Review
A meta-analysis of pain intensity changes after placebo interventions in facial pain
S. Saluja
A. Kattaa
Bethany Shih
Mehma K. Jolly
Mensure Polat
Chris Antonio Lopez
Salaar Ahmed
Yu-Hao Huang
P. McGeoch
Qi-Liang Chen
A. Li
Vafi Salmasi
Vivek P. Buch
Xiang Qian
Meredith J. Barad
Michael Lim
S. Mackey
Ashwin G. Ramayya
Medicine
Abstract
Supplemental Digital Content is Available in the Text. Placebo interventions in facial pain produce mild to moderate relief but rarely ≥75% improvement, suggesting ≥75% pain reductions after analgesic interventions are unlikely primarily placebo-driven.