Unique ID issued by UMIN | UMIN000024362 |
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Receipt number | R000028045 |
Scientific Title | Effects of catechin-derivative-treated masks on the prevention of influenza infection: an exploratory randomized study |
Date of disclosure of the study information | 2016/10/14 |
Last modified on | 2020/01/21 09:46:30 |
Effects of catechin-derivative-treated masks on the prevention of influenza infection: an exploratory randomized study
Effects of catechin-derivative-treated masks on the prevention of influenza infection
Effects of catechin-derivative-treated masks on the prevention of influenza infection: an exploratory randomized study
Effects of catechin-derivative-treated masks on the prevention of influenza infection
Japan |
Influenza infection
Medicine in general |
Others
NO
To investigate the effects catechin-derivative-treated masks on the prevention of influenza infection
Efficacy
Exploratory
Others
Not applicable
Incidence rate of influenza-like illness during the study period
1)Incidence rate of laboratory-confirmed influenza A or B virus infection
2)Incidence rate of laboratory-confirmed influenza infection or influenza-like illness
3)Incidence rate of acute upper respiratory tract infection
4)Mask-wearing rate
5)Incidence of adverse device effect and defect
Interventional
Parallel
Randomized
Individual
Double blind -all involved are blinded
Placebo
YES
NO
Institution is considered as a block.
YES
No need to know
2
Prevention
Other |
Catechin-derivative-treated mask/60 days
Non-catechin-derivative-treated mask/60 days
20 | years-old | <= |
Not applicable |
Male and Female
1)Written informed consent obtained before participation
2)Aged 20 years old or older
3)Opportunity to interact with influenza infected subjects
4)Willing and able to wear masks during the study period
5)Willing and able to fill out questionnaires
1)Green tea allergy
2)Allergy to mask material
3)Severe immune disease
4)Chronic systemic infectious disease
5)History of influenza infection within the previous 6 months and influenza infection within 24 hours after participation
6)Subjects diagnosed by a physician inappropriate to participate in the study
250
1st name | |
Middle name | |
Last name | Hiroshi Yamada |
University of Shizuoka
School of Pharmaceutical Sciences
52-1 Yada, Suruga-ku, Shizuoka, Japan
+81-54-264-5762
hyamada@u-shizuoka-ken.ac.jp
1st name | |
Middle name | |
Last name | Hiroshi Yamada |
University of Shizuoka
School of Pharmaceutical Sciences
52-1 Yada, Suruga-ku, Shizuoka, Japan
+81-54-264-5762
http://u-shizuoka-ken.ac.jp
hyamada@u-shizuoka-ken.ac.jp
University of Shizuoka
Japan Society for the Promotion of Science
Other
Japan
White Cross Nursing Home
Osaka University
None
NO
静岡県立大学(静岡県)/University of Shizuoka(Shizuoka)
2016 | Year | 10 | Month | 14 | Day |
Published
Main results already published
2016 | Year | 08 | Month | 10 | Day |
2016 | Year | 11 | Month | 15 | Day |
2017 | Year | 03 | Month | 31 | Day |
2017 | Year | 07 | Month | 30 | Day |
2017 | Year | 08 | Month | 30 | Day |
2017 | Year | 09 | Month | 30 | Day |
2016 | Year | 10 | Month | 11 | Day |
2020 | Year | 01 | Month | 21 | Day |
Value
https://center6.umin.ac.jp/cgi-open-bin/ctr_e/ctr_view.cgi?recptno=R000028045
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