Table 1 Questionnaire for evaluation of QUADAS
From: Evaluation of QUADAS, a tool for the quality assessment of diagnostic accuracy studies
| a) Review details |
| b) Content of the tool: |
| • Did QUADAS cover all important items? |
| • Were any QUADAS items omitted, added or modified? |
| c) Background document: |
| • Was the background document easy to understand? |
| • Were scoring instructions understandable? |
| • Should any items have been scored differently? |
| d) Technical points |
| • How long did it take to complete QUADAS? |
| • Was inter-rater reliability assessed? |
| e) Overall conclusions |
| • Reviewers were asked to rate coverage, ease of use, clarity of instructions, and validity (whether QUADAS helped to distinguish between studies of different qualities) on a five point scale |
| • Would you us QUADAS again? |
| f) Additional questions |
| • How were the results of quality incorporated into the review? |
| • Was a training session organised to ensure reviewers applied the tool consistently? |
| • Reviewer details, including age, experience, professional background |
| • Have you previously been involved in the quality assessment of studies included in a systematic review? |
| g) Final comments |