Main
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Note: This record shows only 22 elements of the WHO Trial Registration Data Set. To view changes that have been made to the source record, or for additional information about this trial, click on the URL below to go to the source record in the primary register. |
Register:
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JPRN |
Last refreshed on:
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17 October 2023 |
Main ID: |
JPRN-UMIN000019411 |
Date of registration:
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06/11/2015 |
Prospective Registration:
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Yes |
Primary sponsor: |
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Public title:
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Effect of low-caffeine green tea against sleep and stress in the middle-aged people
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Scientific title:
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Effect of low-caffeine green tea against sleep and stress in the middle-aged people - Sleep and stress in the middle age |
Date of first enrolment:
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2015/11/06 |
Target sample size:
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20 |
Recruitment status: |
Complete: follow-up complete |
URL:
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https://center6.umin.ac.jp/cgi-open-bin/ctr_e/ctr_view.cgi?recptno=R000022449 |
Study type:
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Interventional |
Study design:
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Cross-over Randomized
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Phase:
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Not applicable
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Countries of recruitment
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Japan
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Contacts
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Name:
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Keiko Unno |
Address:
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52-1 Yada, Suruga-ku, Shizuoka
Japan |
Telephone:
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054-264-5731 |
Email:
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kendaiunno@gmail.com |
Affiliation:
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University of Shizuoka School of Pharmaceutical Sciences |
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Name:
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Keiko Unno |
Address:
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52-1 Yada, Suruga-ku, Shizuoka
Japan |
Telephone:
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054-264-5731 |
Email:
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kendaiunno@gmail.com |
Affiliation:
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University of Shizuoka School of Pharmaceutical Sciences |
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Key inclusion & exclusion criteria
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Inclusion criteria:
Exclusion criteria: Taking sleep-inducing drug and tranquilized; Smoker; Diagnosed as inadequate to participate in the study by a doctor
Age minimum:
40years-old
Age maximum:
65years-old
Gender:
Male and Female
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Health Condition(s) or Problem(s) studied
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Sleep, Stress
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Intervention(s)
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Low-caffeine green tea, for 1 week Green tea, for 1 week
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Primary Outcome(s)
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Alterations in brain waves and salivary amylase activity in the middle-aged people that drank green tea with lowered caffeine
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Secondary Outcome(s)
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Physical condition, Sleeping time, Replying to a questionnaire (subjective stress)
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Source(s) of Monetary Support
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University of Shizuoka
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Ethics review
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Status: YES
Approval date:
Contact:
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Results
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Results available:
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Yes |
Date Posted:
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Date Completed:
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04/12/2015 |
URL:
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