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Can You Reduce Problematic Smartphone Use Through a Group Intervention: A Single Case Experimental Design

Can You Reduce Problematic Smartphone Use Through a Group Intervention: A Single Case Experimental Design

Status
Terminated
Phases
NA
Study type
Interventional
Source
ClinicalTrials.gov
Registry ID
NCT05384548
Enrollment
7
Registered
2022-05-20
Start date
2022-05-20
Completion date
2022-10-29
Last updated
2022-11-02

For informational purposes only — not medical advice. Sourced from public registries and may not reflect the latest updates. Terms

Conditions

Addiction, Smartphone

Brief summary

This study will develop and conduct an initial, single-case, mixed-methods evaluation of a brief group intervention for mild and moderate problematic phone use.

Interventions

BEHAVIORALProblematic smart phone use course

A 6 session, online, group-based, psychological course targetting problematic smart phone use.

Sponsors

Canterbury Christ Church University
Lead SponsorOTHER

Study design

Allocation
NA
Intervention model
SINGLE_GROUP
Primary purpose
TREATMENT
Masking
NONE

Masking description

Outcome measures will be collected electronically without involvement of the researchers.

Eligibility

Sex/Gender
ALL
Age
18 Years to No maximum
Healthy volunteers
Yes

Inclusion criteria

-Self-identifies as struggling with problematic smart phone use

Exclusion criteria

* Actively experiencing suicidal or self-injurious thoughts, or have experienced these within the past year * Already in a psychological therapy/intervention * Planning a change of psychotropic medication during the research project. * No access to video calling and/or slow internet connection speed * A mental health condition that is not currently well managed/stable and therefore other interventions are likely to be more appropriate * Does not own a smartphone that can record screen time * Is not living in the UK, with access to services within the UK

Design outcomes

Primary

MeasureTime frameDescription
Change from pre-intervention (week 1) at post-intervention (week 10) on the Smartphone Addiction Scale -Short Version (SAS-SV).Post-intervention (week 10)This measures smartphone addiction producing a score between 10 and 60, with higher scores indicating greater levels of addiction.

Secondary

MeasureTime frameDescription
Change from pre-intervention (week 1) at follow-up (week 18) on the Smartphone Addiction Scale -Short Version (SAS-SV).Follow-up (week 18)This measures smartphone addiction producing a score between 10 and 60, with higher scores indicating greater levels of addiction.
Change from pre-intervention (week 1) at post-intervention (week 10) on the Depression, Anxiety and Stress Scale -21 item version (DASS-21).Post-intervention (week 10)This measures levels of depression, anxiety and stress, producing a score between 0 for 42 each, with higher levels indicating greater severity.
Change from pre-intervention (week 1) at follow-up (week 18) on the Depression, Anxiety and Stress Scale -21 item version (DASS-21).Follow-up (week 18)This measures levels of depression, anxiety and stress, producing a score between 0 for 42 each, with higher levels indicating greater severity.
Change from pre-intervention (week 1) at post-intervention (week 10) on the Multicultural Quality of Life Index.Post-intervention (week 10)This measures of quality of life, producing a score between 1 and 10, with higher scores indicating greater quality of life.
Change in daily subjective units of distress from the baseline period (weeks 0 and 1) to the intervention period (weeks 2 to 9)Intervention period (weeks 2 to 9)Single case analysis will compare daily subject units of distress ratings from the baseline period to the intervention period. Separate daily ratings, on a 0 to 100 scale, will be obtained for each of anxiety, stress, low mood, and tiredness, with higher ratings indicating higher levels.
Change in daily subjective units of distress from the baseline period (weeks 0 and 1) to the follow-up period (weeks 17 to 18)Follow-up period (weeks 17 to 18)Single case analysis will compare daily subject units of distress ratings from the baseline period to the follow-up period. Separate daily ratings, on a 0 to 100 scale, will be obtained for each of anxiety, stress, low mood, and tiredness, with higher ratings indicating higher levels.
Change in daily phone use from the baseline period (weeks 0 and 1) to the intervention period (weeks 2 to 9)Intervention period (weeks 2 to 9)Single case analysis will compare daily phone use from the baseline period to the intervention period. Daily use will be measured by screentime (in minutes) and number of pick-ups.
Change in daily phone use from the baseline period (weeks 0 and 1) to the follow-up period (weeks 17 to 18)Follow-up period (weeks 17 to 18)Single case analysis will compare daily phone use from the baseline period to the follow-up period. Daily use will be measured by screentime (in minutes) and number of pick-ups.
Change from pre-intervention (week 1) at follow-up (week 18) on the Multicultural Quality of Life Index.Follow-up (week 18)This measures of quality of life, producing a score between 1 and 10, with higher scores indicating greater quality of life.

Other

MeasureTime frameDescription
Qualitative interviewWeek 18In week 18, a qualitative interview will be conducted, based on Elliot's Change Interview. This will explore participants' experiences of the intervention and perceptions of related change.

Countries

United Kingdom

Outcome results

None listed

Source: ClinicalTrials.gov · Data processed: Feb 4, 2026