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NCT02559505 · ClinicalTrials.gov registry record · NA
Influenza Immunity in Children
A NA study, sponsored by University of Rochester.
- Completed
- Registry status
- NA
- Development phase
- 134
- Enrollment target
NCT02559505: Completed NA study, sponsored by University of Rochester.
NCT02559505 is a NA study that has completed, run by University of Rochester. The registered enrollment target is 134 participants, below the 1,404-participant average among 58,714 other NA trials with a reported enrollment target (90% lower). According to ClinicalTrials.gov, the official US trial registry.
The verdict
NCT02559505, a NA study, has completed, sponsored by University of Rochester.
- COMPLETED
- Registry status
- NA
- Development phase
- 134 participants
- Enrollment target
Study Summary
This study evaluates how different methods of early exposure to influenza (natural infection, live attenuated influenza vaccination, inactivated influenza vaccination) initially stimulate immunity and poise the immune system to respond to a future challenge with the inactivated influenza vaccine.
Primary Outcome
% H3- and nucleoprotein (NP)-specific CD4 T cells were measured using intracellular cytokine staining
Interventions
- BIOLOGICAL Seasonal IIV 0.25 mL dose
- OTHER Natural influenza infection
- BIOLOGICAL Seasonal IIV 0.5 mL dose
Trial Details
| Field | Value |
|---|---|
| Enrollment Target | 134 participants |
| Start Date | 2015-10 |
| Est. Completion | 2020-07-03 |
| Phase | NA |
What the finished NCT02559505 record still lists
NCT02559505 is an interventional study that assigns participants to a tested intervention. The registered 134 participants enrollment target is mid-sized for trials with a published cap, below the 1,404-participant average among 58,714 other NA trials with a reported enrollment target (90% lower).
The record links to 0 conditions, and to 3 interventions - of which Seasonal IIV 0.25 mL dose is the first listed.
NCT02559505 does not publish any study locations in the registry export this page uses.
Frequently Asked Questions
What is clinical trial NCT02559505 about?
NCT02559505 is a clinical study titled "Influenza Immunity in Children". This study evaluates how different methods of early exposure to influenza (natural infection, live attenuated influenza vaccination, inactivated influenza vaccination) initially stimulate immunity and poise the immune system to respond to a future challenge with the inactivated influenza vaccine.
What is the current status of trial NCT02559505?
This trial is currently completed. It is a NA study. The enrollment target is 134 participants. The study started on 2015-10. Estimated completion is 2020-07-03.
What interventions are being tested in trial NCT02559505?
The interventions under investigation include: Seasonal IIV 0.25 mL dose (BIOLOGICAL), Natural influenza infection (OTHER), Seasonal IIV 0.5 mL dose (BIOLOGICAL).
Who is sponsoring clinical trial NCT02559505?
This trial is sponsored by University of Rochester, which has 636 total clinical trials registered on ClinicalTrials.gov.
Learn More About Clinical Trials
How this trial's enrollment target compares
Where NCT02559505's enrollment target sits among peer trials
134 728th of 2000 higher than 1,272 of 2,000 other NA trials
participants (enrollment target), bucketed by value
Each bar is a band; taller bars hold more other NA trials. The dashed line + filled bar mark this entry. Hover or tap any bar for its full count and share, and where it sits relative to this entry.
Source ClinicalTrials.gov registry export · 2026-08-08
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