NCT01427309

Brief Summary

The aim of this study is to determine the efficacy of Fluzone High-Dose compared to standard dose Fluzone for laboratory-confirmed or culture-confirmed influenza caused by influenza types/subtypes that are similar (for laboratory-confirmed) or antigenically similar (for culture-confirmed) to those contained in the respective annual vaccine formulations. Primary Objective:

  • To compare the clinical efficacy of Fluzone High-Dose to that of Fluzone in elderly adults, with respect to laboratory-confirmed influenza caused by any influenza viral types/subtypes, associated with the occurrence of a protocol-defined influenza-like-illnesses (ILI). Secondary Objectives:
  • To compare the clinical efficacy of Fluzone High-Dose to that of Fluzone in elderly adults, with respect to laboratory-confirmed influenza, caused by any influenza viral types/subtypes, associated with the occurrence of a protocol-defined ILI.
  • To compare the clinical efficacy of Fluzone High-Dose to that of Fluzone in elderly adults, with respect to culture-confirmed influenza, caused by any influenza viral types/subtypes, associated with the occurrence of a protocol-defined ILI.
  • To compare the clinical efficacy of Fluzone High-Dose to that of Fluzone in elderly adults, with respect to culture-confirmed influenza caused by viral types/subtypes antigenically similar to those contained in the respective annual vaccine formulations, associated with the occurrence of a modified Centers for Disease Control and Prevention (CDC)-defined ILI.
  • To compare the clinical efficacy of Fluzone High-Dose to that of Fluzone in elderly adults, with respect to culture-confirmed influenza caused by any influenza viral types/subtypes, associated with the occurrence of a modified CDC-defined ILI.
  • To compare the clinical efficacy of Fluzone High-Dose to that of Fluzone in elderly adults, with respect to culture-confirmed influenza caused by viral types/subtypes antigenically similar to those contained in the respective annual vaccine formulations, associated with the occurrence of a respiratory illness.
  • To compare the clinical efficacy of Fluzone High-Dose to that of Fluzone in elderly adults, with respect to culture-confirmed influenza caused by any influenza viral types/subtypes, associated with the occurrence of a respiratory illness.

Trial Health

90
On Track

Trial Health Score

Automated assessment based on enrollment pace, timeline, and geographic reach

Enrollment
31,989

participants targeted

Target at P75+ for phase_4

Timeline
Completed

Started Sep 2011

Typical duration for phase_4

Geographic Reach
3 countries

113 active sites

Status
completed

Health score is calculated from publicly available data and should be used for screening purposes only.

Trial Relationships

Click on a node to explore related trials.

Study Timeline

Key milestones and dates

First Submitted

Initial submission to the registry

August 30, 2011

Completed
2 days until next milestone

First Posted

Study publicly available on registry

September 1, 2011

Completed
Same day until next milestone

Study Start

First participant enrolled

September 1, 2011

Completed
1.7 years until next milestone

Primary Completion

Last participant's last visit for primary outcome

May 1, 2013

Completed
6 months until next milestone

Study Completion

Last participant's last visit for all outcomes

November 1, 2013

Completed
9 months until next milestone

Results Posted

Study results publicly available

August 6, 2014

Completed
Last Updated

April 20, 2015

Status Verified

March 1, 2015

Enrollment Period

1.7 years

First QC Date

August 30, 2011

Results QC Date

July 8, 2014

Last Update Submit

March 30, 2015

Conditions

Keywords

InfluenzaTrivalent Inactivated Influenza VaccineHigh-Dose Trivalent Inactivated Influenza VaccineFluzone® High-DoseInfluenza vaccines

Outcome Measures

Primary Outcomes (1)

  • Occurrences of Culture- or Polymerase Chain Reaction (PCR)-Confirmed Influenza Caused by Any Influenza Viral Types/Subtypes, in Association With a Protocol-defined Influenza-like Illness (ILI).

