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Article History

Received: 14 August 2018

Accepted: 7 March 2019

First Online: 15 March 2019

Authors’ informations

: JLA is a PhD candidate in Methodology of Biomedical Research and Public (Department of Paediatrics, Obstetrics & Gynaecology and Preventative Medicine at the Universitat Autònoma de Barcelona, Spain). This study is part of his PhD.SCN, as part of her dissertation for the <i>MSc Research for Public Policy and Practice</i> at the <i>Institute of Education (IOE), University College London (UCL),</i> analysed a subgroup of the included reviews. The dissertation, presented September 1st, 2017, was titled “Sex and gender analysis in Cochrane reviews of interventions for preventing methicillin-resistant <i>Staphylococcus aureus</i> (MRSA)”, MSc, Institute of Education, University College London, London UK. Thus, the dissertation had common elements with our study, in particular, the selection process of the reviews (screening for titles/abstracts and full texts assessment), and the development of the data extraction templates. From the total number of reviews included in the study, SCN identified those reviews evaluating interventions to prevent MRSA transmission. Moreover, the data extraction templates and processes used in the dissertation represented a pilot of the whole study.The SEXCOMPLEX Working Group leads the two-year project (2017–2019) titled “Influence of sex and sex hormones on human chronic disorders of complex etiology” (SEXCOMPLEX). The project is coordinated by <i>Hospital Ramón y Cajal</i> (Madrid, Spain) and funded by the <i>Institute of Health Carlos III</i> (<i>Ministry of Economy, Industry, and Competitiveness</i>, Spain). SEXCOMPLEX aims to assess the influence of sex/gender differences and sex hormones on the pathogenesis, clinical presentation, course and prognosis of chronic disorders of complex multifactorial aetiology. This manuscript is the deliverable of one of the work packages of the SEXCOMPLEX project.We published a prior abstract (less than 400 words) and poster presenting the preliminary results of this study as part of Global Evidence Summit, Cape Town, South Africa (2017) [].

: Not applicable. The Ethics Committee of <i>Hospital Universitario Ramón y Cajal</i> (Madrid, Spain) did not require ethical approval for this study, as it does not report on or involve the use of any animal or human data or tissue.

: Not applicable. The manuscript does not contain data from any individual person.

: The authors declare that they have no competing interests.

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