Jadad Score
Last modified: 07 July 2022, 9:02:44 AM AEST
Other names1 / 5
- Jadad scoring
- Oxford quality scoring system
Origin2 / 5
- Alex Jadad 1996
- Colombian anaesthetist
Gems3 / 5
- Assesses the methodological quality of a clinical trial
- 0 = very poor
- 5 = rigorous
- The most widely used such assessment in the world
3 Questions4 / 5
- 1: Was the study described as randomised?
- Method of randomisation described and appropriate?
- 2: Was the study described as double blind?
- Method of blinding described and appropriate?
- 3: Was there a description of withdrawals and dropouts?
Weaknesses5 / 5
- Too much emphasis on blinding
- Low consistency between different raters
- Does not take into account allocation concealment
- This is viewed as paramount by The Cochrane Collaboration to avoid bias