    Influenza positive cultures were confirmed using direct immunofluorescence techniques with influenza type-specific antibodies. 3 culture methods were utilized for each NP sample (Classic Flu A and B culture using Madin Darby Canine Kidney cells, Classic Flu A and B culture using Rhesus Monkey Kidney cells, and R Mix Flu A and B culture). The initial molecular test (PCR) was the validated ProFlu+™ assay by Prodesse, Inc., Waukesha, WI, which had been approved by the Food and Drug Administration through a 510K evaluation for specific detection of Influenza A, B or Respiratory Syncytial Virus. A protocol-defined influenza-like illness was determined by the occurrence of at least 1 of the following respiratory symptoms: sore throat, cough, sputum production, wheezing, or difficulty breathing; concurrently with at least one of the following systemic symptoms: fever (defined as temperature \> 99.0°F \[\> 37.2°C\]), chills (shivering), tiredness (fatigue), headache, or myalgia (muscle aches).

    ≥14 days post-vaccination

Secondary Outcomes (6)

  • Occurrences of Culture-confirmed Influenza Caused by Influenza Viral Types/Subtypes That Are Antigenically Similar to Those Contained in the Vaccine Formulations, in Association With a Protocol-defined Influenza-like Illness (ILI)

    ≥14 days post-vaccination

  • Occurrences of Culture-confirmed Influenza Caused by Any Influenza Viral Types/Subtypes, in Association With a Protocol-defined Influenza-like Illness

    ≥14 days post-vaccination

  • Occurrences of Culture-confirmed Influenza Caused by Influenza Viral Types/Subtypes That Are Antigenically Similar to Those Contained in the Vaccine Formulations, in Association With a Modified CDC-defined Influenza-like Illness.

    ≥14 days post-vaccination

  • Occurrences of Culture-confirmed Influenza Caused by Any Influenza Viral Types/Subtypes, in Association With a Modified CDC-defined Influenza-like Illness

    ≥14 days post-vaccination

  • Occurrences of Culture-confirmed Influenza Caused by Influenza Viral Types/Subtypes That Are Antigenically Similar to Those Contained in the Vaccine Formulations, in Association With a Respiratory Illness

    ≥14 days post-vaccination

  • +1 more secondary outcomes

Other Outcomes (1)

  • Safety Overview After Injection With Either Fluzone High Dose or Fluzone Vaccine Through the End of Surveillance Period

    Day 0 up to Day 240 post-vaccination

Study Arms (2)

High Dose Trivalent Inactivated Influenza Vaccine

EXPERIMENTAL

Participants will receive an injection of High Dose Trivalent Inactivated Influenza Vaccine

Biological: High Dose Trivalent Inactivated Influenza Vaccine

Trivalent Inactivated Influenza Vaccine

ACTIVE COMPARATOR

Participants will receive an injection of the Trivalent Inactivated Influenza vaccine

Biological: Trivalent Inactivated Influenza Vaccine

Interventions

0.5 mL Intramuscular

Also known as: Fluzone® High Dose
High Dose Trivalent Inactivated Influenza Vaccine

0.5 mL, Intramuscular

Also known as: Fluzone®
Trivalent Inactivated Influenza Vaccine

Eligibility Criteria

Age65 Years+
Sexall
Healthy VolunteersYes
Age GroupsOlder Adult (65+)

You may qualify if:

  • Aged ≥ 65 years on the day of vaccination
  • Informed consent form signed and dated
  • Able to attend all scheduled visits and to comply with all trial procedures.

You may not qualify if:

  • Participation at the time of study enrollment (or in the 4 weeks preceding the trial vaccination), or planned participation during each year of the trial period, in another clinical trial investigating a vaccine, drug, medical device, or medical procedure (Note: Concomitant participation in an observational trial is acceptable)
  • Vaccination against influenza in the 6 months preceding the trial vaccination
  • Systemic hypersensitivity to eggs, chicken proteins, or any of the vaccine components, or a history of a life-threatening reaction to Fluzone High-Dose or Fluzone vaccine or to a vaccine containing any of the same substances
  • Personal history of Guillain-Barré Syndrome
  • Dementia or any other cognitive condition at a stage that could interfere with following the trial procedures
  • Thrombocytopenia contraindicating intramuscular (IM) vaccination, as judged by the investigator
  • Current alcohol abuse or drug addiction
  • Subject deprived of freedom by an administrative or court order, or in an emergency setting, or hospitalized involuntarily
  • Identified as an Investigator or employee of the Investigator or study center with direct involvement in the proposed study, or identified as an immediate family member (i.e., parent, spouse, natural or adopted child) of the Investigator or employee with direct involvement in the proposed study
  • Moderate or severe acute illness with or without fever (oral temperature \> 99.0ºF \[\> 37.2ºC\]). If this contraindication exists, vaccination will be deferred until the individual has been medically stable and/or afebrile (temperature ≤ 99.0 ºF \[≤ 37.2ºC\]) for at least 24 hours
  • Signs and symptoms of an acute infectious respiratory illness. If this exists, vaccination will be deferred until the symptoms resolve.

