All Outputs (17)

Dynamic Interplay of Online Risk and Resilience in Adolescence (DIORA): a protocol for a 12-month prospective observational study testing the associations among digital activity, affective and cognitive reactions and depression symptoms in a community sample of UK adolescents (2024)
Journal Article
Kostyrka-Allchorne, K., Stoilova, M., Bourgaize, J., Murray, A., Azeri, E., Hollis, C., Townsend, E., Livingstone, S., & Sonuga-Barke, E. (2024). Dynamic Interplay of Online Risk and Resilience in Adolescence (DIORA): a protocol for a 12-month prospective observational study testing the associations among digital activity, affective and cognitive reactions and depression symptoms in a community sample of UK adolescents. BMJ Open, 14(9), Article e085061. https://doi.org/10.1136/bmjopen-2024-085061

Introduction The impact of digital activity on adolescent mental health has been difficult to assess because of methodological limitations and a lack of strong theory. Dynamic Interplay of Online Risk and Resilience in Adolescence (DIORA) is a longit... Read More about Dynamic Interplay of Online Risk and Resilience in Adolescence (DIORA): a protocol for a 12-month prospective observational study testing the associations among digital activity, affective and cognitive reactions and depression symptoms in a community sample of UK adolescents.

Pathways between digital activity and depressed mood in adolescence: outlining a developmental model integrating risk, reactivity, resilience and reciprocity (2024)
Journal Article
Sonuga-Barke, E. J., Stoilova, M., Kostyrka-Allchorne, K., Bourgaize, J., Murray, A., Tan, M. P., Hollis, C., Townsend, E., & Livingstone, S. (2024). Pathways between digital activity and depressed mood in adolescence: outlining a developmental model integrating risk, reactivity, resilience and reciprocity. Current Opinion in Behavioral Sciences, 58, Article 101411. https://doi.org/10.1016/j.cobeha.2024.101411

Digital technology use (i.e. digital activity) has been proposed to contribute to a decline in adolescents’ mental health. We present a new model of how risky digital activity may increase depressed mood via reciprocal pathways, cre... Read More about Pathways between digital activity and depressed mood in adolescence: outlining a developmental model integrating risk, reactivity, resilience and reciprocity.

Precision computerised cognitive behavioural therapy (cCBT) for adolescents with depression: a pilot and feasibility randomised controlled trial protocol for SPARX-UK (2024)
Journal Article
Khan, K., Hall, C. L., Babbage, C., Dodzo, S., Greenhalgh, C., Lucassen, M., Merry, S., Sayal, K., Sprange, K., Stasiak, K., Tench, C. R., Townsend, E., Stallard, P., & Hollis, C. (2024). Precision computerised cognitive behavioural therapy (cCBT) for adolescents with depression: a pilot and feasibility randomised controlled trial protocol for SPARX-UK. Pilot and Feasibility Studies, 10(1), Article 53. https://doi.org/10.1186/s40814-024-01475-7

Background : A serious game called SPARX (Smart, Positive, Active, Realistic, X-factor thoughts), originally developed in New Zealand and incorporating cognitive behavioural therapy (CBT) principles, has been shown to help reduce symptoms of depressi... Read More about Precision computerised cognitive behavioural therapy (cCBT) for adolescents with depression: a pilot and feasibility randomised controlled trial protocol for SPARX-UK.

Enhancing emotion regulation with an in situ socially assistive robot among LGBTQ+ youth with self-harm ideation: protocol for a randomised controlled trial (2024)
Journal Article
Williams, A. J., Cleare, S., Borschmann, R., Tench, C. R., Gross, J., Hollis, C., Chapman-Nisar, A., Naeche, N., Townsend, E., & Slovak, P. (2024). Enhancing emotion regulation with an in situ socially assistive robot among LGBTQ+ youth with self-harm ideation: protocol for a randomised controlled trial. BMJ Open, 14(1), Article e079801. https://doi.org/10.1136/bmjopen-2023-079801

Introduction: Purrble, a socially assistive robot, was codesigned with children to support in situ emotion regulation. Preliminary evidence has found that LGBTQ+ youth are receptive to Purrble and find it to be an acceptable intervention to assist wi... Read More about Enhancing emotion regulation with an in situ socially assistive robot among LGBTQ+ youth with self-harm ideation: protocol for a randomised controlled trial.

Investigating the feasibility, acceptability, and appropriation of a socially assistive robot among minority youth at-risk of self-harm: Results of 2 Mixed Methods Pilot Studies (2023)
Journal Article
Williams, A. J., Townsend, E., Naeche, N., Chapman-Nisar, A., Hollis, C., & Slovak, P. (2023). Investigating the feasibility, acceptability, and appropriation of a socially assistive robot among minority youth at-risk of self-harm: Results of 2 Mixed Methods Pilot Studies. JMIR Formative Research, 7(1), Article e52336. https://doi.org/10.2196/52336

Background: Minority youth are at an increased risk of experiencing self-harmful thoughts and behaviors. However, there is limited evidence of successful interventions to support young people in the moment of their distress. Digital interventions are... Read More about Investigating the feasibility, acceptability, and appropriation of a socially assistive robot among minority youth at-risk of self-harm: Results of 2 Mixed Methods Pilot Studies.

