Impact of Adding a Limitation Section in Abstract of Systematic Review (ILMARI2)

Assistance Publique - Hôpitaux de Paris

Status: Completed

Conditions: Systematic Review

Treatments: Behavioral: interpretation of the abstract of the systematic review

Study type: Interventional

Funder types: Other

Identifiers

NCT01848782

RAV006

Details and patient eligibility

About

Objective: The investigators aim to evaluate the impact of a adding a " limitations " section in systematic review's abstract on result's interpretation by readers Design: randomized controlled trial with two parallel arms. Participants will be invited to participate in an online survey.

Participants: Eligible participants are corresponding authors of clinical trials published between 2010 and 2012 and referenced in Medline.

Intervention: The investigators will evaluate the impact of the presence of a " limitations " section in abstract of systematic review with meta- analysis. The investigators selected abstracts of meta-analysis from a sample.

Selected abstract will be standardised and the treatment's name hidden. Two groups of abstract will be presented as follow: 1) abstract without " limitations " section 2) abstract with " limitations " section. The " limitations " section will be written by authors and will briefly describe the risk of bias of included studies.

Selected participant are invited by e-mail to answer the survey. After reading one abstract from his/her group of randomisation they are invited to answer 5 questions about their interpretation of the results.

Enrollment: 300 patients

Sex: All

Volunteers: No Healthy Volunteers

Inclusion and exclusion criteria

Inclusion Criteria:

• corresponding authors of clinical trail indexed in pubmed with email address available

Trial design

Primary purpose: Other

Allocation: Randomized

Interventional model: Parallel Assignment

Masking: Single Blind

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300 participants in 2 patient groups

abstract with limitation section added

Experimental group

Description:

we add a limitation section in each selected abstract, the limitation section will focus on the quality of included studies.

Treatment:

Behavioral: interpretation of the abstract of the systematic review

abstract without limitation section

Active Comparator group

Description:

We selected 30 abstracts with a conclusion in favour the experimental treatment from a sample of systematic reviews that evaluate the effect of health care intervention.

Treatment:

Behavioral: interpretation of the abstract of the systematic review