# Patient Portal Flu Vaccine Reminders (5)

> **NCT05525494** · NA · COMPLETED · sponsor: **University of California, Los Angeles** · enrollment: 262085 (actual)

## Conditions studied

- Influenza
- Respiratory Tract Infections

## Interventions

- **BEHAVIORAL:** Text Fixed R/R Messages with Direct Appointment Schedule Link
- **BEHAVIORAL:** Text Pre-Appointment Reminder
- **BEHAVIORAL:** Portal Pre-Commitment Prompt with Tailored R/R Messages with Direct Appointment Schedule Link
- **BEHAVIORAL:** Portal Fixed R/R Messages with Direct Appointment Schedule Link
- **BEHAVIORAL:** Portal Pre-Appointment Reminder

## Key facts

- **NCT ID:** NCT05525494
- **Lead sponsor:** University of California, Los Angeles
- **Sponsor class:** OTHER
- **Phase:** NA
- **Study type:** INTERVENTIONAL
- **Status:** COMPLETED
- **Start date:** 2022-09-07
- **Primary completion:** 2023-04-01
- **Final completion:** 2023-04-01
- **Target enrollment:** 262085 (ACTUAL)
- **Last updated:** 2024-08-07

## Collaborators

- [object Object]

## Primary source

ClinicalTrials.gov registry: https://clinicaltrials.gov/study/NCT05525494

## Citation

> US National Library of Medicine, ClinicalTrials.gov registration NCT05525494, "Patient Portal Flu Vaccine Reminders (5)". Retrieved via AI Analytics 2026-06-02 from https://api.ai-analytics.org/clinical/NCT05525494. Licensed CC0.

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