Summary of Collaborative Work with Infectious Disease Division
last updated 12/01/05
HIV EPI/OUTCOMES GROUP
Group leader: Tim Sterling
CD4 Number/Percent
Investigators: Todd Hulgan, Tim Sterling
Completed Work:
Analysis looking at predictive power of CD4% for time until AIDS defining event or death.
Abstract submitted
Better understand association of CD4% -- particularly study interaction of CD4% and aCD4
Next Task:
Develop a prediction model
Race and Sex Difference in Causes of Death
Investigators: Diana Lemley, Steve Raffanti
Completed Work:
Multivariable logistic regression analysis
Abstract submitted to CROI
Next Task:
Diana and Steve are working on draft of manuscript
An analysis that accounts for missing data?
Consulting
Jennifer Tai (OC3 project)
Gema Barkanic (substance abuse project)
Wes Shealey (resistance mutations project)
Andrew Desruisseau (Hepatitis C project)
OTHER
Tom Talbot's Grant Application
Study design for methods to reduce the rate of false positive contaminant blood cultures:
Randomized block design
Analysis plan for interrupted time series design:
Poisson regression with # cathedar days of risk as offset, adjusting for new treatment, time using splines, interaction of time and treatment, and assuming AR(1) correlation structure
CCASANet Grant Application
Investigators: Daniel Masys, Richard d'Aquila, and others
Completed Work:
General description of analyses
Statistical Methods section of grant: sensitivity analyses and incorporating sampling weights into phylogenetic analysis
Immune recognition of mycobacerial antigens by sarcoidosis PBMC
Investigators: Wonder Drake
Completed Work:
Basic comparisons using Fisher's Exact Test, Chi-square tests, and Kruskal-Wallis
Two abstracts submitted
Paper submitted: "Immune recognition of mycobacterial antigen 85A by sarcoidosis peripheral blood mononuclear cells"
Helping with revision of different paper
General Consulting
Lora Thomas:
Review of journal club article where Frank was wrongly acknowledged
Vikrant Sahasrabuddhe and Stan Vermund
Statistical advice on analysis of Zambia HPV dataset (12/15/05)
Dirk Meyer-Olsen
Former post-doc fellow in Spyros Kalams lab
Statistical advice on analysis looking at biomarkers and time until CD4 value halves (12/12/05)