نتایج جستجو برای: direct effects

تعداد نتایج: 1901931  

Journal: :Journal of Cellular and Molecular Medicine 2008

Journal: :Journal of the American Statistical Association 2020

Journal: :The International Journal of Biostatistics 2012

2005
David B. Baker Peter M. Ray

It has been observed that promotion of cell enlargement by auxin is accompanied by an increase in synthesis of cell wall material (2, 3, 5, 6, 18, 25, 26, 27). Because auxin does not cause an increase in wall synthesis in oat coleoptile segments whose elongation is inhibited with mannitol, the increase in synthesis caused by auxin in uninhibited segments has been regarded as induced by elongati...

2006
Vanessa Didelez A. Philip Dawid Sara Geneletti

In this paper we review the notion of direct and indirect causal effect as introduced by Pearl (2001). We show how it can be formulated without counterfactuals, using regime indicators instead. This allows to consider the natural (in)direct effect as a special case of sequential treatments discussed by Dawid & Didelez (2005) which immediately yields conditions for identifiability as well as a g...

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