How to measure the placebo effect?
Another method of measure of the’placebo effect is the comparison between a group receiving the drug “openly”, i.e. by a caregiver in full view of the patient, and a group receiving the “active ingredient” without the knowledge of the patient. patient, without the latter noticing (by a device …
For some serious illnesses, such as an acute bacterial infection or cancer, theplacebo effect won’t help. Moreover, this phenomenon is not the prerogative of placebos. In reality all medicines also contain a part ofplacebo effectin addition to their own biological activity.
In general medicine, a placebo is mainly prescribed at night, in response to symptoms (pain, anxiety and insomnia) which are amplified at this time, but which generally do not require urgent medical diagnosis.
The Scientific Consensus The Verdict is clear: there is no evidence of theefficiency therapeutic products homeopathic. For the National Academy of Medicine, in France, thehomeopathy is a “method imagined two centuries ago from conceptual a priori devoid of scientific foundation”.
In reality, all drugs also have a part of the placebo effect, in addition to their own biological activity. However, only 30% of patients are sensitive to it, according to studies. The placebo effect is so variable because it depends on many factors called “contextual effects”.
Placebo effect. A placebo (from the Latin placebō: “I will please”, from placeō: “I please”) is a therapeutic process that has no specific or specific efficacy but acts on the patient through psychological and physiological mechanisms. There are various forms of placebo (medicated, physical, surgical, etc.).
The placebo effect is so variable because it depends on many factors called “contextual effects”. They concern both the patient (his beliefs, his knowledge, his attitude towards his health, his perception of the treatment, etc.) and the nature of the placebo or the drug.
According to Jean-Marie Besson, director of the pain neurobiology unit at Inserm, “the placebo effect represents on average 30% of the reactions observed in pain studies, and sometimes more than 50%”. It could reach 60-70% in migraines or depressions.