Developing precision computerised cognitive behavioural therapy (cCBT) for adolescent depression: a pilot and feasibility protocol for the SPARX-UK trial (2023)
Preprint / Working Paper
Khan, K., Hall, C. L., Babbage, C., Dodzo, S., Greenhalgh, C., Lucassen, M., Merry, S., Sayal, K., Sprange, K., Stasiak, K., Tench, C. R., Townsend, E., Stallard, P., & Hollis, C. Developing precision computerised cognitive behavioural therapy (cCBT) for adolescent depression: a pilot and feasibility protocol for the SPARX-UK trial

Background:

A serious game (SPARX), developed in New Zealand and incorporating cognitive behavioural therapy (CBT) principles, has been shown to help reduce symptoms of depression and anxiety in adolescents with mild to moderate depression. Howev... Read More about Developing precision computerised cognitive behavioural therapy (cCBT) for adolescent depression: a pilot and feasibility protocol for the SPARX-UK trial.

Relationship between autonomic arousal and attention orienting in children and adolescents with ADHD, autism and co-occurring ADHD and autism (2023)
Journal Article
Bellato, A., Arora, I., Kochhar, P., Ropar, D., Hollis, C., & Groom, M. J. (2023). Relationship between autonomic arousal and attention orienting in children and adolescents with ADHD, autism and co-occurring ADHD and autism. Cortex, 166, 306-321. https://doi.org/10.1016/j.cortex.2023.06.002

Introduction
Attention-Deficit/Hyperactivity Disorder (ADHD) and Autism Spectrum Disorder (ASD) may be characterized by different profiles of visual attention orienting. However, there are also many inconsistent findings emerging from the literature... Read More about Relationship between autonomic arousal and attention orienting in children and adolescents with ADHD, autism and co-occurring ADHD and autism.

We need timely access to mental health data: implications of the Goldacre review (2023)
Journal Article
Astle, D. E., Moore, A., Marryat, L., Viding, E., Mansfield, K. L., Fazel, M., Pierce, M., Abel, K. M., Green, J., Broome, M. R., John, A., Broome, M. R., Upthegrove, R., Bould, H., Minnis, H., Gajwani, R., Groom, M. J., Hollis, C., Liddle, E., Sayal, K., …Ford, T. J. (2023). We need timely access to mental health data: implications of the Goldacre review. Lancet Psychiatry, 10(4), 242-244. https://doi.org/10.1016/S2215-0366%2823%2900030-5

The Goldacre review, published in April, 2022, 1 is a landmark evaluation of the use, availability, and safety of National Health Service (NHS) data across all four nations of the UK. The review underscores the necessary role of data in driving healt... Read More about We need timely access to mental health data: implications of the Goldacre review.

Heart Rate Variability in Children and Adolescents with Autism, ADHD and Co-occurring Autism and ADHD, During Passive and Active Experimental Conditions (2021)
Journal Article
Bellato, A., Arora, I., Kochhar, P., Ropar, D., Hollis, C., & Groom, M. J. (2022). Heart Rate Variability in Children and Adolescents with Autism, ADHD and Co-occurring Autism and ADHD, During Passive and Active Experimental Conditions. Journal of Autism and Developmental Disorders, 52, 4679-4691. https://doi.org/10.1007/s10803-021-05244-w

Despite overlaps in clinical symptomatology, autism and ADHD may be associated with opposite autonomic arousal profiles which might partly explain altered cognitive and global functioning. We investigated autonomic arousal in 106 children/adolescents... Read More about Heart Rate Variability in Children and Adolescents with Autism, ADHD and Co-occurring Autism and ADHD, During Passive and Active Experimental Conditions.

What is the Effect of Stimulus Complexity on Attention to Repeating and Changing Information in Autism? (2021)
Journal Article
Arora, I., Bellato, A., Gliga, T., Ropar, D., Kochhar, P., Hollis, C., & Groom, M. (2022). What is the Effect of Stimulus Complexity on Attention to Repeating and Changing Information in Autism?. Journal of Autism and Developmental Disorders, 52(2), 600–616. https://doi.org/10.1007/s10803-021-04961-6

Slower habituation to repeating stimuli characterises Autism, but it is not known whether this is driven by difficulties with information processing or an attentional bias towards sameness. We conducted eye-tracking and presented looming geometrical... Read More about What is the Effect of Stimulus Complexity on Attention to Repeating and Changing Information in Autism?.

