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Helen Christensen

University of New South Wales (UNSW)

SCHOLARLY PAPERS

5

DOWNLOADS

774

TOTAL CITATIONS

5

Scholarly Papers (5)

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1.

Cross-Sectional and Longitudinal Associations of Screen Time with Depression and Anxiety and the Influence of Maladaptive Social Media Use and Gender

Number of pages: 30 Posted: 26 Jun 2024
Sophie H. Li, Philip J. Batterham, Alexis Whitton, Kate Maston, Asaduzzaman Khan, Helen Christensen and Aliza Werner-Seidler
University of New South Wales (UNSW) - Black Dog Institute, The Australian National University - Centre for Mental Health Research, University of New South Wales (UNSW) - Black Dog Institute, University of New South Wales (UNSW) - Black Dog Institute, University of Queensland, University of New South Wales (UNSW) and University of New South Wales (UNSW) - Black Dog Institute
Downloads 279 (288,370)
Citation 1

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screen time, social media, youth mental health, depression, anxiety

2.

The Effects of a Sleep-Focused Smartphone Application on Insomnia and Depressive Symptoms: A Randomised Controlled Trial and Mediation Analysis

Number of pages: 20 Posted: 25 Aug 2022
Aliza Werner-Seidler, Sophie H. Li, Samantha Spanos, Lara Johnston, Bridianne O'Dea, Torok Michelle, Lee Ritterband, Jill M. Newby, Andrew J. Mackinnon and Helen Christensen
University of New South Wales (UNSW) - Black Dog Institute, University of New South Wales (UNSW) - Black Dog Institute, Macquarie University - Department of Psychology, University of New South Wales (UNSW) - Black Dog Institute, University of New South Wales (UNSW) - Black Dog Institute, University of New South Wales (UNSW) - Black Dog Institute, University of Virginia - School of Medicine, University of New South Wales (UNSW) - Black Dog Institute, University of New South Wales (UNSW) - Black Dog Institute and University of New South Wales (UNSW)
Downloads 183 (418,025)
Citation 2

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sleep disturbance, depression, adolescent mental health

3.

Effectiveness of a Complex, Multi-Strategy Suicide Prevention Model to Reduce Self-Harm in the Population: A Stepped Wedge Cluster Randomized Trial

Number of pages: 21 Posted: 21 Apr 2023
Fiona L. Shand, Michelle Torok, Andrew Mackinnon, Alexander Christopher Ryan Burnett, Lisa Sharwood, Philip J. Batterham, Alison L. Calear, Jiahui Qian, Stephanie Zeritis, Grant Sara, Andrew Page, Henry Cutler, Myfanwy Maple, Brian Draper, Lauren McGillivray, Matthew Phillips, Demee Rheinberger, Isabel Zbukvic and Helen Christensen
University of New South Wales (UNSW), University of New South Wales (UNSW), University of New South Wales (UNSW), University of New South Wales (UNSW) - Black Dog Institute, University of New South Wales (UNSW), The Australian National University - Centre for Mental Health Research, The Australian National University - Centre for Mental Health Research, University of New South Wales (UNSW), University of New South Wales (UNSW) - Black Dog Institute, University of New South Wales (UNSW), Western Sydney University - Translational Health Research Institute, Macquarie University, Macquarie Business School, University of New England (Australia), University of New South Wales (UNSW), University of New South Wales (UNSW), University of New South Wales (UNSW) - Black Dog Institute, University of New South Wales (UNSW) - Black Dog Institute, University of Melbourne - Centre for Youth Mental Health and University of New South Wales (UNSW)
Downloads 162 (467,092)

Abstract:

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suicide, suicide prevention, self-harm, randomized stepped wedge trial, multi-strategy model

4.

Use of Smartphone Sensor Data in Detecting and Predicting Depression and Anxiety in Young People (12-25 Years): A Scoping Review

Number of pages: 74 Posted: 18 Apr 2024
Joanne Beames, Jin Han, Artur Shvetcov, WuYi Zheng, Aimy Slade, Omar Ibrahim, Jodie Rosenberg, Bridianne O’Dea, Suranga Kasturi, Leonard Hoon, Alexis Whitton, Helen Christensen and Jill M. Newby
University of New South Wales (UNSW) - Black Dog Institute, University of New South Wales (UNSW) - Black Dog Institute, University of New South Wales (UNSW) - Black Dog Institute, University of New South Wales (UNSW) - Black Dog Institute, University of New South Wales (UNSW) - Black Dog Institute, University of New South Wales (UNSW) - Black Dog Institute, University of New South Wales (UNSW) - Black Dog Institute, University of New South Wales (UNSW) - Black Dog Institute, University of New South Wales (UNSW) - Black Dog Institute, Deakin University, University of New South Wales (UNSW) - Black Dog Institute, University of New South Wales (UNSW) and University of New South Wales (UNSW) - Black Dog Institute
Downloads 104 (674,591)
Citation 2

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depression, anxiety, youth, phone, sensing, machine learning

5.

Effectiveness of a Digital CBT-I Smartphone Application for Improving Insomnia Symptoms in Children (Sleep Ninja): A Randomised Controlled Trial

Number of pages: 36 Posted: 20 May 2026
Mirjana Subotic-Kerry, Sophie H. Li, Philip J. Batterham, Brittany Corkish, Gemma Sicouri, Jennifer L. Hudson, Bridianne O'Dea, Helen Christensen and Aliza Werner-Seidler
University of New South Wales (UNSW) - Black Dog Institute, University of New South Wales (UNSW) - Black Dog Institute, The Australian National University - Centre for Mental Health Research, University of New South Wales (UNSW) - Black Dog Institute, University of New South Wales (UNSW) - Black Dog Institute, University of New South Wales (UNSW) - Black Dog Institute, Flinders University, University of New South Wales (UNSW) and University of New South Wales (UNSW) - Black Dog Institute
Downloads 46 (1,318,317)

Abstract:

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Cognitive behaviour therapy, insomnia, digital mental health, mobile health, sleep, childhood