UMIN-CTR Clinical Trial

Basic information
Public title	A systematic review of gratitude interventions examining mental health outcomes among workers.
Acronym	A systematic review of gratitude interventions among workers.
Scientific Title	A systematic review of gratitude interventions examining mental health outcomes among workers.
Scientific Title:Acronym	A systematic review of gratitude interventions among workers.
Region	Japan

Condition
Condition	Not applicable
Classification by specialty	Not applicable
Classification by malignancy	Others
Genomic information	NO

Objectives
Narrative objectives1	The aim of this systematic review is to investigate the effect of gratitude intervention among workers using a randomized controlled trial design. (Gratitude intervention is activities designed to cultivate a sense of gratefulness) 1) to investigate the effects of gratitude intervention among workers. 2) to investigate how to conduct gratitude intervention (e.g. way to provide, intervention content, period, frequency).
Basic objectives2	Others
Basic objectives -Others	The secondary aim of this systematic review is to investigate the others such as region or target occupation.
Trial characteristics_1
Trial characteristics_2
Developmental phase

Assessment
Primary outcomes	Mental health outcomes
Key secondary outcomes

Base
Study type	Others,meta-analysis etc

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	18 years-old <=
Age-upper limit	Not applicable
Gender	Male and Female
Key inclusion criteria	worker
Key exclusion criteria	Not applicable
Target sample size

Research contact person
Name of lead principal investigator	1st name Norito Middle name Last name Kawakami
Organization	Graduate School of Medicine, the University of Tokyo
Division name	Department of Mental health
Zip code	113-0033
Address	7-3-1 Hongo, Bunkyo-ku, Tokyo, 113-0033, Japan
TEL	03-5841-3364
Email	norito@m.u-tokyo.ac.jp

Public contact
Name of contact person	1st name Norito Middle name Last name Kawakami
Organization	Graduate School of Medicine, the University of Tokyo
Division name	Department of Mental health
Zip code	113-0033
Address	7-3-1 Hongo, Bunkyo-ku, Tokyo, 113-0033, Japan
TEL	03-5841-3364
Homepage URL
Email	norito@m.u-tokyo.ac.jp

Sponsor
Institute	Department of Mental Health, Graduate School of Medicine, The University of Tokyo
Institute
Department

Funding Source
Organization	Self funding.
Organization
Division
Category of Funding Organization	Self funding
Nationality of Funding Organization	JPN

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

IRB Contact (For public release)
Organization	Department of Mental Health, Graduate School of Medicine, The University of Tokyo
Address	7-3-1 Hongo, Bunkyo-ku, Tokyo, 113-0033, Japan
Tel	03-5841-3364
Email	norito@m.u-tokyo.ac.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	2020 Year 03 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	8
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	Completed
Date of protocol fixation	2019 Year 09 Month 01 Day
Date of IRB	2019 Year 09 Month 01 Day
Anticipated trial start date	2019 Year 09 Month 01 Day
Last follow-up date	2020 Year 05 Month 31 Day
Date of closure to data entry
Date trial data considered complete
Date analysis concluded

Other

Other related information

Systematic review / meta-analysis. This study is to examine the effect of gratitude intervention on mental health outcomes among workers using a randomized controlled trial design. The eligibility criteria are as follows. 1) the study design is a randomized controlled trial, 2) the participants are workers, 3) the intervention includes gratitude intervention and 4) the study was written in English.

Management information
Registered date	2020 Year 03 Month 12 Day
Last modified on	2022 Year 09 Month 17 Day

Link to view the page
URL(English)	https://center6.umin.ac.jp/cgi-open-bin/icdr_e/ctr_view.cgi?recptno=R000045373