# Evaluation of the Effectiveness of Vaccination With 2009 H1N1 Vaccines During Influenza Season 2010-11

> **NCT01206114** · — · COMPLETED · sponsor: **Finnish Institute for Health and Welfare** · enrollment: 2351 (actual)

## Conditions studied

- Influenza Caused by the 2009 H1N1 Influenza Virus

## Interventions

- **OTHER:** Follow-up
- **OTHER:** Follow-up

## Key facts

- **NCT ID:** NCT01206114
- **Lead sponsor:** Finnish Institute for Health and Welfare
- **Sponsor class:** OTHER_GOV
- **Phase:** —
- **Study type:** OBSERVATIONAL
- **Status:** COMPLETED
- **Start date:** 2010-09
- **Primary completion:** 2011-04
- **Final completion:** 2014-09
- **Target enrollment:** 2351 (ACTUAL)
- **Last updated:** 2014-09-25


## Primary source

ClinicalTrials.gov registry: https://clinicaltrials.gov/study/NCT01206114

## Citation

> US National Library of Medicine, ClinicalTrials.gov registration NCT01206114, "Evaluation of the Effectiveness of Vaccination With 2009 H1N1 Vaccines During Influenza Season 2010-11". Retrieved via AI Analytics 2026-06-05 from https://api.ai-analytics.org/clinical/NCT01206114. Licensed CC0.

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