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. Author manuscript; available in PMC: 2020 Nov 1.
Published in final edited form as: Ann Thorac Surg. 2019 Jul 2;108(5):1519–1526. doi: 10.1016/j.athoracsur.2019.05.026

Figure 2.

Figure 2.

Adjusted Cox Proportional Hazards model with penalized smooth splines. Vertical lines represent cutoffs for short (SH), reference, and long (LG) cohorts.