3 ms·
"affirmative evidence it's ineffective." There's no such thing as affirmative evidence of ineffectiveness. You can't prove a negative. Drug trials are designe
by timr 7y ago
"affirmative evidence it's ineffective."
There's no such thing as affirmative evidence of ineffectiveness. You can't prove a negative.
Drug trials are designed to prove effectiveness, because the null hypothesis is always that your therapy is ineffective.
- SpicyLemonZest 7y agoSure, yes, but evidence that the guy's untrustworthy isn't a failure to refute the null hypothesis either.
- s1artibartfast 7y agoIn terms of clinical trials, you can run a non-superiority trial. They aren’t run as part of the drug approval process but can be and are run by clinicians and health services.