Skip to main content
. Author manuscript; available in PMC: 2014 Nov 25.
Published in final edited form as: Ann Thorac Surg. 2011 Jun 17;92(2):520–527. doi: 10.1016/j.athoracsur.2011.02.086

Figure 3.

Figure 3

Incidence rate of death by risk strata at different time points.

At < 90 and 90 days - 1 year, significant differences existed across all groups. After one year, differences existed only between low and high risk groups.