Monge, Luca http://orcid.org/0000-0002-0506-1019
Gnavi, Roberto http://orcid.org/0000-0003-1919-2199
Carnà, Paolo
Broglio, Fabio
Boffano, Gian Mario
Giorda, Carlo Bruno
Article History
Received: 19 June 2019
Accepted: 22 August 2019
First Online: 29 August 2019
Compliance with ethical standards
:
: No potential conflicts of interest relevant to this article were reported.
: This is an observational study and data were collected retrospectively. All data were anonymously linked and no personal identifiers were available to researchers. No ethical approval was required according to Italian law 211/2003, which explains that no ethics committee permission is required for this kind of study.
: Data were drawn from anonymous regional database and informed consent was impossible to obtain. According to Italian privacy law, no patient’s or relative’s consent is required for large retrospective population-based studies and if data are published only in aggregated form.