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double-blind Definition

☆ double-blind (-blīnd′)

adjective

designating or of a technique used to test objectively the effects of a drug, course of treatment, etc. in which neither the subjects nor the researchers know during the testing who is actually receiving the drug, treatment, etc. and who is not, as in an experiment involving a drug and a placebo

double-blind Usage Examples

Modifying Another Word

  • not: There were good results, but the test was single-blind, not double-blind, which possibly, tho not necessarily, allows for bias.
  • only: The quality of the included studies does not appear to have been systematically assessed, however, only double-blind randomized controlled trials were included.

Modifies a noun

  • parallel-group: Randomized, double-blind, parallel-group, 6 weeks Intramuscular glucosamine sulfate 400 mg or placebo twice a week.
  • placebo: In a double-blind, placebo controlled study, patients were treated with magnets applied to the skin.
  • rct: They suggest that a large double-blind RCT would provide more definitive evaluation of the benefits of early enteral feeding.
  • trial: Seven double-blind trials compared garlic with placebo in 383 patients.
  • comparison: A six-week, multicenter, randomized, double-blind comparison.
  • study: Efficacy of static magnetic field therapy in chronic pelvic pain: a double-blind pilot study.

Used with adjective complement

  • randomize: Randomized double-blind placebo-controlled trial of feverfew in migraine prevention.
  • randomize: A randomized double-blind, placebo-controlled trial of triazolam was carried out in a major cancer center in women undergoing initial breast cancer surgery.
  • use: As the journal uses double-blind refereeing, the author's name or affiliation must not appear on the typescript.