Text and Data Mining valid from 2018-07-13
Received: 10 July 2017
Accepted: 25 June 2018
First Online: 13 July 2018
Consent for publication
: Not applicable.
: The authors declare that they have no competing interest.
: Data were gathered as part of Routine Outcome Monitoring (ROM), an element of clinical good practice. Patient were informed about collection of ROM data and Dutch law allows the use of these anonymized ROM data for research. Patient can object against the use of their data for research and consequently their data have not been submitted for inclusion in the national database. The Central Committee of Ethics in Medical Research (CCMO, The Hague, Netherlands) has waived the need for explicit approval for use of anonymized data by means of an informed consent procedure.
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