UMIN-CTR Clinical Trial
| Unique ID issued by UMIN | UMIN000033352 |
|---|---|
| Receipt number | R000038022 |
| Scientific Title | Effect of supplement on contrast sensitivity : a pilot study |
| Date of disclosure of the study information | 2018/07/13 |
| Last modified on | 2019/07/11 10:08:57 |
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Basic information
Public title
Effect of supplement on contrast sensitivity : a pilot study
Acronym
Effect of test supplement on contrast sensitivity
Scientific Title
Effect of supplement on contrast sensitivity : a pilot study
Scientific Title:Acronym
Effect of test supplement on contrast sensitivity
Region
| Japan |
Condition
Condition
Healthy adults
Classification by specialty
| Not applicable | Adult |
Classification by malignancy
Others
Genomic information
NO
Objectives
Narrative objectives1
This study aimed to verify the effect of test supplement on contrast sensitivity.
Basic objectives2
Efficacy
Basic objectives -Others
Trial characteristics_1
Trial characteristics_2
Developmental phase
Assessment
Primary outcomes
Contrast sensitivity
Key secondary outcomes
Macular pigment optical density, Subjective symptom questionnaire, Visual acuity, Best corrected visual acuity, Serum lutein and zeaxanthin concentration
Base
Study type
Interventional
Study design
Basic design
Single arm
Randomization
Non-randomized
Randomization unit
Blinding
Open -no one is blinded
Control
Uncontrolled
Stratification
NO
Dynamic allocation
NO
Institution consideration
Institution is not considered as adjustment factor.
Blocking
NO
Concealment
No need to know
Intervention
No. of arms
1
Purpose of intervention
Prevention
Type of intervention
| Food |
Interventions/Control_1
Ingestion of test supplement for 24 consecutive weeks
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
| 45 | years-old | <= |
Age-upper limit
| 65 | years-old | > |
Gender
Male and Female
Key inclusion criteria
(1) Subjects aged from 45 to 65 years old
(2) Subjects with low contrast sensitivity
Key exclusion criteria
(1) Subjects who have eye disease except refractive errors (e.g., Macular disease, optic media with advanced abnormalities)
(2) Subject who are myopia over -6D
(3) Subject who are daily corrected visual acuity less than 0.7 in both eyes
(4) Subjects who are best corrected visual acuity of less than 1.0
(5)Subjects who have under treatment or a history of serious disease (e.g., diabetes, liver disease, kidney disease, or heart disease)
(6)Subjects who have history of surgical resection of the gastrointestinal tract (except for appendectomy)
(7) Subjects who routinely take lutein or zeaxanthin containing supplement within the past year
(8) Subjects who have history of smoking within the past year
(9) Subjects who routinely take medicine (including eye drops) or health foods that may affect the results of this study
(10) Subjects who may have symptoms of hay fever during study period
(11) Subjects having possibilities for emerging allergy related to the study
(12) Subjects who are in long-term treatment (including medication, hospitalization, diet and exercise therapy )or are planning to take treatment during study period
(13) Subjects who are judged as unsuitable for the study based on the results of lifestyle questionnaire
(14) Subjects who are judged as unsuitable for the study based on the results of clinical and physical examination on baseline examination
(15) Subjects who intend to become pregnant or lactating
(16) Subjects who have participated in other clinical study
(17) Subjects who are judged as unsuitable by doctor for other reasons
Target sample size
30
Research contact person
Name of lead principal investigator
| 1st name | Kei |
| Middle name | |
| Last name | Yui |
Organization
FANCL Corporation
Division name
Research Institute, Health science research center
Zip code
244-0806
Address
12-13, Kamishinano, Totsuka-ku, Yokohama, Kanagawa
TEL
045-820-3755
ke-yui@fancl.co.jp
Public contact
Name of contact person
| 1st name | Hiroyasu |
| Middle name | |
| Last name | Shimada |
Organization
TTC Co.,Ltd.
Division name
Clinical Research Planning Department
Zip code
150-0021
Address
1-20-2, Ebisu-nishi, Shibuya-ku, Tokyo, Japan
TEL
03-5459-5329
Homepage URL
h.shimada@ttc-tokyo.co.jp
Sponsor or person
Institute
TTC Co.,Ltd.
Institute
Department
Personal name
Funding Source
Organization
FANCL Corporation
Organization
Division
Category of Funding Organization
Profit organization
Nationality of Funding Organization
Japan
Other related organizations
Co-sponsor
Name of secondary funder(s)
IRB Contact (For public release)
Organization
Aisei Hospital Ueno Clinic Research Ethics Committee
Address
2-18-6, Higashiueno, Taito-ku, Tokyo, Japan
Tel
03-6455-0880
t.saito@ttc-smo.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
医療法人健昌会 福島健康管理センター
いきいきクリニック
稲葉眼科
Other administrative information
Date of disclosure of the study information
| 2018 | Year | 07 | Month | 13 | 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
30
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
| 2018 | Year | 06 | Month | 28 | Day |
Date of IRB
| 2018 | Year | 06 | Month | 28 | Day |
Anticipated trial start date
| 2018 | Year | 07 | Month | 17 | Day |
Last follow-up date
| 2019 | Year | 02 | Month | 03 | Day |
Date of closure to data entry
Date trial data considered complete
Date analysis concluded
Other
Other related information
Management information
Registered date
| 2018 | Year | 07 | Month | 10 | Day |
Last modified on
| 2019 | Year | 07 | Month | 11 | Day |
Link to view the page
Value
https://center6.umin.ac.jp/cgi-open-bin/ctr_e/ctr_view.cgi?recptno=R000038022
