作者: Björn Horing , Katja Weimer , Damaris Schrade , Eric R. Muth , Jenna L. Scisco
DOI: 10.1097/PSY.0B013E3182915EE7
关键词: Medicine 、 Placebo 、 Mean age 、 Physical therapy 、 Motion sickness 、 Nocebo 、 Physical medicine and rehabilitation 、 Placebo response 、 Nausea
摘要: Objective Expectancy and conditioning are underlying mechanisms of placebo and nocebo responses. In previous studies with motion sickness, we could induce nocebo responses by both methods, but no placebo responses. Methods In Experiment 1, 64 volunteers (50% women, mean age= 23.5 years) were evaluated to determine the degree they realized speed changes in nauseogenic rotation. For Experiment 2, 32 volunteers (50% women, mean age= 26.0 years) were exposed to fast rotation (15 rounds per minute, or rpm) on Day …