Daniel J Westreich
Affiliation: University of North Carolina
- Comparison of group testing algorithms for case identification in the presence of test errorHae Young Kim
Department of Biostatistics, School of Public Health, University of North Carolina at Chapel Hill, 3107 E McGavran Greenberg Hall, Chapel Hill, North Carolina 27599, USA
Biometrics 63:1152-63. 2007..The methodology is illustrated by comparing different pooling algorithms for the detection of individuals recently infected with HIV in North Carolina and Malawi...
- Propensity score estimation: neural networks, support vector machines, decision trees (CART), and meta-classifiers as alternatives to logistic regressionDaniel Westreich
Department of Epidemiology, University of North Carolina at Chapel Hill, NC 27599 7435, USA
J Clin Epidemiol 63:826-33. 2010..Our objective in this review was to assess machine learning alternatives to logistic regression, which may accomplish the same goals but with fewer assumptions or greater accuracy...
- Effect of pulmonary tuberculosis on mortality in patients receiving HAARTDaniel Westreich
Department of Epidemiology, Gillings School of Global Public Health, University of North Carolina, Chapel Hill, North Carolina 27599 7435, USA
AIDS 23:707-15. 2009..To estimate the effect of ongoing treatment for pulmonary tuberculosis (PTB) at time of initiation of HAART on subsequent risk of death...
- Tuberculosis treatment and risk of stavudine substitution in first-line antiretroviral therapyDaniel J Westreich
Department of Epidemiology, School of Public Health, University of North Carolina, Chapel Hill, NC 27599 7435, USA
Clin Infect Dis 48:1617-23. 2009..We estimated the effect of TB treatment on risk of stavudine substitution among individuals receiving first-line HAART...
- Invited commentary: positivity in practiceDaniel Westreich
Department of Epidemiology, University of North Carolina, Chapel Hill, NC 27599 7435, USA
Am J Epidemiol 171:674-7; discussion 678-81. 2010..In addition, the commentators illustrate positivity in simple 2 x 2 tables, as well as detail some ways in which epidemiologists may examine their data for nonpositivity and deal with violations of positivity in practice...
- Optimizing screening for acute human immunodeficiency virus infection with pooled nucleic acid amplification testsDaniel J Westreich
Department of Epidemiology, University of North Carolina at Chapel Hill, Chapel Hill, North Carolina 27599, USA
J Clin Microbiol 46:1785-92. 2008..Used selectively and carefully, the simple models developed here can guide the selection of a pooling algorithm for the detection of AHI cases in a wide variety of settings...
- A comparison of methods to estimate the hazard ratio under conditions of time-varying confounding and nonpositivityAshley I Naimi
Department of Epidemiology, Gillings School of Global Public Health, UNC Chapel Hill, NC 27599, USA
Epidemiology 22:718-23. 2011....