AsthmaNCT00626808
A Post Marketing Evaluation of the Effectiveness of FluMist Risk Minimization Plan in Children
An observational study of Asthma and Wheezing, run by MedImmune LLC at 1 site in United States.
Trial summary
This is a retrospective cohort study of children included in a large medical insurance claims database. Read more about this study
- Who is it for?
- Any age
- Conditions the study is for
- Asthma, Wheezing, Immunosuppression
- How many people
- 321,697 participants
- Where
- 1 siteUnited States
- Study dates
- Oct 2007to Mar 2010
- Phase
- Observational
- Are there results?
- Yes, posted in the registrySummary in the doctors' view
Key requirements
Who can take part, as listed by the sponsor. Only the study team can confirm whether you are eligible, so take this list to your doctor.
- Ages Any age
- All sexes
- No healthy volunteers
- Child, Adult, Older adult
Study population: Children < 60 months of age.
- Children less than 24 months of age during August through January/February.
- Children <24 to 59 months of age during August through January/February, with:
- two outpatient claims for asthma, or
- one inpatient/emergency room claim for asthma, or
- one outpatient claim for asthma and at least one SABA prescription during a defined 12-month period.
- Children <24 to 59 months of age during August through January/February, without any claims associated with a diagnosis of asthma, but with at least one dispensing for SABA, as indicated by pharmacy claims during a defined 12-month period.
- Children 24 to 59 months of age during August to January/February with evidence of immunosuppression prior to the date of influenza vaccination based on available medical and pharmacy claims.
Trial locations and contacts
1 site in 1 country.
United States1 site
Research Site
Research Triangle Park, North Carolina
About this study
Official title: A Post Marketing Evaluation of the Effectiveness of the Risk Minimization Plan For Use of FluMist Among Children Less Than 5 Years of Age
This is a retrospective cohort study of children included in a large medical insurance claims database.
Read the detailed description
- To evaluate the rate of FluMist administration compared to other influenza vaccine use in the following pediatric populations:
- Children younger than 24 months of age
- Children 24-59 months of age with a claim associated with a diagnosis of asthma
- Children 24-59 months of age without a claim associated with a diagnosis of asthma, but with dispensed medication for wheezing
- Children 24-59 months of age with immunosuppression
- To describe, in children in the above populations who receive FluMist, the type and number of Emergency Room visits or hospitalizations associated with an insurance claim within 42 days of receiving FluMist
- To explore the rationale for FluMist immunization of pediatric populations that are excluded from recommended usage by characterizing the use in these populations
- Conditions
- Asthma, Wheezing, Immunosuppression
- Being tested
- No Intervention
- Medical subject headings
- Asthma, Respiratory Sounds
What participants receive
What participants receive. In a randomised study each person is assigned to one group by chance.
No InterventionDrug
There were no interventions. No subjects were enrolled in this retrospective database study.
| Study group | Role | What they receive |
|---|---|---|
| 1 | Children less than 24 months of age Receives: Drug: No Intervention | |
| 2 | Children 24 to 59 months of age with a claim associated with a diagnosis of asthma Receives: Drug: No Intervention | |
| 3 | Children 24 to 59 months of age without a claim associated with a diagnosis of asthma, but with dispensed medication for wheezing Receives: Drug: No Intervention | |
| 4 | Children 24-59 months of age with immunosuppression Receives: Drug: No Intervention |
What is being measured
The primary outcome is the main question the study is designed to answer.
FluMist Use in Participants up to 59 Months of Age
Among participants up to 59 months of age who received any flu vaccine, number who received FluMist
Measured: 2009-2010
Vaccinating Physician Specialty: Pediatrician or Pediatric Specialist
Specialty of vaccinating physician who provided FluMist.