Contact the study team to confirm eligibility.

Sponsors & Collaborators

Study Sites (113)

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Mobile, Alabama, 36608, United States

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Chandler, Arizona, 85224, United States

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Glendale, Arizona, 85306, United States

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Glendale, Arizona, 85308, United States

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Mesa, Arizona, 85203, United States

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Mesa, Arizona, 85213, United States

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Phoenix, Arizona, 85020, United States

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Phoenix, Arizona, 85028, United States

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Phoenix, Arizona, 85050, United States

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Scottsdale, Arizona, 85251, United States

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Tempe, Arizona, 85283, United States

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Harrisburg, Arkansas, 72432, United States

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Anaheim, California, 92801, United States

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La Mesa, California, 91942, United States

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Oceanside, California, 92056, United States

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Redding, California, 96001, United States

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San Diego, California, 92103, United States

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Santa Rosa, California, 95405, United States

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Aurora, Colorado, 80045, United States

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Colorado Springs, Colorado, 80907, United States

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Colorado Springs, Colorado, 80922, United States

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Milford, Connecticut, 01757, United States

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Milford, Connecticut, 06460, United States

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Brooksville, Florida, 34601, United States

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Clearwater, Florida, 33756, United States

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Clearwater, Florida, 33761, United States

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Coral Gables, Florida, 33134, United States

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Crystal River, Florida, 34429, United States

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DeLand, Florida, 32720, United States

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Jacksonville, Florida, 32216, United States

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Melbourne, Florida, 32935, United States

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Pembroke Pine, Florida, 33026, United States

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Pinellas Park, Florida, 33781, United States

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Sarasota, Florida, 34231, United States

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Stockbridge, Georgia, 30281, United States

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Boise, Idaho, 83642, United States

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Chicago, Illinois, 60654, United States

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Peoria, Illinois, 61602, United States

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Mishawaka, Indiana, 46545, United States

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Lenexa, Kansas, 66219, United States

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Newton, Kansas, 67114, United States

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Overland Park, Kansas, 66212, United States

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Prairie Village, Kansas, 66206, United States

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Wichita, Kansas, 67205, United States

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Wichita, Kansas, 67207, United States

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Bardstown, Kentucky, 40004, United States

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Lexington, Kentucky, 40504, United States

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Columbia, Maryland, 21045, United States

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Elkridge, Maryland, 21075, United States

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Rockville, Maryland, 20850, United States

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Brockton, Massachusetts, 02301, United States

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Haverhill, Massachusetts, 01830, United States

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Edina, Minnesota, 55435, United States

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Kansas City, Missouri, 64114, United States

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St Louis, Missouri, 63141, United States

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Missoula, Montana, 59808, United States

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Bellevue, Nebraska, 68005, United States

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Omaha, Nebraska, 68114, United States

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Las Vega, Nevada, 89104, United States

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Newington, New Hampshire, 03801, United States

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Edison, New Jersey, 08817, United States

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Albuquerque, New Mexico, 87018, United States

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Binghamton, New York, 13901, United States

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Endwell, New York, 13760, United States

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Rochester, New York, 14609, United States

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Rochester, New York, 14642, United States

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Cary, North Carolina, 27518, United States

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Charlotte, North Carolina, 28209, United States

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Hickory, North Carolina, 28602, United States

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Raleigh, North Carolina, 27609, United States

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Raleigh, North Carolina, 27612, United States

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Salisbury, North Carolina, 28144, United States

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Wilmington, North Carolina, 28401, United States

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Winston-Salem, North Carolina, 27103, United States

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Fargo, North Dakota, 58104, United States

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Idaho Falls, North Dakota, 83404, United States

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Akron, Ohio, 44311, United States

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Cincinnati, Ohio, 45227, United States

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Cincinnati, Ohio, 45259, United States

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Cleveland, Ohio, 44122, United States

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Columbus, Ohio, 43213, United States

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Norman, Oklahoma, 73069, United States

