Table 1: Databases and descriptors used for the bibliographic search.
First phase
Descriptors Databases
“Hypoxic ischemic encephalopathy”, “Hypoxiaischemia, brain”, “Anoxia”, “Brain injuries”, “Hypoxia brain”, “Brain ischemia” and “Asphyxia” CMA Infobase, DARE (RS), Clearinghouse, Cochrane, Fisterra, Google, Guidelines International Network, Pubmed, Scopus, Tripdatabase, Web of Knowledge.
Second phase
A) PICO questions
“Hypoxic ischemic encephalopathy”, “hypoxiaischemia”, “brain”, “anoxia”, “brain injuries”, “hypoxia brain”, “brain ischemia”, “asphyxia”, “newborn”, “developmental disabilies”, “neurodevelopment”, “cerebral palsy”, “infant mortality”, “hypothermia”, “hypothermia induced”, “neurological morbidity”, “cerebral damage”, “severe hipoxia”, “asphyxia neonaotorum”, “oxygen inhalation therapy”, “resuscitation”, “fatal outcome”, “treatment outcome”, “seizures”; specific tests and medical treatment´names were used for each question. Center of Review and Dissemination, Clearinghouse, CMS Infobase, Cochrane, E-guidelines, Doc’s CISMEf, Google, Guia Salud, Guidelines International Network, NHR Health Technology Assessment Programme, NHS Evidence, Pubmed, Scopus, Schottish Intercollegiate Network, Tripdatabase, UK Health Center, UptoDate, Web Fisterra, Web Hospital, Web of Knowledge, Web Rafa Bravo. For SR and MA: Clinical Trials, Clinical Trials Registrer, Cochrane, Current Controled Trials, NHSEED, Pubmed, Scopus, Tripdatabase,Web of Knowledge
B) Qualitative search
“Hypoxic Ischemic Encephalopathy”,”hypothermia, family”, “parents”, “parenting”, “stress”, “coping”, “neonatal intensive care”, “transport”, “qualitative research” Pubmed, Cinhal, Psycinfo
C) Cost-effective analysis
“Hypoxia-Ischemia, Brain” “encefalopatía hipóxicoisquémica”, “Cost-Benefit Analysis” TripDatabase, The Cochrane Library, PubMed, Índice Médico Español (IME), Índice Bibliográfico Español en Ciencias de la Salud (IBECS) and Medicina en Español (MEDES)
Third phase
Specific for each PICO question Pubmed