Table 5

Author responses to follow-up survey (N = 145)

Survey Question

N (%)


Was your trial registered with a public trial registry?

Yes

61 (42.4)

No

83 (57.6)

No response

1


What were your reasons for registering your trial (select all that apply)?

I believe that trials should be registered as a means of full public disclosure

30 (68.2)

I endorse the statement regarding public trial registration made by the ICJME

23 (52.3)

Trial registration is necessary for publication in some peer-reviewed journals

32 (72.7)

Trial registration was required by the funding agency

5 (11.4)

Trial registration was required by the Research Ethics Board

9 (20.5)

Trial registration is institutional policy

2 (4.5)

Other

3 (6.8)

No response

101


What were your reasons for not registering your trial (select all that apply)?

Lack of time

3 (4.5)

Lack of resources

5 (7.6)

I was not familiar with the process for trial registration

39 (59.1)

Cost associated with registration

4 (6.1)

I don't see a benefit to trial registration

1 (1.5)

Trial was initiated prior to registration endorsement by the ICMJE

34 (51.5)

No formal requirement

4 (6.1)

Other

7 (10.6)

No response

79


Hamm et al. BMC Pediatrics 2010 10:96   doi:10.1186/1471-2431-10-96

Open Data