The Effect of Singular Nonverbal Behaviours of Experimenters on Pain Reports
Hojjat Daniali,
Mollie Ruben,
Per Aslaksen
et al.
Abstract:Introduction
Studies suggest facial expressions of caregivers may be important in placebo effects; however, this has not been systematically tested. This experiment investigated the effects of caregivers’ singular positive nonverbal behaviours (NBs) on pain reports.
Methods
Fifty-one males and 53 females (total of 104) participants were randomized to four groups that were displayed positive facial expressions, tone of voice, body movement, or neutral NBs of videotaped e… Show more
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