Gender effects in placebo responses in experimental nausea
S Klosterhalfen, S Kellermann, S Braun, M Schrauth, A Kowalski, P Enck · Zeitschrift für Gastroenterologie · 2007 · Heft 09
Bibliografische Angaben
Zusammenfassung
The placebo response (PR) is thought to be generated by two basic mechanisms, Pavlovian conditioning (PC) and manipulation of expectancies by suggestions (ES). Gender effects of the PR have rarely been dokumented and were studied in two experiments using a motion-sickness paradigm here. Experiment 1 (PC): 48 healthy male and female volunteers were investigated on three days 1 week apart using a standard rotations procedure (5×1min, eyes closed, 120 degrees/s). Subjects in the PC group received a salient oral stimulus (Cinnamon Listerine PocketPaks® breath strips, Pfizer, Morris Plains, NJ, USA) immediately prior…