Serological Survey on Monitoring the Positive Rate After Vaccination of Inactivated Polio Vaccine (IPV)
Serological Survey on Monitoring the Population Immunity and Positive Rate After Vaccination of Inactivated Poliovirus Vaccine
Sponsor: Centers for Disease Control and Prevention, China
Listed as NCT02643446, this observational or N/A phase trial focuses on Poliomyelitis and remains completed. Sponsored by Centers for Disease Control and Prevention, China, it has been updated 12 times since 2015, reflecting substantial change activity. This study adds to the evidence base for this therapeutic area through structured, versioned documentation.
Status Flow
Change History
12 versions recorded-
Sep 2024 — Present [monthly]
Completed
-
Jul 2024 — Sep 2024 [monthly]
Completed
-
Dec 2021 — Jul 2024 [monthly]
Completed
-
Jan 2021 — Dec 2021 [monthly]
Completed
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Nov 2020 — Jan 2021 [monthly]
Completed
▶ Show 7 earlier versions
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Jun 2018 — Nov 2020 [monthly]
Completed
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May 2018 — Jun 2018 [monthly]
Completed
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Apr 2018 — May 2018 [monthly]
Completed
Phase: NA → None
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Aug 2017 — Apr 2018 [monthly]
Completed NA
Status: Enrolling By Invitation → Completed
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May 2017 — Aug 2017 [monthly]
Enrolling By Invitation NA
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Feb 2017 — May 2017 [monthly]
Enrolling By Invitation NA
Phase: PHASE4 → NA
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Jan 2017 — Feb 2017 [monthly]
Enrolling By Invitation PHASE4
First recorded
Aug 2015
Trial started
Per CT.gov start date — pre-dates our first snapshot
Eligibility Summary
No eligibility information available.
Contact Information
- Centers for Disease Control and Prevention, China
- Guangdong Center for Disease Prevention and Control
- Hubei Provincial Center for Disease Control and Prevention
- Jilin Center for Disease Control and Prevention
- Ningxia Center for Disease Control and Prevention
- Tianjin Center for Disease Control and Prevention
- World Health Organization
For direct contact, visit the study record on ClinicalTrials.gov .