Freely Filtered 045: Salt Substitution and Stroke Study (SSaSS)
Freely Filtered, a NephJC Podcast
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Do You Know if You're Blinded?
In a traditional open label trial, we worry about the effects of knowing what group you're in. I think it's tough to make that same kind of argument in a five year long trial of diet. People were aware which group they were in. They weren't just given salt or study salt. It was very clean, as we said, but you cannot implement something like that because you can't feed people.
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