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. Author manuscript; available in PMC: 2019 Mar 1.
Published in final edited form as: J Pain Symptom Manage. 2017 Dec 6;55(3):792–797. doi: 10.1016/j.jpainsymman.2017.11.028

Figure 1. Discrimination of CPS and PPI score.

Figure 1

These receiver-operating characteristics curves plot sensitivity vs. 1-specificity for (A) 30-day survival and (B) 100-day survival. PPI has larger area under the curve and thus better performance compared to CPS.