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Auteur S. GREENLAND |
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[BDSP. Notice produite par INIST c2R0xJ5p. Diffusion soumise à autorisation]. Instrumental-variable (IV) methods were invented over 70 years ago, but remain uncommon in epidemiology. Over the past decade or so, non-parametric versions of IV meth[...]Article
[BDSP. Notice produite par INIST R0xlsFL4. Diffusion soumise à autorisation]. Background Multilevel modelling, also known as hierarchical regression, generalizes ordinary regression modelling to distinguish multiple levels of information in a mo[...]Article
[BDSP. Notice produite par INIST 08EBR0xp. Diffusion soumise à autorisation]. Conditional logistic regression was developed to avoid "sparse-data" biases that can arise in ordinary logistic regression analysis. Nonetheless, it is a large-sample [...]Article
S. GREENLAND ; K.B. MICHELS ; C. POOLE ; J.M. ROBINS ; W.C. Willett ; Channing Laboratory. Department of Medicine. Brigham and Women's Hospital and Harvard Medical School. Boston. MA. USA ; Department of Epidemiology. Harvard School of Public Health. Boston. MA. USA |[BDSP. Notice produite par INIST R0xFvX23. Diffusion soumise à autorisation]. When one estimates the effects of a polytomous exposure, it is common practice to express all effects relative to a baseline or reference level. Certain authors have c[...]Article
[BDSP. Notice produite par INIST NaR0x798. Diffusion soumise à autorisation]. It is widely held that random-effects summary effect estimates are more conservative than fixed-effects summaries in epidemiologic meta-analysis. This view is based on[...]Article
[BDSP. Notice produite par INIST uwO5cR0x. Diffusion soumise à autorisation]. Epidemiologists, biostatisticians, and health physicists frequently serve as expert consultants to lawyers, courts, and administrators. One of the most common errors c[...]Article
K.B. MICHELS ; S. GREENLAND ; B.A. ROSNER ; Channing Laboratory. Harvard Medical School. And Department of Medicine. Brigham and Women's Hospital. Boston MA. USA |[BDSP. Notice produite par INIST vah2XR0x. Diffusion soumise à autorisation]. Body mass index (BMI) has become the most commonly used index of body composition in epidemiologic research. It has displaced weight, height, and other measures of bod[...]Article
[BDSP. Notice produite par INIST 8vR0xZ67. Diffusion soumise à autorisation]. This article reviews concepts of classical logic and induction, with special attention to the controversies surrounding Popperian claims that induction is impossible a[...]Article
[BDSP. Notice produite par INIST cR0xiPDT. Diffusion soumise à autorisation]. Background. Current epidemiological methods focus mostly on incidence rates and their ratios as measures of occurrence and effect. Incidence rates and rate ratios can [...]Article
[BDSP. Notice produite par INIST JljIR0xi. Diffusion soumise à autorisation]. Epidemiologic studies often encounter missing covariate values. While simple methods such as stratification on missing-data status, conditional-mean imputation, and co[...]Article