RSV Immunisation Status in Queensland (Australia)

NCT07615192 — Completed, 1113 participants, Sanofi

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RegistryNCT07615192
StatusCompleted
Study typeObservational
Enrollment1113 (Actual)
SponsorSanofi (Industry)
ConditionsRSV Immunization
InterventionsNirsevimab Respiratory Syncytial Virus monoclonal antibody (Biological)
Datesstart 2026-05-29, primary completion 2026-09-30, completion 2026-09-30, first posted 2026-05-29, last updated 2026-10-14
Locations1 site in Australia

Related Papers Related Patents Related Grants Related Experts
All trials for RSV Immunization All trials of Nirsevimab Respiratory Syncytial Virus monoclonal antibody

-Summary

The primary objective of this study is to determine the nirsevimab immunisation rate in eligible infants (according to Queensland Paediatric Respiratory Syncytial Virus Prevention Program recommendation) in Queensland, Australia.

The study will focus on:

1\. Assessing the immunisation rates among eligible infants (born from 1 February 2024 to 15 April 2025) in their first Respiratory Syncytial Virus (RSV)-season in Queensland.

Secondary objectives of this study are as follows:

1. To analyse reasons of parents to decide for or against immunisation of their infant with nirsevimab.

1. This objective aims to assess potential influencing factors and evaluate the changes in acceptance across the three cohorts prior and post recommendation.
2. In this regard, demographic factors (e.g. education, income) will be included in the analysis where applicable to gain insights on their potential impact.
2. To assess immunisation rates for further subgroups, e.g. by: a) risk group (defined chronic condition or pre-term birth status), b) regional areas of Queensland.
3. To compare the vaccination coverage rate estimates with data captured via the Australian Immunisation Register.

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+Arms and interventions

ArmTypeInterventionsDescription
Cohort 1Biological: Nirsevimab Respiratory Syncytial Virus monoclonal antibodyInfants born in Queensland, Australia from February 1 2024 to 15 April 2025
  • Nirsevimab Respiratory Syncytial Virus monoclonal antibody (Biological): This study will not administer any treatment, only observe the treatment as prescribed in real-world clinical practice

+Outcome measures

Primary outcomes

  • The proportion of immunised infants among all enrolled infants [March 2026-May 2026]: A descriptive analysis of immunisation status (yes/no) will be performed using summary statistics.
  • Type of immunisation [March 2026-May 2026]: A descriptive analysis of immunisation status (yes/no) will be performed using summary statistics.
  • Location of immunization [March 2026-May 2026]: A descriptive analysis of immunisation status (yes/no) will be performed using summary statistics.

+Eligibility

Sex: All, ages: 18 Years to any, accepts healthy volunteers

Inclusion Criteria:

* Be a parent of an infant born between 1 February 2024 and 15 April 2025
* Be at least 18 years of age
* Reside in Queensland, Australia
* Read and agree to the Participant Information and Consent Form (PICF) before proceeding to the survey
* Agree with Adverse Event (AE) reporting requirements before proceeding to the survey

Exclusion Criteria:

\- Have participated in any studies on infant respiratory diseases in the past 4 months

The above information is not intended to contain all considerations relevant to a potential participation in a clinical trial.

+Locations (1)

FacilityCityCountryStatus
Paratus Clinical ResearchBrisbane, QueenslandAustralia