Text and Data Mining valid from 2018-07-03
Received: 4 July 2017
Accepted: 26 June 2018
First Online: 3 July 2018
Ethics approval and consent to participate
: The study was conducted in conformity with the regulations on data management of the Regional Health Authority of Abruzzo and with the Italian Law on privacy (Art. 20–21 DL 196/2003) published on the Official Journal n. 190 of August 14, 2004. Data were encrypted prior to the analysis at the regional statistical office, where each patient was assigned a unique identifier. This identifier eliminates the possibility to trace the patient’s identity. Administrative data do not need a specific written informed consent.
: Not applicable
: The authors declare that they have no competing interests.
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