Study 3: experimental test of placebo acceptability across different contexts of primary care prescribing
depression, lower back pain, chronic back pain, pain
RESPIRATORY INFECTIONS
Study 3 aimed to extend the previous quantitative study by comparing placebo attitudes across a wider range of clinical scenarios. In addition to the initial scenario of respiratory infections, we included vignettes involving less severe depression and lower back pain, where participants had to rate the acceptability and expected effectiveness of different placebo types compared with active medical treatment in the form of antidepressants and prescription pain killers, respectively. The scenarios of less severe depression and chronic back pain were chosen because they are contexts of frequent overtreatment in primary care [