Measured: 2009-2010
Vaccinating Physician Specialty: General/Family Practitioner
Specialty of vaccinating physician who provided FluMist
Measured: 2009-2010
Vaccinating Physician Specialty: Other
Specialty of vaccinating physician who provided FluMist
Measured: 2009-2010
Vaccinating Physician Specialty: Unknown
Specialty of vaccinating physician who provided FluMist
Measured: 2009-2010
Geographic Region: Northeastern
Geographic region of parents' residence among participants receiving FluMist
Measured: 2009-2010
Geographic Region: North Central
Geographic region of parents' residence among participants receiving FluMist
Measured: 2009-2010
Geographic Region: Southern
Geographic region of parents' residence among participants receiving FluMist
Measured: 2009-2010
Geographic Region: Western
Geographic region of parents' residence among participants receiving FluMist
Measured: 2009-2010
Number of Outpatient Visits: 0
Among participants vaccinated with FluMist, the number who had 0 outpatient visits in the 3 months prior to vaccination
Measured: 2009-2010
Number of Outpatient Visits: 1
Among participants vaccinated with FluMist, the number who had 1 outpatient visit in the 3 months prior to vaccination
Measured: 2009-2010
Number of Outpatient Visits: 2 or More
Among participants vaccinated with FluMist, the number who had 2 or more outpatient visits in the 3 months prior to vaccination
Measured: 2009-2010
Number of Days With a Respiratory Claim in 28 Days Prior to Vaccination: 0
Among participants vaccinated with FluMist, the number of days with a respiratory claim (asthma, acute respiratory distress, bronchospasm, influenza, respiratory syncytial virus, bronchiolitis, bronchitis, pneumonia, croup, sinusitis, adenovirus infection, coxsackie virus infection, rhinovirus infection, nasopharyngitis, laryngitis and tracheitis, upper respiratory infection, cough) in the 28 days prior to vaccination.
Measured: 2009-2010
Number of Days With a Respiratory Claim in 28 Days Prior to Vaccination: 1
Among participants vaccinated with FluMist, the number of days with a respiratory claim (asthma, acute respiratory distress, bronchospasm, influenza, respiratory syncytial virus, bronchiolitis, bronchitis, pneumonia, croup, sinusitis, adenovirus infection, coxsackie virus infection, rhinovirus infection, nasopharyngitis, laryngitis and tracheitis, upper respiratory infection, cough) in the 28 days prior to vaccination.
Measured: 2009-2010
Number of Days With a Respiratory Claim in 28 Days Prior to Vaccination: 2 or More
Among participants vaccinated with FluMist, the number of days with a respiratory claim (asthma, acute respiratory distress, bronchospasm, influenza, respiratory syncytial virus, bronchiolitis, bronchitis, pneumonia, croup, sinusitis, adenovirus infection, coxsackie virus infection, rhinovirus infection, nasopharyngitis, laryngitis and tracheitis, upper respiratory infection, cough) in the 28 days prior to vaccination.
Measured: 2009-2010
Timeline
From the start of the study to its completion; the mark is today. Estimated dates are the sponsor’s plan.
- First posted29 Feb 2008 (estimated)
- Study startOct 2007
- Primary completionMar 2010
- Study completionMar 2010
Resources
- Official record on ClinicalTrials.govThe registry entry this page is built from, with its full change history.
- Posted resultsParticipant flow, outcome measures and adverse events reported by the sponsor.
- Other trials for AsthmaStudies of the same condition, open and under way.
- What the trial phases meanHow a treatment moves from first tests in people to approval.
More details
For doctors and researchers: how the study is designed, who runs it, and its registry IDs.
Study design
- Study type
- Observational
- Observational model
- Cohort
- Time perspective
- Retrospective
- Enrolment
- 321,697 participants (actual)
Sponsor and investigators
- Lead sponsor
- MedImmune LLC
- Sponsor type
- Industry (pharma, biotech, devices)
- Collaborators
- RTI International
- Responsible party
- Sponsor
- Investigators
- Chris Ambrose, M.D., Study director, MedImmune LLC
IDs, dates and publications
- ClinicalTrials.gov ID
- NCT00626808
- Sponsor's protocol ID
- MI-MA175
- Status last verified
- Jul 2014
- First submitted
- 20 Feb 2008
- Last updated
- 12 Aug 2014
- Results posted
- Yes, on ClinicalTrials.gov
- Data monitoring committee
- No
Study at a glance
From the registry record, last updated by the sponsor on 12 Aug 2014. Recruitment status is as the sponsor reported it: confirm with the study team.
