Purpose The Patient Reported Outcomes Measurement Information System (PROMIS®) is a US National Institutes of Health initiative that has produced self-report outcome measures, using a framework of ...
The International Classification of Diseases, or ICD, is a classification system for all physical and mental diseases produced by the World Health Organization (WHO). It’s used for diagnosis, research ...
Numerous terms have been used for symptoms and disorders without a medical diagnosis, e.g. medically unexplained symptoms (MUS), functional symptoms, functional somatic syndromes, central sensitivity ...
Correspondence to: R van Deursen School of Healthcare Studies, Ty Dewi Sant, Cardiff University, Heath Park, Cardiff CF14 4XN, Wales, UK; vandeursenr{at}cardiff.ac.uk Methods: A longitudinal study was ...
Background: Conceptualisation and classification of functional disorders appear highly inconsistent in the health-care system, particularly in primary care. Numerous terms and overlapping diagnostic ...