A competing risks approach to "biologic" interaction
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A competing risks approach to "biologic" interaction. / Andersen, Per Kragh; Skrondal, Anders.
In: Lifetime Data Analysis, Vol. 21, No. 2, 04.2015, p. 300-314.Research output: Contribution to journal › Journal article › Research › peer-review
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TY - JOUR
T1 - A competing risks approach to "biologic" interaction
AU - Andersen, Per Kragh
AU - Skrondal, Anders
PY - 2015/4
Y1 - 2015/4
N2 - In epidemiology, the concepts of "biologic" and "statistical" interactions have been the subject of extensive debate. We present a new approach to biologic interaction based on Rothman's original (Am J Epidemiol, 104:587-592, 1976) discussion of sufficient causes. We do this in a probabilistic framework using competing risks and argue that sufficient cause interaction between two factors can be evaluated via the parameters in a particular statistical model, the additive hazard rate model. We present empirical conditions for presence of sufficient cause interaction and an example based on data from a liver cirrhosis trial illustrates the ideas.
AB - In epidemiology, the concepts of "biologic" and "statistical" interactions have been the subject of extensive debate. We present a new approach to biologic interaction based on Rothman's original (Am J Epidemiol, 104:587-592, 1976) discussion of sufficient causes. We do this in a probabilistic framework using competing risks and argue that sufficient cause interaction between two factors can be evaluated via the parameters in a particular statistical model, the additive hazard rate model. We present empirical conditions for presence of sufficient cause interaction and an example based on data from a liver cirrhosis trial illustrates the ideas.
U2 - 10.1007/s10985-015-9318-z
DO - 10.1007/s10985-015-9318-z
M3 - Journal article
C2 - 25613424
VL - 21
SP - 300
EP - 314
JO - Lifetime Data Analysis
JF - Lifetime Data Analysis
SN - 1380-7870
IS - 2
ER -
ID: 135436589