A(n)_______________ refers to the assignment of study treatments without preventing participants from knowing which treatment they receive.
A) single-blind procedure
B) double-blind procedure
C) open-label study
D) treatment arm

Question

Quizplus · Accepted Answer

An open-label study refers to the assignment of study treatments without preventing participants from knowing which treatment they receive. This is in contrast to a single-blind procedure, where participants do not know which treatment they receive, or a double-blind procedure, where both participants and researchers are unaware of who receives which treatment. A treatment arm refers to one of several groups receiving different treatments in a clinical trial.

A(n)_______________ Refers to the Assignment of Study Treatments Without Preventing