Identifying long-term psychological distress from single measures: evidence from a nationally representative longitudinal survey of the Australian population.
J Welsh, RJ Korda, E Banks, L Strazdins, G Joshy, P Butterworth
BMC Medical Research Methodology | BioMed Central | Published : 2020
BACKGROUND: Single time-point assessments of psychological distress are often used to indicate chronic mental health problems, but the validity of this approach is unclear. The aims of this study were to investigate how a single assessment of distress relates to longer-term assessment and quantify misclassification from using single measures to indicate chronic distress. METHODS: Data came from the Household, Income and Labour Dynamics in Australia Survey, a nationally representative study of Australian adults. Psychological distress, measured with the Kessler10 and categorised into low (scores:10- < 12), mild (12- < 16), moderate (16- < 22) and high (22-50), has been assessed in the Survey ..View full abstract
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Awarded by National Health and Medical Research Council
Awarded by Future Fellowship, Australian Research Council
The research was funded by the National Health and Medical Research Council (NHMRC) of Australia (GNT1092674), in partnership with the National Heart Foundation of Australia, NSW Agency for Clinical Innovation and Consumers Health Forum of Australia. JW is supported by an Australian Government Research Training Program Scholarship. EB is supported by the NHMRC (1136128). PB was supported by ARC Future Fellowship (FT130101444) and a University of Melbourne Faculty of Medicine, Dentistry and Health Sciences Research Fellowship. Funding bodies did not provide input into the design of this study, the interpretation of results or the write up of the study.