Clinically important difference thresholds of the visual analog scale: A conceptual model for identifying meaningful intraindividual changes for pain intensity

Pain - Tập 152 - Trang 2277-2282 - 2011
Rüdiger Emshoff1, Stefan Bertram2, Iris Emshoff3
1Orofacial Pain Unit, Department of Oral and Maxillofacial Surgery, Center of Dentistry and Oral Surgery, Innsbruck Medical University, Anichstraβe 35, 6020 Innsbruck, Austria
2Private Practice in Oral and Maxillofacial Surgery, 5071 Wals-Siezenheim, Austria
3Department of Anaesthesiology and Critical Care Medicine, Innsbruck Medical University, 6020 Innsbruck, Austria