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. Author manuscript; available in PMC: 2019 Apr 15.
Published in final edited form as: Stat Med. 2017 Nov 29;37(8):1276–1289. doi: 10.1002/sim.7554

Figure 1.

Figure 1

The quadratic approximations of the β parameters as a function of λ, extrapolated to λ = −1, with the dotted lines denoting the true β for β = log(1.5) (a) and β = log(3) (b)