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. Author manuscript; available in PMC: 2016 Jan 28.
Published in final edited form as: J R Stat Soc Series B Stat Methodol. 2015 Feb 15;78(1):127–151. doi: 10.1111/rssb.12107

Figure 1.

Figure 1

Illustration of the bias induced by the case-control sampling scheme. The red solid line is the true regression function, while the blue dashed line is the regression function when using all the data and ignoring the case-control sampling scheme.