Birdwatch Note Rating
2023-06-30 05:21:47 UTC - HELPFUL
Rated by Participant: A723AAD13736510F212809C31C52C832282610B8255A9FBF0CBF95C21F9A55BE
Participant Details
Original Note:
The sense in which placebo is being used here, is biologically inert material. Often in 'vaccine placebo trials' adjuvant or another vaccine is used, which is not inert for safety & efficacy outcomes. They do this to avoid unblinding the study, which has it's critics NNN https://www.mcgill.ca/oss/article/covid-19-health/placebos-used-vaccine-trials-do-not-please-everyone https://ebm.bmj.com/content/25/6/213
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