It is widely thought that abstracts my exaggerate positive findings and beneficial effects arising from interventions. The authors propose a simple systematic approach to detect overstated abstracts and quantify their prevalence in randomised controlled trials published in psychiatry.
Suganuma, AM. Shinohara, K. [and] Imai, H. [et al] (2016). Overstatements in abstract conclusions claiming effectiveness of interventions in psychiatry: a study protocol for a meta-epidemiological investigation. BMJ Open, April 21st 2016, Vol.6(4), pp.e009832. (Click here to view the PubMed abstract).
“Owing to the nature of our framework, we will not be able to analyse other potential biases, such as selective reporting and publication bias”.