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. Author manuscript; available in PMC: 2019 May 20.
Published in final edited form as: Stat Med. 2018 Mar 6;37(11):1767–1787. doi: 10.1002/sim.7623

FIGURE 11.

FIGURE 11

Densities of causal multivariate adaptive regression splines (MARS) treatment effect estimates in training and validation sets. The results on both data subsets agree that almost all personalized treatment effects are practically 0