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Erie, Pennsylvania, 16506, United States

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Pittsburgh, Pennsylvania, 15241, United States

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Scranton, Pennsylvania, 18510, United States

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Warwick, Rhode Island, 02886, United States

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Anderson, South Carolina, 29621, United States

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Clinton, South Carolina, 29325, United States

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Greer, South Carolina, 29650, United States

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Mt. Pleasant, South Carolina, 29464, United States

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Spartanburg, South Carolina, 29303, United States

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Bristol, Tennessee, 37620, United States

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Nashville, Tennessee, 37203, United States

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Nashville, Tennessee, 37212, United States

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Fort Worth, Texas, 76107, United States

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San Antonio, Texas, 78229, United States

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Tomball, Texas, 77375, United States

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Salt Lake City, Utah, 84109, United States

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Salt Lake City, Utah, 84121, United States

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Salt Lake City, Utah, 84124, United States

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South Jordan, Utah, 84095, United States

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West Jordan, Utah, 84088, United States

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Norfolk, Virginia, 23507, United States

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Williamsburg, Virginia, 23185, United States

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Winchester, Virginia, 22601, United States

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Coquitlam, British Columbia, V3K3P4, Canada

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Mount Pearl, Newfoundland and Labrador, A1N1W7, Canada

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Truro, Nova Scotia, B2N1L2, Canada

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Greater Sudbury, Ontario, P3E1H5, Canada

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Toronto, Ontario, M9W4L6, Canada

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Sherbrooke, Quebec, J1H4J6, Canada

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Bayamón, 00961, Puerto Rico

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San Juan, 00909, Puerto Rico

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Related Publications (3)

  • DiazGranados CA, Dunning AJ, Kimmel M, Kirby D, Treanor J, Collins A, Pollak R, Christoff J, Earl J, Landolfi V, Martin E, Gurunathan S, Nathan R, Greenberg DP, Tornieporth NG, Decker MD, Talbot HK. Efficacy of high-dose versus standard-dose influenza vaccine in older adults. N Engl J Med. 2014 Aug 14;371(7):635-45. doi: 10.1056/NEJMoa1315727.

  • Becker DL, Chit A, DiazGranados CA, Maschio M, Yau E, Drummond M. High-dose inactivated influenza vaccine is associated with cost savings and better outcomes compared to standard-dose inactivated influenza vaccine in Canadian seniors. Hum Vaccin Immunother. 2016 Dec;12(12):3036-3042. doi: 10.1080/21645515.2016.1215395. Epub 2016 Sep 26.

  • Dunning AJ, DiazGranados CA, Voloshen T, Hu B, Landolfi VA, Talbot HK. Correlates of Protection against Influenza in the Elderly: Results from an Influenza Vaccine Efficacy Trial. Clin Vaccine Immunol. 2016 Jan 13;23(3):228-35. doi: 10.1128/CVI.00604-15.

Related Links

MeSH Terms

Conditions

Influenza, Human

Interventions

Influenza Vaccines

Condition Hierarchy (Ancestors)

Respiratory Tract InfectionsInfectionsOrthomyxoviridae InfectionsRNA Virus InfectionsVirus DiseasesRespiratory Tract Diseases

Intervention Hierarchy (Ancestors)

Viral VaccinesVaccinesBiological ProductsComplex Mixtures

Results Point of Contact

Title
Medical Director
Organization
Sanofi Pasteur Inc.

Study Officials

  • Medical Director

    Sanofi Pasteur Inc.

    STUDY DIRECTOR

Publication Agreements

PI is Sponsor Employee
No
Restrictive Agreement
No

Study Design

Study Type
interventional
Phase
phase 4
Allocation
RANDOMIZED
Masking
QUADRUPLE
Who Masked
PARTICIPANT, CARE PROVIDER, INVESTIGATOR, OUTCOMES ASSESSOR
Purpose
PREVENTION
Intervention Model
PARALLEL
Sponsor Type
INDUSTRY
Responsible Party
SPONSOR

Study Record Dates

First Submitted

August 30, 2011

First Posted

September 1, 2011

Study Start

September 1, 2011

Primary Completion

May 1, 2013

Study Completion

November 1, 2013

Last Updated

April 20, 2015

Results First Posted

August 6, 2014

Record last verified: 2015-03

Locations