# Chatbot-delivered Theory-based Online Intervention in Increasing Seasonal Influenza Vaccination Uptake Among Children Aged 3-6 Years

> **NCT07687719** · NA · NOT_YET_RECRUITING · sponsor: **Chinese University of Hong Kong** · enrollment: 426 (estimated)

## Conditions studied

- Behavior Change

## Interventions

- **BEHAVIORAL:** Stage-of-change-tailored intervention
- **BEHAVIORAL:** Non-stage-of-change-tailored intervention

## Key facts

- **NCT ID:** NCT07687719
- **Lead sponsor:** Chinese University of Hong Kong
- **Sponsor class:** OTHER
- **Phase:** NA
- **Study type:** INTERVENTIONAL
- **Status:** NOT_YET_RECRUITING
- **Start date:** 2026-08-01
- **Primary completion:** 2027-10-31
- **Final completion:** 2027-10-31
- **Target enrollment:** 426 (ESTIMATED)
- **Last updated:** 2026-07-07


## Primary source

ClinicalTrials.gov registry: https://clinicaltrials.gov/study/NCT07687719

## Citation

> US National Library of Medicine, ClinicalTrials.gov registration NCT07687719, "Chatbot-delivered Theory-based Online Intervention in Increasing Seasonal Influenza Vaccination Uptake Among Children Aged 3-6 Years". Retrieved via MORVS 2026-10-20 from https://api.morvs.ai/clinical/NCT07687719. Licensed CC0.

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