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Name
UMIN ID

Recruitment status Enrolling by invitation
Unique ID issued by UMIN UMIN000047502
Receipt No. R000054168
Scientific Title A longitudinal observational study on the relationship between gaming addiction and internalizing among adolescents.
Date of disclosure of the study information 2022/04/16
Last modified on 2022/07/13

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Basic information
Public title A longitudinal observational study on the relationship between gaming addiction and internalizing among adolescents.
Acronym SPEG_L
Scientific Title A longitudinal observational study on the relationship between gaming addiction and internalizing among adolescents.
Scientific Title:Acronym SPEG_L
Region
Japan

Condition
Condition (Internet) gaming disorder
Classification by specialty
Pediatrics Psychiatry
Classification by malignancy Others
Genomic information NO

Objectives
Narrative objectives1 This study will examine the longitudinal relationship between gaming disorder and internalizing among adolescents. The primary hypothesis is that the effect size of GD predicting internalizing will be larger than that of internalizing predicting later when measured one-year apart.
Basic objectives2 Others
Basic objectives -Others This study will examine protective and risk factors that predict the longitudinal relationship between gaming disorder and internalizing.
Trial characteristics_1
Trial characteristics_2
Developmental phase

Assessment
Primary outcomes GAMES test
Key secondary outcomes Lemmens' internet gaming disorder scale

Base
Study type Observational

Study design
Basic design
Randomization
Randomization unit
Blinding
Control
Stratification
Dynamic allocation
Institution consideration
Blocking
Concealment

Intervention
No. of arms
Purpose of intervention
Type of intervention
Interventions/Control_1
Interventions/Control_2
Interventions/Control_3
Interventions/Control_4
Interventions/Control_5
Interventions/Control_6
Interventions/Control_7
Interventions/Control_8
Interventions/Control_9
Interventions/Control_10

Eligibility
Age-lower limit
16 years-old <=
Age-upper limit
18 years-old >=
Gender Male and Female
Key inclusion criteria (1) is between the age of 16 and 18, (2) is currently enrolled in a high school, (3) can complete the questionnaire one year later, (4), play video games on a weekly basis (King, Herd, & Delfabbro, 2018), and (5) have the Japanese proficiency of a junior high school level.
Key exclusion criteria None
Target sample size 200

Research contact person
Name of lead principal investigator
1st name Masaya
Middle name
Last name Ito
Organization National Center of Neurology and Psychiatry
Division name National Center for Cognitive Behavior Therapy and Research
Zip code 187-8551
Address Ogawahigashi 4-1-1, Kodaira, Tokyo, JAPAN
TEL +81-42-341-2711
Email masaya-ito@umin.ac.jp

Public contact
Name of contact person
1st name Toshitaka
Middle name
Last name Hamamura
Organization National Center of Neurology and Psychiatry
Division name National Center for Cognitive Behavior Therapy and Research
Zip code 187-8551
Address Ogawahigashi 4-1-1, Kodaira, Tokyo, JAPAN
TEL +81-42-341-2711
Homepage URL
Email toshitaka-hamamura@umin.ac.jp

Sponsor
Institute National Center for Cognitive Behavior Therapy and Research, National Center Hospital of Neurology and Psychiatry
Institute
Department

Funding Source
Organization Japan Society for the Promotion of Science
Organization
Division
Category of Funding Organization Japanese Governmental office
Nationality of Funding Organization

Other related organizations
Co-sponsor
Name of secondary funder(s)

IRB Contact (For public release)
Organization Institutional Review Board at National Center Hospital of Neurology and Psychiatry
Address Ogawahigashi 4-1-1, Kodaira, Tokyo, JAPAN, 187-8551
Tel +81-42-341-2711
Email ml_rinrijimu@ncnp.go.jp

Secondary IDs
Secondary IDs NO
Study ID_1
Org. issuing International ID_1
Study ID_2
Org. issuing International ID_2
IND to MHLW

Institutions
Institutions

Other administrative information
Date of disclosure of the study information
2022 Year 04 Month 16 Day

Related information
URL releasing protocol
Publication of results Unpublished

Result
URL related to results and publications
Number of participants that the trial has enrolled
Results
Results date posted
Results Delayed
Results Delay Reason
Date of the first journal publication of results
Baseline Characteristics
Participant flow
Adverse events
Outcome measures
Plan to share IPD
IPD sharing Plan description

Progress
Recruitment status Enrolling by invitation
Date of protocol fixation
2022 Year 02 Month 02 Day
Date of IRB
2022 Year 02 Month 02 Day
Anticipated trial start date
2022 Year 04 Month 18 Day
Last follow-up date
2024 Year 01 Month 31 Day
Date of closure to data entry
Date trial data considered complete
Date analysis concluded

Other
Other related information We will recruit participants from a registered pool of a research marketing company. For examining sex differences, boys and girls will be recruited with a 1:1 ratio.

Management information
Registered date
2022 Year 04 Month 16 Day
Last modified on
2022 Year 07 Month 13 Day


Link to view the page
URL(English) https://center6.umin.ac.jp/cgi-open-bin/ctr_e/ctr_view.cgi?recptno=R000054168

Research Plan
Registered date File name

Research case data specifications
Registered date File name

Research case data
Registered date File name


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