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Table 2 Top 10 most frequent additional comments about how eligibility criteria are developed or useda

From: Clinical trial recruiters’ experiences working with trial eligibility criteria: results of an exploratory, cross-sectional, online survey in the UK

Rank

Comment type

n

Proportion of all meaningful comments (n = 229)b

1

Support for earlier review of protocol/eligibility criteria

66

29%

2

Want clarity/consistency of information

20

9%

3

Already feedback to sponsor when criteria problematic

14

6%

4

Criteria are often too restrictive

12

5%

5

Criteria should be more inclusive of “real-world” patients

11

5%

6

Support for sponsor-provided eligibility checklists

9

4%

7

Happy to ask sponsor if have queries about criteria

8

3%

=8

Justification for criteria would be useful

7

3%

=8

Criteria can be long and complex

7

3%

=10

Criteria need to be more specific

6

3%

=10

Research Nurse involvement is/could be key in ensuring criteria quality

6

3%

=10

The right people/enough people already tend to be involved in protocol development

6

3%

  1. aFull question: “Do you have any other comments about how eligibility criteria are developed or used?”
  2. bTotal responses: 282; excluded 51 for containing only “no comment” or similar; excluded 2 for comments on issues unrelated to eligibility criteria in trials