mei-Ling Ting Lee, Ph.D.

 

 

Sample Size and Power Calculations for Microarray Studies

We provide on-line computational routines for sample size and power in microarray studies.

Lee, M.-L. T. (2004). Analysis of Microarray Gene Expression Data, Kluwer Academic Publishers, ISBN 0-7923-7087-2.

 

 

RANK ANALYSIS OF MICROARRAYS (RAM)

We provide R codes used in Lee, Gray, Bjorkbacka, Freeman.(2005).

Generalized Rank Tests for Replicated Microarray Data, Statistical Applications in Genetics and Molecular Biology, Vol. 4: No. 1, Article 3. http://www.bepress.com/sagmb/vol4/iss1/art3

  

 

Threshold Regression

We provide SAS, R, and STATA codes for threshold regression as discussed in

Lee M-LT, Whitmore GA (2006), Threshold regression for survival analysis: Modeling event times by a stochastic process. Statistical Science, 21: 501-513

 

 

Generalized Rank Based Tests for Clustered Data

From this link you will find SAS codes for generalized ranksum tests for clustered data as discussed in the following 3 articles:

Rosner B, Glynn RJ, Lee, M-LT, Incorporating of clustering effects for the Wilcoxon rank sum test: a large sample approach. Biometrics, 2003, 59: 1089-1098.

Rosner B, Glynn RJ, Lee, M-LT, The Wilcoxon signed rank test for paired comparisons of clustered data. Biometrics, 2006; 62: 185-192.

Rosner B, Glynn RJ, Lee, M-LT, Extension of the Rank Sum Test for Clustered Data: two group comparisons with group membership defined at the subunit level. Biometrics, 2006, 62: 1251-1259.