Effectiveness of Influenza Vaccine Reminder Systems
Public ClinicalTrials.gov record NCT01852656. Field values are reproduced from the official study page; the official ClinicalTrials.gov record remains the source of truth for eligibility, enrollment, and contact information.
Data is sourced from official ClinicalTrials.gov public API records. Always review the official ClinicalTrials.gov record for the latest information.
Official title
The Effectiveness and Cost of Different Methods of Reminders for Annual Influenza Immunization Among Adults With Asthma and Chronic Obstructive Pulmonary Disease
Study identification
- NCT ID
- NCT01852656
- Recruitment status
- Completed
- Study type
- Interventional
- Phase
- Not applicable
- Lead sponsor
- Kaiser Permanente
- Other
- Enrollment
- 12,255 participants
Conditions and interventions
Conditions
Interventions
- IVR Only Reminder Group Behavioral
- Postcard Only Reminder Group Behavioral
- Postcard and IVR Reminder Group Behavioral
Behavioral
Eligibility (public fields only)
- Age range
- 19 Years to 64 Years
- Sex
- All
- Healthy volunteers
- Healthy volunteers not accepted
This page does not interpret eligibility. Detailed inclusion and exclusion criteria are on the official ClinicalTrials.gov record.
Study timeline
- Start date
- Aug 31, 2012
- Primary completion
- Mar 31, 2013
- Completion
- Mar 31, 2013
- Last update posted
- May 13, 2013
2012 – 2013
United States locations
- U.S. sites
- 1
- U.S. states
- 1
- U.S. cities
- 1
| Facility | City | State | ZIP | Site status |
|---|---|---|---|---|
| Kaiser Permanente Colorado | Denver | Colorado | 80237 | — |
Site contact phone numbers, emails, and investigator names are intentionally not displayed here. Open the official ClinicalTrials.gov record for site contact information.
About this trial record page
- What this page shows
- Public field values for ClinicalTrials.gov record NCT01852656, including study identification, conditions, interventions, eligibility (age, sex, healthy volunteer), timeline, and U.S. site list.
- What this page does not do
- No medical advice, eligibility judgments, treatment recommendations, study quality scoring, or AI-generated medical summaries. No site contact phone numbers, emails, or investigator names.
- Where the data comes from
- Sourced from the official ClinicalTrials.gov public API. The official record is the source of truth.
- Last refresh
- Last update posted May 13, 2013 · Synced May 5, 2026
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Open the official record
The complete protocol, eligibility criteria, and contact information for NCT01852656 live on ClinicalTrials.gov.