Predicting Survival with the Palliative Performance Scale in a Minority-Serving Hospice and Palliative Care Program  Li-Chueh Weng, PhD, RN, Hsiu-Li Huang, MSN, RN, Diana J. Wilkie, PhD, RN, FAAN, Noreen A. Hoenig, MS, RN, CHPN, Marie L. Suarez, PhD, Michael Marschke, MD, Jan Durham, BSN, RN  Journal of Pain and Symptom Management  Volume 37, Issue 4, Pages 642-648 (April 2009) DOI: 10.1016/j.jpainsymman.2008.03.023 Copyright © 2009 U.S. Cancer Pain Relief Committee Terms and Conditions

Fig. 1 Kaplan-Meier survival curve by PPS groups (a) and by PPS scores (b). Journal of Pain and Symptom Management 2009 37, 642-648DOI: (10.1016/j.jpainsymman.2008.03.023) Copyright © 2009 U.S. Cancer Pain Relief Committee Terms and Conditions