# Effectiveness of Influenza Vaccine Reminder Systems

> **NCT01852656** · NA · COMPLETED · sponsor: **Kaiser Permanente** · enrollment: 12255 (actual)

## Conditions studied

- Asthma
- Chronic Obstructive Pulmonary Disease

## Interventions

- **BEHAVIORAL:** Postcard and IVR Reminder Group
- **BEHAVIORAL:** Postcard Only Reminder Group
- **BEHAVIORAL:** IVR Only Reminder Group

## Key facts

- **NCT ID:** NCT01852656
- **Lead sponsor:** Kaiser Permanente
- **Sponsor class:** OTHER
- **Phase:** NA
- **Study type:** INTERVENTIONAL
- **Status:** COMPLETED
- **Start date:** 2012-09
- **Primary completion:** 2013-04
- **Final completion:** 2013-04
- **Target enrollment:** 12255 (ACTUAL)
- **Last updated:** 2013-05-14


## Primary source

ClinicalTrials.gov registry: https://clinicaltrials.gov/study/NCT01852656

## Citation

> US National Library of Medicine, ClinicalTrials.gov registration NCT01852656, "Effectiveness of Influenza Vaccine Reminder Systems". Retrieved via AI Analytics 2026-05-28 from https://api.ai-analytics.org/clinical/NCT01852656. Licensed CC0.

---

*[Clinical trials dataset](/datasets/clinical-trials) · CC0 1.0*