By comparison, ABM resists demand and expectancy effects far more effectively than the great majority of CBT interventions due to the quality of the control condition.
Were demand or expectancy effects operating, greater anxiolytic effects might be expected.
These concepts may have direct application to our data in the sense that interpersonal expectancy effects may also emerge when physicians confirm and support expectations of their patients.
It is however important to note that expectations are related to experience and use of CAM [ 33] and expectancy effects may also differ across specific CAM disciplines.
Placebo, Therapist and Expectation Effects Can you comment on the perception that the alleged efficacy of E.M.D.R. is due to placebo or patient expectancy effects?
Investigators should be aware of, and attempt to minimize, expectancy effects (placebo, nocebo, precebo).
The design controlled for response conflict and frequency and expectancy effects.
Participants are observed and act in an artificial environment, which might influence their behavior due to expectancy effects and the experimenter demand bias.
Expectancy effects were induced by means of a pre-test session where participants were provided with false information from a supposed official source.
This was apparently due to the fact that placebo-caffeine in the dose used in this study — one cup of strong 'coffee' — did not produce expectancy effects strong enough to affect the parameters measured.
The physiological and expectancy effects of alcohol consumption on the aggressive behavior of 116 general-population males aged 18 45 years were analyzed separately in a naturalistic field experiment using a 3 × 3 Balanced Placebo Design (BPD).
