Preferred Label : Double-Dummy;
NCIt definition : A technique for retaining the blind in a clinical trial with two treatment groups
and two non-identical treatments by administering the active form of the first treatment
and a placebo in place of the second treatment to one group, and a placebo in place
of the first treatment and the active form of the second treatment to the other group.;
Alternative definition : CDISC-GLOSS: A technique for retaining the blind when administering supplies in a
clinical trial, when the two treatments cannot be made identical. supplies are prepared
for Treatment a (active and indistinguishable placebo) and for Treatment B (active
and indistinguishable placebo). subjects then take two sets of treatment; either a
(active) and B (placebo), or a (placebo) and B (active). [ICH E9];
NCI Metathesaurus CUI : CL540513;
Origin ID : C142518;
UMLS CUI : C4684647;
Semantic type(s)
- concept_is_in_subset
