Assertion: trial's patient | /r/HasProperty | blinded to treatment allocation
Facets:
value: in the above trial.2 double blinding
type: TEMPORAL
Source sentences:
text: To minimise assessor and response biases, it was essential that the recruiting clinicians, patients, and outcome assessors were blinded to treatment allocation in the above trial.2 Double blinding was possible only by using the double dummy study design, as described in a previous question,3 for each n-of-1 trial.