Unique ID issued by UMIN | UMIN000043402 |
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Receipt number | R000049553 |
Scientific Title | Monitoring of influenza vaccine effectiveness among Japanese children (2020/21 - 2026/27 season) |
Date of disclosure of the study information | 2021/02/22 |
Last modified on | 2024/01/12 16:41:39 |
Monitoring of influenza vaccine effectiveness among Japanese children (2020/21 - 2026/27 season)
Monitoring of influenza vaccine effectiveness among Japanese children (2020/21 - 2026/27 season)
Monitoring of influenza vaccine effectiveness among Japanese children (2020/21 - 2026/27 season)
Monitoring of influenza vaccine effectiveness among Japanese children (2020/21 - 2026/27 season)
Japan |
Influenza
Infectious disease | Pediatrics |
Others
NO
We aim to monitor influenza vaccine effectiveness among Japanese children.
Efficacy
Laboratory-confirmed influenza
Observational
6 | months-old | <= |
6 | years-old | > |
Male and Female
For 2020/21 to 2022/23 season
1) Children with influenza-like illness (ILI) who visited collaborating pediatric clinics in Osaka/Fukuoka prefecture, Japan, during the 2020/21, 2021/22 and 2022/23 influenza season
2) Aged less than 3 years at the time of visit
3) Those who visited the clinics within 7 days after onset of fever (38.0 degree)
For 2023/24 to 2026/27 season
1) Children with influenza-like illness (ILI) who visited collaborating pediatric clinics in Osaka/Fukuoka prefecture, Japan, during the 2020/21, 2021/22 and 2022/23 influenza season
2) Aged less than 6 years at the time of visit
3) Those who visited the clinics within 7 days after onset of fever (38.0 degree)
Subjects are excluded if they:
- are aged less than 6 months, as of the last October 1st before each season
- have a history of anaphylaxis after influenza vaccination
- had been administered influenza antivirals for the current ILI
- experienced the current ILI during the hospitalization
- are institutionalized
- are non-residents in Osaka/Fukuoka prefecture, Japan
- are judged to be inappropriate for participation by doctors in charge
5250
1st name | Wakaba |
Middle name | |
Last name | Fukushima |
Osaka Metropolitan University Graduate School of Medicine
Department of Public Health
545-8585
1-4-3, Asahi-machi, Abeno-ku, Osaka 545-8585, Japan
06-6645-3756
wakaba@omu.ac.jp
1st name | Wakaba |
Middle name | |
Last name | Fukushima |
Osaka Metropolitan University Graduate School of Medicine
Department of Public Health
545-8585
1-4-3, Asahi-machi, Abeno-ku, Osaka 545-8585, Japan
06-6645-3756
wakaba@omu.ac.jp
Osaka Metropolitan University
Ministry of Health, Labour and Welfare, Japan
Japanese Governmental office
Ethical Committee of Osaka Metropolitan University Graduate School of Medicine
Abeno Medix 6F, 1-2-7, Asahi-machi, Abeno-ku, Osaka 545-8585, Japan
06-6645-3456
gr-a-knky-ethics@omu.ac.jp
NO
大阪公立大学大学院医学研究科公衆衛生学(大阪府)、大阪健康安全基盤研究所(大阪府)、ふじおか小児科(大阪府)、松下こどもクリニック(大阪府)、くぼたこどもクリニック(大阪府)、八木小児科(大阪府)、高崎小児科医院(福岡県)、しんどう小児科医院(福岡県)、きよまつ小児科医院(福岡県)
2021 | Year | 02 | Month | 22 | Day |
Unpublished
424
Vaccine effectiveness
2022/23 season: 77% for 1 dose, 2% for 2 doses
2024 | Year | 01 | Month | 12 | Day |
Enrolling by invitation
2020 | Year | 10 | Month | 01 | Day |
2020 | Year | 10 | Month | 01 | Day |
2023 | Year | 01 | Month | 23 | Day |
2027 | Year | 06 | Month | 30 | Day |
1) Study design: case-control study (test-negative design)
2) Cases and controls: cases are subjects with positive results for influenza tested by real-time reverse transcription polymerase chain reaction using nasal discharge specimen, whereas controls are subjects with negative results
3) Exposure: history of influenza vaccination during the each season
2021 | Year | 02 | Month | 21 | Day |
2024 | Year | 01 | Month | 12 | Day |
Value
https://center6.umin.ac.jp/cgi-open-bin/ctr_e/ctr_view.cgi?recptno=R000049553
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