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Neither of these studies did they control for who was exposed to the actual disease. As far as I have found, the only experiments that did do this were complet
by RobertRoberts 8y ago
Neither of these studies did they control for who was exposed to the actual disease.
As far as I have found, the only experiments that did do this were completely unethical, and have not been repeated in modern western science: (that I know of)
https://encyclopedia.ushmm.org/content/en/article/nazi-medical-experiments https://encyclopedia.ushmm.org/content/en/article/nazi-medic...
http://www.auschwitz.dk/Bullenhuser.htm http://www.auschwitz.dk/Bullenhuser.htm
- gus_massa 8y agoThe control group was exposed to the actual disease at the same rate than the treatment group. The idea is that both groups get almost the same treatment. If the groups are big enough, you expect from statistic that both groups would have a similar number of ill people without treatment and a similar number and type of "sede effect"without treatment. So the difference can be atribute to the drug/vaccine, if statistically significant. A study were all the participants are exposed on purpose to the disease is very difficult to justify, with or without control group. Perhaps a vaccine for a strain of cold, that is an illness with a very low rate of deadly complications?
- RobertRoberts 8y ago>The control group was exposed to the actual disease _at the same rate_ than the treatment group. Can you show me where this is demonstrated? >A study were all the participants are exposed on purpose to the disease is very difficult to justify, with or without control group. I agree, solid scientific study on vaccines is nearly immoral. So from a dispassionate scientific perspective, it seems reasonable to state the science on vaccines is not settled.