“The randomized Forzinity study clearly improved walking and fatigue.”

Misleading

This statement leaves out a limit that changes its meaning.

FDA says the randomized study did not show superiority to placebo on its initial walking and fatigue measures. The approval used a knee-extensor muscle-strength measure and later extension data.

What this answer is based on

This answer uses a study that assigned people to groups by chance and measured a health outcome.

Limits of this answer

The randomized Barth syndrome study and its defined measures; this does not establish a result for other diseases or products. These limits show which substance, product, people, use, place, and time the answer covers. A different product or situation can have a different answer.

Topic

What a study measured about people's health, symptoms, or ability to function.