1. Episodic (Breakthrough) Pain Prevalence in a Population of Cancer Pain Patients. Comparison of Clinical Diagnoses With the QUDEI—Italian Questionnaire for Intense Episodic Pain 
Augusto Caraceni, MD, Oscar Bertetto, MD, Roberto Labianca, MD, Marco Maltoni, MD, Sebastiano Mercadante, MD, Giustino Varrassi, MD, Giovanni Zaninetta, MD, Furio Zucco, MD, Michela Bagnasco, PhD, Luigi Lanata, MD, Franco De Conno, MD 
Journal of Pain and Symptom Management 
Volume 43, Issue 5, Pages (May 2012)
DOI: /j.jpainsymman
Copyright © 2012 U.S. Cancer Pain Relief Committee Terms and Conditions

2. Fig. 1
Pain intensity distribution measured by a zero to 10 NRS in patients diagnosed as having BP-EP by the physician (a) and the QUDEI (b).
Journal of Pain and Symptom Management  , DOI: ( /j.jpainsymman )
Copyright © 2012 U.S. Cancer Pain Relief Committee Terms and Conditions

3. Fig. 2
Flowcharts for BP-EP diagnosis for the total sample (a) and the reduced sample (b).
Journal of Pain and Symptom Management  , DOI: ( /j.jpainsymman )
Copyright © 2012 U.S. Cancer Pain Relief Committee Terms and Conditions