作者
Elisabeth Vögtle, Antonia Barke, Birgit Kröner-Herwig
发表日期
2013/8/1
期刊
PAIN®
卷号
154
期号
8
页码范围
1427-1433
出版商
No longer published by Elsevier
简介
Nocebo effects can be acquired by verbal suggestion, but it is unknown whether they can be induced through observational learning and whether they are influenced by factors known to influence pain perception, such as pain anxiety or pain catastrophizing. Eighty-five female students (aged 22.5±4.4years) were randomly assigned to one of three conditions. Participants in the control condition (CC) received information that an ointment had no effect on pain perception. Participants in the verbal suggestion condition (VSC) received information that it increased pain sensitivity. Participants in the social observational learning condition (OLC) watched a video in which a model displayed more pain when ointment was applied. Subsequently, all participants received three pressure pain stimuli (60seconds) on each hand. On one hand, the ointment was applied prior to the stimulation. Numerical pain ratings were …
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