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相关论文: A Workflow for Evaluating Regional Treatment Effec…

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Multi-Regional Clinical Trials (MRCTs) play a central role in the development of new therapies by enabling the simultaneous evaluation of drug efficacy and safety across diverse global populations. Assessing the consistency of treatment…

应用统计 · 统计学 2026-02-10 Kunhai Qing , Xinru Ren , Jin Xu , Menggang Yu

Multi-regional clinical trial (MRCT) has been common practice for drug development and global registration. The FDA guidance `Demonstrating Substantial Evidence of Effectiveness for Human Drug and Biological Products Guidance for Industry'…

应用统计 · 统计学 2025-07-22 Kunhai Qing , Xinru Ren , Shuping Jiang , Ping Yang , Menggang Yu , Jin Xu

Individualized treatment decisions can improve health outcomes, but using data to make these decisions in a reliable, precise, and generalizable way is challenging with a single dataset. Leveraging multiple randomized controlled trials…

Multi-regional clinical trials (MRCTs) play an increasingly crucial role in global pharmaceutical development by expediting data gathering and regulatory approval across diverse patient populations. However, differences in recruitment…

统计方法学 · 统计学 2024-04-15 Kaiyuan Hua , Hwanhee Hong , Xiaofei Wang

Multi-regional clinical trials (MRCTs) have become common practice for drug development and global registration. Once overall significance is established, demonstrating regional consistency is critical for local health authorities. Methods…

统计方法学 · 统计学 2025-08-14 Xinru Ren , Jin Xu

Heterogeneous treatment effects can be very important in the analysis of randomized clinical trials. Heightened risks or enhanced benefits may exist for particular subsets of study subjects. When the heterogeneous treatment effects are…

统计方法学 · 统计学 2025-07-25 Richard A. Berk , Matthew Olson , Andreas Buja , Aurelie Ouss

We propose a framework for testing the homogeneity of conditional average treatment effects (CATEs) across multiple experimental and observational studies. Our approach leverages multiple randomized trials to assess whether treatment…

计量经济学 · 经济学 2026-02-25 Ana Armendariz , Martin Huber

In this paper we study the problems of estimating heterogeneity in causal effects in experimental or observational studies and conducting inference about the magnitude of the differences in treatment effects across subsets of the…

机器学习 · 统计学 2022-06-08 Susan Athey , Guido Imbens

This paper proposes a Workflow for Assessing Treatment effeCt Heterogeneity (WATCH) in clinical drug development targeted at clinical trial sponsors. WATCH is designed to address the challenges of investigating treatment effect…

Randomized clinical trials (RCTs) are widely considered the gold standard for evaluating the effectiveness of new treatments or interventions in drug development. Still, they may not be feasible in certain cases, such as with rare diseases…

统计方法学 · 统计学 2025-08-05 Di Ran , Fanni Zhang , Sima Shahsavari , Kristine Broglio , Alasdair Henderson , Binbing Yu

Mobile health is a rapidly developing field in which behavioral treatments are delivered to individuals via wearables or smartphones to facilitate health-related behavior change. Micro-randomized trials (MRT) are an experimental design for…

统计方法学 · 统计学 2019-05-13 Tianchen Qian , Predrag Klasnja , Susan A. Murphy

When evaluating the efficacy of social programs and medical treatments using randomized experiments, the estimated overall average causal effect alone is often of limited value and the researchers must investigate when the treatments do and…

应用统计 · 统计学 2013-05-27 Kosuke Imai , Marc Ratkovic

Researchers are increasingly turning to machine learning (ML) algorithms to investigate causal heterogeneity in randomized experiments. Despite their promise, ML algorithms may fail to accurately ascertain heterogeneous treatment effects…

统计方法学 · 统计学 2024-04-23 Kosuke Imai , Michael Lingzhi Li

Estimating treatment effects conditional on observed covariates can improve the ability to tailor treatments to particular individuals. Doing so effectively requires dealing with potential confounding, and also enough data to adequately…

The aim of clinical effectiveness research using repositories of electronic health records is to identify what health interventions 'work best' in real-world settings. Since there are several reasons why the net benefit of intervention may…

统计方法学 · 统计学 2020-06-19 Jie Zhu , Blanca Gallego

The micro-randomized trial (MRT) is a sequential randomized experimental design to empirically evaluate the effectiveness of mobile health (mHealth) intervention components that may be delivered at hundreds or thousands of decision points.…

统计方法学 · 统计学 2021-12-14 Jieru Shi , Zhenke Wu , Walter Dempsey

One size fits all approaches to medicine have become a thing of the past as the understanding of individual differences grows. The paper introduces a test for the presence of heterogeneity in treatment effects in a clinical trial.…

This paper introduces a novel decomposition framework to explain heterogeneity in causal effects observed across different studies, considering both observational and randomized settings. We present a formal decomposition of between-study…

统计方法学 · 统计学 2025-12-18 Brian Gilbert , Ivan Dıaz , Kara E. Rudolph , Nicholas Williams , Tat-Thang Vo

Estimating the joint effect of a multivariate, continuous exposure is crucial, particularly in environmental health where interest lies in simultaneously evaluating the impact of multiple environmental pollutants on health. We develop novel…

统计方法学 · 统计学 2025-01-06 Heejun Shin , Antonio Linero , Michelle Audirac , Kezia Irene , Danielle Braun , Joseph Antonelli

Developing new drugs for target diseases is a time-consuming and expensive task, drug repurposing has become a popular topic in the drug development field. As much health claim data become available, many studies have been conducted on the…

机器学习 · 计算机科学 2023-02-22 Yaobin Ling , Pulakesh Upadhyaya , Luyao Chen , Xiaoqian Jiang , Yejin Kim
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