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HOW TO WRITE AN ABSTRACT. P Devroey. Consideration on Fertility and Sterility November 2009. Which type of abstract? Which type of study?. Historic cohort study Retrospective and analysis Laboratory based study Systematic review and meta-analysis In vitro and in vivo study Clinical study
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HOW TO WRITE AN ABSTRACT P Devroey
Which type of abstract? Which type of study? • Historic cohort study • Retrospective and analysis • Laboratory based study • Systematic review and meta-analysis • In vitro and in vivo study • Clinical study • Retrospective non-randomized study Source Fertilty and Sterility November 2009
Which type of abstract? Which type of study? (continued) • Retrospective cohort study • Retrospective case series study • Retrospective clinical study • Retrospective data review • Cross-sectional study Source Fertilty and Sterility November 2009
Which type of abstract? Which type of study? (continued) • Pilot study • Prospective cohort study • Meta-analysis • Systematic review • Randomizedcontrolled trial Source Fertilty and Sterility November 2009 Absent in Fertilty and Sterility November 2009
Pilot study • Innovative idea • Mechanistic study • Small sample • Judgement positive • Conclusion to start trial • preferentialy randomized controlled trial
Randomized controlled trial • State of the art • Blinded • Sealed envelopes • Computer randomized list • Primary end point (only one) • Secundary end points • Power calculation • Level of significance
Which is the perspective of an abstract ? • To be presented on scientific meetings • Oral presentation • Poster presentation • To be cited as an abstract • To be written in a peer reviewed journal • To be cited as a paper
Evaluation of properly performed abstract in Fertility and Sterility November 2009
Evaluation of properly performed abstract in Fertility and Sterility March 2013
Evaluation of properly performed abstract in Human Reproduction 2012
Evaluation of properly performed abstract in Reproductive BioMedicine Online 2013
Conclusions • The majority of published abstracts does not comply with evidence based medicine • It is of paramount importance to innitiate a correct study design • Avoidance of studies with retrospective and historical nature • Prospective studies are mandatory and preferred • Every abstract has to be viewed as a highly cited paper in a peer reviewed journal
CODA • Accepting reseach in our centers based on • pilot studies • prospective studies • randomized controlled trials • This type of research does not encounter competition • High acceptance rates of abstracts and manuscripts are predictable • Randomized controlled trials (RCT) are proned to be cited in meta-analysis