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This paper develops new econometric methods to estimate hospital quality and other models with discrete dependent … variables and non-random selection. Mortality rates in patient discharge records are widely used to infer hospital quality …. However, hospital admission is not random and some hospitals may attract patients with greater unobserved severity of illness …
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In this article we explore the testing of non-inferiority and equivalence hypotheses arising from multiple centers when the assumption of normality is violated. In a multicenter study, the trials are typically conducted at different centers which vary in terms of location, environment,...
Persistent link: https://www.econbiz.de/10014167048
We propose and analyze the first model for clinical trial design that integrates each of three important trends intending to improve the effectiveness of clinical trials that inform health-technology adoption decisions: adaptive design, which dynamically adjusts the sample size and allocation of...
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Introduction: Common approaches in cost-effectiveness analyses do not adjust for confounders. In nonrandomized studies this can result in biased results. Parametric models such as regression models are commonly applied to adjust for confounding, but there are several issues which need to be...
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