blinded study

blinded study

A study in which the subject, the investigator or anyone assessing the outcome is unaware of the treatment assignment(s), which is a standard manoeuvre in a clinical trial designed to reduce potential bias.
References in periodicals archive ?
The randomised, double-blind, sham surgery-controlled trial of 45 subjects with advanced PD met its primary outcome measurement for efficacy and demonstrated that NLX-P101 gene therapy was safe and well-tolerated over the six month blinded study period.
In a randomized, blinded study of virtual colonoscopy vs.