Just how does one prove a negative.. those “high risk” people may never have developed it without the drug.. just one more drug to push on TV..
This is part of why drug trials are done. Some portion of "high risk" people would not have developed it even without the drug so you need a "control" population to compare against. This 72% improvement over the control is significant.
I'm surprised an RN doesn't have a better grasp on how medications are tested for efficacy.
Pioglitazone for Diabetes Prevention in Impaired Glucose Tolerance
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