Search Results - subject:"targeted learning"

A fundamental measure of treatment effect heterogeneity

Levy, Jonathan; van der Laan, Mark; Hubbard, Alan; … - In: Journal of Causal Inference 9 (2021) 1, pp. 83-108

Abstract The stratum-specific treatment effect function is a random variable giving the average treatment effect (ATE) for a randomly drawn stratum of potential confounders a clinician may use to assign treatment. In addition to the ATE, the variance of the stratum-specific treatment effect...

Persistent link: https://www.econbiz.de/10014610883

Evaluating the Impact of a HIV Low-Risk Express Care Task-Shifting Program: A Case Study of the Targeted Learning Roadmap

Tran, Linh; Yiannoutsos, Constantin T.; Musick, Beverly S. - In: Epidemiologic Methods 5 (2016) 1, pp. 69-91

Abstract In conducting studies on an exposure of interest, a systematic roadmap should be applied for translating causal questions into statistical analyses and interpreting the results. In this paper we describe an application of one such roadmap applied to estimating the joint effect of both...

Persistent link: https://www.econbiz.de/10014590626

Discussion of Identification, Estimation and Approximation of Risk under Interventions that Depend on the Natural Value of Treatment Using Observational Data , by Jessica Young, Miguel Hernán, and James Robins

van der Laan, Mark J.; Luedtke, Alexander R.; Díaz, Iván - In: Epidemiologic Methods 3 (2014) 1, pp. 21-31

Abstract Young, Hernán, and Robins consider the mean outcome under a dynamic intervention that may rely on the natural value of treatment. They first identify this value with a statistical target parameter, and then show that this statistical target parameter can also be identified with a...

Persistent link: https://www.econbiz.de/10014590603