UMIN-CTR Clinical Trial

Unique ID issued by UMIN UMIN000036582
Receipt number R000035308
Scientific Title Detection of Amblyopia in Vision Screening in 3-year-old Children in Japan
Date of disclosure of the study information 2019/05/01
Last modified on 2021/04/24 21:22:33

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Basic information

Public title

Detection of Amblyopia in Vision Screening
in 3-year-old Children in Japan

Acronym

Detection of Amblyopia in Vision Screening
in 3-year-old Children in Japan

Scientific Title

Detection of Amblyopia in Vision Screening
in 3-year-old Children in Japan

Scientific Title:Acronym

Detection of Amblyopia in Vision Screening
in 3-year-old Children in Japan

Region

Japan


Condition

Condition

amblyopia, strabismus

Classification by specialty

Ophthalmology Child

Classification by malignancy

Others

Genomic information

NO


Objectives

Narrative objectives1

We investigated whether tests of refractive error and strabismus can be used to detect eye diseases such as amblyopia in screening 3 year-old children.

Basic objectives2

Efficacy

Basic objectives -Others


Trial characteristics_1


Trial characteristics_2


Developmental phase



Assessment

Primary outcomes

Sensitivity and Specificity of the conventional test and the photoscreener test.

Key secondary outcomes



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

3 years-old <

Age-upper limit

4 years-old >=

Gender

Male and Female

Key inclusion criteria

The participants of the vision screening in 3 year old children

Key exclusion criteria

The participants whose guardians do not agree to the study,

Target sample size

300


Research contact person

Name of lead principal investigator

1st name Shion
Middle name
Last name Hayashi

Organization

Yamagata University Faculty of Medicine

Division name

Ophthalmology

Zip code

990-9585

Address

2-2-2 Iidanishi Yamagata

TEL

023-628-5374

Email

shionhaneda055@gmail.com


Public contact

Name of contact person

1st name Shion
Middle name
Last name Hayashi

Organization

Yamagata University Faculty of Medicine

Division name

Ophthalmology

Zip code

990-9585

Address

2-2-2 Iidanishi Yamagata

TEL

023-628-5374

Homepage URL


Email

shionhaneda055@gmail.com


Sponsor or person

Institute

Yamagata University Faculty of Medicine

Institute

Department

Personal name



Funding Source

Organization

self funding

Organization

Division

Category of Funding Organization

Self funding

Nationality of Funding Organization



Other related organizations

Co-sponsor


Name of secondary funder(s)



IRB Contact (For public release)

Organization

Yamagata University Faculty of Medicine

Address

2-2-2 Iidanishi Yamagata

Tel

023-628-5047

Email

ikekenkyu@jm.kj.yamagata-u.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

2019 Year 05 Month 01 Day


Related information

URL releasing protocol


Publication of results

Partially published


Result

URL related to results and publications


Number of participants that the trial has enrolled

800

Results


Results date posted


Results Delayed


Results Delay Reason


Date of the first journal publication of results

2021 Year 02 Month 01 Day

Baseline Characteristics


Participant flow


Adverse events


Outcome measures


Plan to share IPD


IPD sharing Plan description



Progress

Recruitment status

No longer recruiting

Date of protocol fixation

2018 Year 04 Month 01 Day

Date of IRB

2018 Year 04 Month 16 Day

Anticipated trial start date

2018 Year 04 Month 28 Day

Last follow-up date

2021 Year 03 Month 31 Day

Date of closure to data entry


Date trial data considered complete


Date analysis concluded



Other

Other related information

The criterion used to identify children requiring treatment was a corrected visual acuity in one eye of over 0.15 logMAR as indicated by the detailed examination.


Management information

Registered date

2019 Year 04 Month 23 Day

Last modified on

2021 Year 04 Month 24 Day



Link to view the page

Value
https://center6.umin.ac.jp/cgi-open-bin/ctr_e/ctr_view.cgi?recptno=R000035308


Research Plan
Registered date File name

Research case data specifications
Registered date File name

Research case data
Registered date File name