Is autonomic function during resting-state atypical in Autism: A systematic review of evidence (2021)
Journal Article
Arora, I., Bellato, A., Ropar, D., Hollis, C., & Groom, M. (2021). Is autonomic function during resting-state atypical in Autism: A systematic review of evidence. Neuroscience and Biobehavioral Reviews, 125, 417-441. https://doi.org/10.1016/j.neubiorev.2021.02.041

Background: Theories of differences in resting-state arousal in autistic individuals are influential. Differences in arousal during resting-state would impact engagement and adaptation to the environment, having a cascading effect on development of a... Read More about Is autonomic function during resting-state atypical in Autism: A systematic review of evidence.

Atypical processing of gaze cues and faces explains comorbidity between autism spectrum disorder (ASD) and attention deficit/hyperactivity disorder (ADHD) (2017)
Journal Article
Groom, M. J., Kochhar, P., Hamilton, A., Liddle, E. B., Simeou, M., & Hollis, C. (2017). Atypical processing of gaze cues and faces explains comorbidity between autism spectrum disorder (ASD) and attention deficit/hyperactivity disorder (ADHD). Journal of Autism and Developmental Disorders, 47(5), https://doi.org/10.1007/s10803-017-3078-4

This study investigated the neurobiological basis of comorbidity between autism spectrum disorder (ASD) and attention deficit/hyperactivity disorder (ADHD). We compared children with ASD, ADHD or ADHD+ASD and typically developing controls (CTRL) on b... Read More about Atypical processing of gaze cues and faces explains comorbidity between autism spectrum disorder (ASD) and attention deficit/hyperactivity disorder (ADHD).

Clinical effectiveness and patient perspectives of different treatment strategies for tics in children and adolescents with Tourette syndrome: a systematic review and qualitative analysis (2016)
Journal Article
Hollis, C., Pennant, M., Cuenca, J., Glazebrook, C., Kendall, T., Whittington, C., Stockton, S., Larsson, L., Bunton, P., Dobson, S., Groom, M. J., Hedderly, T., Heyman, I., Jackson, G. M., Jackson, S., Murphy, T., Rickards, H., Robertson, M., & Stern, J. (2016). Clinical effectiveness and patient perspectives of different treatment strategies for tics in children and adolescents with Tourette syndrome: a systematic review and qualitative analysis. Health Technology Assessment, 20(4), 1-450. https://doi.org/10.3310/hta20040

Background: Tourette syndrome (TS) is a neurodevelopmental condition characterised by chronic motor and vocal tics affecting up to 1% of school-age children and young people and is associated with significant distress and psychosocial impairment.
Ob... Read More about Clinical effectiveness and patient perspectives of different treatment strategies for tics in children and adolescents with Tourette syndrome: a systematic review and qualitative analysis.

Enhanced saccadic control in young people with Tourette syndrome despite slowed pro-saccades (2015)
Journal Article
Jung, J., Jackson, S. R., Nam, K., Hollis, C., & Jackson, G. M. (2015). Enhanced saccadic control in young people with Tourette syndrome despite slowed pro-saccades. Journal of Neuropsychology, 9(2), https://doi.org/10.1111/jnp.12044

Tourette syndrome (TS) is a neurodevelopmental disorder characterised by motor and vocal tics. Tics are repetitive and uncontrolled behaviours that have been associated with basal ganglia dysfunction. We investigated saccadic eye movements in a group... Read More about Enhanced saccadic control in young people with Tourette syndrome despite slowed pro-saccades.

Driving behaviour in adults with attention deficit/hyperactivity disorder (2015)
Journal Article
Groom, M. J., van Loon, E., Daley, D., Chapman, P., & Hollis, C. (2015). Driving behaviour in adults with attention deficit/hyperactivity disorder. BMC Psychiatry, 15(1), 1-11. https://doi.org/10.1186/s12888-015-0566-y

Associative learning in ADHD: improved expression under methylphenidate (2011)
Journal Article
Kantini, E., Cassaday, H. J., Batty, M. J., Hollis, C., & Jackson, G. M. (2011). Associative learning in ADHD: improved expression under methylphenidate. Open Journal of Psychiatry, 1(2), https://doi.org/10.4236/ojpsych.2011.12004

Attention Deficit/Hyperactivity Disorder (ADHD) is characterised by developmentally inappropriate levels of inattention, impulsivity and hyperactivity. As might be expected of a disorder in which inhibitory deficits form part of the diagnostic criter... Read More about Associative learning in ADHD: improved expression under methylphenidate.

The normal inhibition of associations is impaired by clonidine in Tourette syndrome (2011)
Journal Article
Kantini, E., Cassaday, H. J., Hollis, C., & Jackson, G. M. (2011). The normal inhibition of associations is impaired by clonidine in Tourette syndrome. Journal of the Canadian Academy of Child and Adolescent Psychiatry = Journal de l'Academie canadienne de psychiatrie de l'enfant et de l'adolescent, 20(2),

Objective: We examined the inhibition of stimulus-stimulus associations (formally ‘conditioned inhibition’) in Tourette syndrome (TS). Method: The present study used video game style conditioned inhibition procedures suitable for children and adolesc... Read More about The normal inhibition of associations is impaired by clonidine in Tourette syndrome.