Thinking twice about sum scores

D McNeish, MG Wolf - Behavior research methods, 2020 - Springer
A common way to form scores from multiple-item scales is to sum responses of all items.
Though sum scoring is often contrasted with factor analysis as a competing method, we …

Psychological therapies for post-traumatic stress disorder in adults: Systematic review and meta-analysis

C Lewis, NP Roberts, M Andrew… - European journal of …, 2020 - Taylor & Francis
Background: Psychological therapies are the recommended first-line treatment for post-
traumatic stress disorder (PTSD). Previous systematic reviews have grouped theoretically …

[HTML][HTML] Physical, cognitive, and mental health impacts of COVID-19 after hospitalisation (PHOSP-COVID): a UK multicentre, prospective cohort study

RA Evans, HJC McAuley, EM Harrison… - The Lancet …, 2021 - thelancet.com
Background The impact of COVID-19 on physical and mental health and employment after
hospitalisation with acute disease is not well understood. The aim of this study was to …

Interpretable machine learning: Fundamental principles and 10 grand challenges

C Rudin, C Chen, Z Chen, H Huang… - Statistic …, 2022 - projecteuclid.org
Interpretability in machine learning (ML) is crucial for high stakes decisions and
troubleshooting. In this work, we provide fundamental principles for interpretable ML, and …

Why the COVID-19 pandemic is a traumatic stressor

VME Bridgland, EK Moeck, DM Green, TL Swain… - PloS one, 2021 - journals.plos.org
The COVID-19 pandemic does not fit into prevailing Post-traumatic Stress Disorder (PTSD)
models, or diagnostic criteria, yet emerging research shows traumatic stress symptoms as a …

Loneliness in the UK during the COVID-19 pandemic: Cross-sectional results from the COVID-19 Psychological Wellbeing Study

JM Groarke, E Berry, L Graham-Wisener… - PloS one, 2020 - journals.plos.org
Objectives Loneliness is a significant public health issue. The COVID-19 pandemic has
resulted in lockdown measures limiting social contact. The UK public are worried about the …

Prevalence and predictors of PTSS during COVID-19 outbreak in China hardest-hit areas: Gender differences matter

N Liu, F Zhang, C Wei, Y Jia, Z Shang, L Sun, L Wu… - Psychiatry …, 2020 - Elsevier
The outbreak of COVID-19 in China in December 2019 has been identified as a pandemic
and a health emergency of global concern. Our objective was to investigate the prevalence …

Validation of the new DSM‐5‐TR criteria for prolonged grief disorder and the PG‐13‐Revised (PG‐13‐R) scale

HG Prigerson, PA Boelen, J Xu, KV Smith… - World …, 2021 - Wiley Online Library
Although the concept of pathological grief dates back at least as far as Freud's “Mourning
and Melancholia”, there has been opposition to its recognition as a distinct mental disorder …

COVID-19 pandemic in the Italian population: validation of a post-traumatic stress disorder questionnaire and prevalence of PTSD symptomatology

G Forte, F Favieri, R Tambelli… - International journal of …, 2020 - mdpi.com
Since December 2019, the COVID-19 pandemic has attracted worldwide attention for its
rapid and exponential diffusion. The long-term psychological impact, of both the spread of …

Impact of COVID-19 pandemic on posttraumatic stress, grief, burnout, and secondary trauma of social workers in the United St ates

MR Holmes, CR Rentrope, A Korsch-Williams… - Clinical Social Work …, 2021 - Springer
The purpose of this study is to measure posttraumatic stress, grief, burnout, and secondary
trauma experienced by employed social workers in the United States and to describe …