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  1. No Access

    Article

    Comparisons of New HIV Rapid Test Kit Performance

    The development of rapid point-of-care tests for HIV infection has greatly reduced the problem of failure to return for test results. Test manufacturers are now develo** test kits that can test for two or ev...

    Dennis G. Fisher, Kristen L. Hess, Grace L. Reynolds, Todd A. Alonzo… in AIDS and Behavior (2019)

  2. Article

    Open Access

    Purposeful selection of variables in logistic regression

    The main problem in many model-building situations is to choose from a large set of covariates those that should be included in the "best" model. A decision to keep a variable in the model might be based on th...

    Zoran Bursac, C Heath Gauss, David Keith Williams… in Source Code for Biology and Medicine (2008)

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  3. No Access

    Article

    A Cautionary Note on the Use of the Grønnesby and Borgan Goodness-of-Fit Test for the Cox Proportional Hazards Model

    Grønnesby and Borgan (1996, Lifetime Data Analysis 2, 315–328) propose an omnibus goodness-of-fit test for the Cox proportional hazards model. The test is based on grou** the subjects by their estimated risk sc...

    Susanne May, David W. Hosmer in Lifetime Data Analysis (2004)

  4. No Access

    Article

    A Simplified Method of Calculating an Overall Goodness-of-Fit Test for the Cox Proportional Hazards Model

    Gronnesby and Borgan (1996) propose an overall goodness-of-fit test for the Cox proportional hazards model. The basis of their test is a grou** of subjects by their estimated risk score. We show that the Gro...

    Susanne May, David W. Hosmer in Lifetime Data Analysis (1998)

  5. No Access

    Article

    Distance of response to host tree models by female apple maggot flies,Rhagoletis pomonella (Walsh) (Diptera: Tephritidae): Interaction of visual and olfactory stimuli

    Mature female apple maggot flies,Rhagoletis pomonella (Walsh), were released individually onto a single potted, fruitless hawthorne tree in the center of an open field. The tree was surrounded by four 1-m2 plywoo...

    Thomas A. Green, Ronald J. Prokopy, David W. Hosmer in Journal of Chemical Ecology (1994)