9 citations · 32 across the 16 of their papers we have counts for
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math.ST2016
The Directions of Selection Bias
Zhichao Jiang, Peng Ding
We show that if the exposure and the outcome affect the selection indicator in the same direction and have non-positive interaction on the risk difference, risk ratio or odds ratio…
math.ST2015★ 1 cited
Principal causal effect identification and surrogate endpoint evaluation by multiple trials
Zhichao Jiang, Peng Ding, Zhi Geng
Principal stratification is a causal framework to analyze randomized experiments with a post-treatment variable between the treatment and endpoint variables. Because the principal…
math.ST2014★ 9 cited
Qualitative Evaluation of Associations by the Transitivity of the Association Signs
Zhichao Jiang, Peng Ding, Zhi Geng
We say that the signs of association measures among three variables {X, Y, Z} are transitive if a positive association measure between the variable X and the intermediate variable…