1. Patterns of Pain and Interference in Patients with Painful Bone Metastases: A Brief Pain Inventory Validation Study 
Jackson S.Y. Wu, MD, MSc, FRCPC, Dorcas Beaton, MSc, PhD, Peter M. Smith, PhD, Neil A. Hagen, MD, FRCPC 
Journal of Pain and Symptom Management 
Volume 39, Issue 2, Pages (February 2010)
DOI: /j.jpainsymman
Copyright © 2010 U.S. Cancer Pain Relief Committee Terms and Conditions

2. Fig. 1
Final measurement model of BPI evaluations of 258 bone metastases patients. Model showing 3 distinct factors: Pain, Activity interference, and Affect interference with standardized factor loading of each item onto respective factor. E = residual for each item; C = correlation estimate. Model's adjusted goodness of fit = 0.94.
Journal of Pain and Symptom Management  , DOI: ( /j.jpainsymman )
Copyright © 2010 U.S. Cancer Pain Relief Committee Terms and Conditions