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. Author manuscript; available in PMC: 2016 Mar 1.
Published in final edited form as: Scand Stat Theory Appl. 2014 Apr 15;42(1):104–117. doi: 10.1111/sjos.12097

Figure 2.

Figure 2

Plots of the linear function of x inside the link H in four treatments, where x is the baseline CD4 count in the logarithm scale. The OLS (left) and the WLS (right) methods are used to estimate α.