- Official title
- A Post Marketing Evaluation of the Effectiveness of the Risk Minimization Plan For Use of FluMist Among Children Less Than 5 Years of Age
- ClinicalTrials.gov ID
- NCT00626808
- Acronym / sponsor ID
- MI-MA175
- Conditions
- Asthma, Wheezing, Immunosuppression
- Study type
- Observational
- Recruitment status
- Completed
- Enrolment
- 321,697 participants (actual)
- Lead sponsor
- MedImmune LLCIndustry (pharma, biotech, devices)
- Collaborators
- RTI International
- Study start
- Oct 2007
- Primary completion
- Mar 2010 (actual)
- Study completion
- Mar 2010 (actual)
- First posted
- 29 Feb 2008 (estimated)
- Results
- Posted 12 Aug 2014
Clinical summary
The research question as the sponsor registered it. This describes what the study plans to test, not what it found.
This is a retrospective cohort study of children included in a large medical insurance claims database.
Detailed description
- To evaluate the rate of FluMist administration compared to other influenza vaccine use in the following pediatric populations:
- Children younger than 24 months of age
- Children 24-59 months of age with a claim associated with a diagnosis of asthma
- Children 24-59 months of age without a claim associated with a diagnosis of asthma, but with dispensed medication for wheezing
- Children 24-59 months of age with immunosuppression
- To describe, in children in the above populations who receive FluMist, the type and number of Emergency Room visits or hospitalizations associated with an insurance claim within 42 days of receiving FluMist
- To explore the rationale for FluMist immunization of pediatric populations that are excluded from recommended usage by characterizing the use in these populations
Study design
- Observational model
- Cohort
- Time perspective
- Retrospective
- Number of arms
- 4
| Arm | Type | Receives |
|---|---|---|
| 1 | – | Drug: No InterventionChildren less than 24 months of age |
| 2 | – | Drug: No InterventionChildren 24 to 59 months of age with a claim associated with a diagnosis of asthma |
| 3 | – | Drug: No InterventionChildren 24 to 59 months of age without a claim associated with a diagnosis of asthma, but with dispensed medication for wheezing |
| 4 | – | Drug: No InterventionChildren 24-59 months of age with immunosuppression |
Who may qualify
- Sex
- All
- Healthy volunteers
- Not accepted
- Age groups
- Child, Adult, Older adult
- Study population
- Children < 60 months of age.
Eligibility is decided by the study team after screening; this overview does not establish that a patient qualifies. Full inclusion and exclusion criteria.
Interventions
| Intervention | Type | Arms |
|---|---|---|
| No InterventionThere were no interventions. No subjects were enrolled in this retrospective database study. | Drug | 1, 2, 3, 4 |
Primary outcome
FluMist Use in Participants up to 59 Months of Age
Time frame: 2009-2010
Among participants up to 59 months of age who received any flu vaccine, number who received FluMist
Vaccinating Physician Specialty: Pediatrician or Pediatric Specialist
Time frame: 2009-2010
Specialty of vaccinating physician who provided FluMist.
