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. Author manuscript; available in PMC: 2019 Nov 14.
Published in final edited form as: Clin Lung Cancer. 2015 Oct 22;17(1):10–7.e1. doi: 10.1016/j.cllc.2015.09.004

Figure 2.

Figure 2

Cumulative Risk of Death From Lung Cancer by Study Group and Selected Baseline Characteristics. Cumulative Risk for Death From Lung Cancer Over Entire 14-Year (Median) Study Period. HRs, 95% CIs, and P Values Are From Cox Proportional Hazard models Stratified according to Age, Previous Lung Cancer, and Randomization Assignment in Dietary Modification Trial. Dotted Line Represents Overall HR for Deaths Attributed to Lung Cancer. *P Value is From Wald χ2 Test for Interaction Between Given Characteristic and Treatment Group. †Data for Smoking Status Were Not Available for 2 Women in Combined Hormone Therapy Group

Abbreviations: CI = confidence interval; HR = hazard ratio.