Funding for this research was provided by:
Fundación DISA a la Investigación Médica 2017 (Santa Cruz de Tenerife. Spain). (OA18/011)
Received: 20 November 2019
Accepted: 26 November 2019
First Online: 3 December 2019
Ethics approval and consent to participate
: We performed this prospective and observational in 6 Intensive Care Units of Spain. The Institutional Ethic Review Board of each hospital approved the study: Hospital Universitario Nuestra Señora de Candelaria of Santa Cruz de Tenerife, Hospital Clínico Universitario of Valencia, Hospital General of La Palma, Hospital Insular of Las Palmas de Gran Canaria, Hospital Universitario de Canarias of La Laguna, and Hospital Universitario Dr. Negrín of Las Palmas de Gran Canaria. Besides, legal guardians of patients signed the informed consent form to study participation.
: Not applicable.
: The authors declare that they have no competing interests.