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. Author manuscript; available in PMC: 2016 Oct 1.
Published in final edited form as: J R Stat Soc Ser A Stat Soc. 2015 Mar 17;178(4):903–923. doi: 10.1111/rssa.12101

Fig. 2.

Fig. 2

Hazard ratio for precancer/cancer by years of HPV duration (left graph) and hazard ratio for 1-year HPV duration (right graph). The horizonal line represents a hazard ratio of 1.