Placebo surgery
A review of over 50 placebo-controlled surgery trials shows that fake surgery worked as well as the real surgery in more than half the trials.
One famous study is from an American surgeon Bruce Moseley. 180 patients had such severe knee pain that even the best drugs failed to work. He gave half of them real arthroscopy and the other half placebo arthroscopy, where the incision was made, but no real procedure was performed. The placebo surgery worked as well as the real surgery.
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Placebos in research
Placebos are often used in clinical drug trials to determine how well a potential medicine will work.
- There are two different groups of subjects in a placebo-controlled trial - one receives the experimental drug and the other the placebo. Neither researchers nor subjects know which ...
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