Vaccinating Physician Specialty: General/Family Practitioner
Time frame: 2009-2010
Specialty of vaccinating physician who provided FluMist
Vaccinating Physician Specialty: Other
Time frame: 2009-2010
Specialty of vaccinating physician who provided FluMist
Vaccinating Physician Specialty: Unknown
Time frame: 2009-2010
Specialty of vaccinating physician who provided FluMist
Geographic Region: Northeastern
Time frame: 2009-2010
Geographic region of parents' residence among participants receiving FluMist
Geographic Region: North Central
Time frame: 2009-2010
Geographic region of parents' residence among participants receiving FluMist
Geographic Region: Southern
Time frame: 2009-2010
Geographic region of parents' residence among participants receiving FluMist
Geographic Region: Western
Time frame: 2009-2010
Geographic region of parents' residence among participants receiving FluMist
Number of Outpatient Visits: 0
Time frame: 2009-2010
Among participants vaccinated with FluMist, the number who had 0 outpatient visits in the 3 months prior to vaccination
Number of Outpatient Visits: 1
Time frame: 2009-2010
Among participants vaccinated with FluMist, the number who had 1 outpatient visit in the 3 months prior to vaccination
Number of Outpatient Visits: 2 or More
Time frame: 2009-2010
Among participants vaccinated with FluMist, the number who had 2 or more outpatient visits in the 3 months prior to vaccination
Number of Days With a Respiratory Claim in 28 Days Prior to Vaccination: 0
Time frame: 2009-2010
Among participants vaccinated with FluMist, the number of days with a respiratory claim (asthma, acute respiratory distress, bronchospasm, influenza, respiratory syncytial virus, bronchiolitis, bronchitis, pneumonia, croup, sinusitis, adenovirus infection, coxsackie virus infection, rhinovirus infection, nasopharyngitis, laryngitis and tracheitis, upper respiratory infection, cough) in the 28 days prior to vaccination.
Number of Days With a Respiratory Claim in 28 Days Prior to Vaccination: 1
Time frame: 2009-2010
Among participants vaccinated with FluMist, the number of days with a respiratory claim (asthma, acute respiratory distress, bronchospasm, influenza, respiratory syncytial virus, bronchiolitis, bronchitis, pneumonia, croup, sinusitis, adenovirus infection, coxsackie virus infection, rhinovirus infection, nasopharyngitis, laryngitis and tracheitis, upper respiratory infection, cough) in the 28 days prior to vaccination.
Number of Days With a Respiratory Claim in 28 Days Prior to Vaccination: 2 or More
Time frame: 2009-2010
Among participants vaccinated with FluMist, the number of days with a respiratory claim (asthma, acute respiratory distress, bronchospasm, influenza, respiratory syncytial virus, bronchiolitis, bronchitis, pneumonia, croup, sinusitis, adenovirus infection, coxsackie virus infection, rhinovirus infection, nasopharyngitis, laryngitis and tracheitis, upper respiratory infection, cough) in the 28 days prior to vaccination.
Results and safety
Loading the posted results from ClinicalTrials.gov…
Research links
- Official record on ClinicalTrials.govLast updated by the sponsor 12 Aug 2014.
- Posted resultsParticipant flow, baseline, all outcome measures and adverse events.
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Referral and contact
AzTrials does not enrol participants or take referrals. Contact the study team or a site listed below; they decide who can take part. This study is not recruiting at the moment.
Chris Ambrose, M.D. study director
MedImmune LLC
1 site in 1 country: see every site and its status.
Questions about this trial
What is this clinical trial studying?
An observational study of Asthma and Wheezing, run by MedImmune LLC at 1 site in United States.
The full registered description is in the About this study section and the official record.
Is this clinical trial currently recruiting?
The record says: finished, as of the sponsor's last update on 12 Aug 2014. Status can change between updates, so confirm with the study contact before making plans.
Where is the study taking place?
The record lists 1 site in United States. Whether a site is taking part right now should be confirmed with that site. See every site.
What are the possible benefits and risks?
They depend on the study and the treatment, and no study can promise a benefit. The study team explains the known risks during informed consent, before anyone joins; the record itself does not list them.
Are results available for this study?
Yes. Results are posted in the registry (first posted 12 Aug 2014). A summary is in the For doctors view, and the full results are on ClinicalTrials.gov.
How can a doctor refer a patient or contact the research team?
The record lists no contact. The official record names the sponsor, who can be asked directly. AzTrials does not enrol participants or take referrals.
What does the primary outcome measure?
FluMist Use in Participants up to 59 Months of Age (time frame: 2009-2010). The study lists 15 primary outcomes in all. It is what the study was designed to measure, not a finding.
Where can I read the original study information?
Does a listing mean the treatment is approved or proven to work?
No. A listing means the study is registered. It does not show that the treatment is safe, works, or is approved by a regulator.
How often is this information updated?
AzTrials copies changed records from ClinicalTrials.gov every night and reloads the whole registry every week. The sponsor last updated this record on 12 Aug 2014.