Which type of blinding is when both Subject as well as Investigator are not aware of treatment being given: (A) Single blinding, (B) Double blinding, (C) Triple blinding, (D) No blinding
Answer is B. BLINDING IN EPIDEMIOLOGY Single blinding: Subject is not aware of treatment being given Double blinding: Subject & Investigator are not aware of treatment being given (MC) Triple blinding: Subject, Investigator & Analyzer are not aware of treatment being given (Best) No blinding done in the Open trail or study