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Trial details imported from ClinicalTrials.gov
For full trial details, please see the original record at
https://clinicaltrials.gov/ct2/show/NCT01323946
Registration number
NCT01323946
Ethics application status
Date submitted
24/03/2011
Date registered
28/03/2011
Date last updated
7/05/2019
Titles & IDs
Public title
Study to Evaluate the Immunogenicity and Safety of an Investigational Pandemic Influenza Vaccine in Children
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Scientific title
Safety and Immunogenicity of GSK Biologicals' (Pre-) Pandemic Influenza Candidate Vaccine (GSK1562902A) in Children Aged 6 to 35 Months
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Secondary ID [1]
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2011-004734-33
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Secondary ID [2]
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109825
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Universal Trial Number (UTN)
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Trial acronym
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Linked study record
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Health condition
Health condition(s) or problem(s) studied:
Influenza
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0
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Condition category
Condition code
Intervention/exposure
Study type
Interventional
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Description of intervention(s) / exposure
Other interventions - GSK Biologicals' investigational vaccine GSK1562902A
Experimental: GSK1562902A 6 to 12 M Group - Subjects between 6 and 12 months of age (6 to 12 M), who received 2 primary doses of A/Indonesia/05/2005 GSK1562902A vaccine on Days 0 and 21 and 1 booster dose of the A/turkey/Turkey/1/2005 GSK1562902A vaccine on Day 182.
Experimental: GSK1562902A 12 to 24 M Group - Subjects between 12 and 24 months of age (12 to 24 M), who received 2 primary doses of A/Indonesia/05/2005 GSK1562902A vaccine on Days 0 and 21 and 1 booster dose of the A/turkey/Turkey/1/2005 GSK1562902A vaccine on Day 182.
Experimental: GSK1562902A 24 to 36 M Group - Subjects between 24 and 36 months of age (24 to 36 M), who received 2 primary doses of A/Indonesia/05/2005 GSK1562902A vaccine on Days 0 and 21 and 1 booster dose of the A/turkey/Turkey/1/2005 GSK1562902A vaccine on Day 182.
Other interventions: GSK Biologicals' investigational vaccine GSK1562902A
Three intramuscular injections
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Intervention code [1]
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Other interventions
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Comparator / control treatment
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Control group
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Outcomes
Primary outcome [1]
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Number of Seroconverted Subjects in Terms of H5N1 Hemagglutination Inhibition (HI) Antibodies Against A/Turkey/Turkey/1/2005 H5N1 Virus Strain
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Assessment method [1]
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A seroconverted subject is defined as a subject that had either a pre-vaccination (Day 0) titer < 1:10 and a post-vaccination titer = 1:40 or a pre-vaccination titer = 1:10 and at least a 4-fold increase in post-vaccination titer on Day 192.
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Timepoint [1]
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At Day 192
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Primary outcome [2]
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Mean Geometric Change in Terms of H5N1 HI Antibodies Against A/Turkey/Turkey/01/2005 H5N1 Virus Strain
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Assessment method [2]
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Mean Geometric Change is defined as the geometric mean of the within-subject ratios of the post vaccination (Day 192) reciprocal HI titer to the pre-vaccination (Day 0) reciprocal HI titer (i.e. post-vaccination divided by pre-vaccination titer).
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Timepoint [2]
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At Day 192
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Primary outcome [3]
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Number of Seroprotected Subjects in Terms of H5N1 HI Antibodies Against A/Turkey/Turkey/01/2005 H5N1 Virus Strain
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Assessment method [3]
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A seroprotected subject is defined as a subject with a serum H5N1 HI antibody titer =1:40.
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Timepoint [3]
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At Day 192
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Secondary outcome [1]
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Hemagglutination Inhibition (HI) Antibody Titers Against the A/Indonesia/05/2005 H5N1 Virus Strain
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Assessment method [1]
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Titers were presented as geometric mean titers (GMTs). Analyses were done by age stratum and overall.
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Timepoint [1]
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At Day 0, Day 42, Day 182, Day 192 and Day 364
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Secondary outcome [2]
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Hemagglutination Inhibition (HI) Antibody Titers Against the A/Turkey/Turkey/01/2005 H5N1 Virus Strain
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Assessment method [2]
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Titers were presented as geometric mean titers (GMTs). Analyses were done by age stratum and overall.
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Timepoint [2]
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At Day 0, Day 182, Day 192 and Day 364
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Secondary outcome [3]
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Number of Seropositive Subjects in Terms of H5N1 HI Antibodies Against A/Indonesia/05/2005
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Assessment method [3]
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A seropositive subject is defined as a subject with a serum H5N1 HI antibody titer = 1:10.
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Timepoint [3]
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At Day 0, Day 42, Day 182, Day 192 and Day 364
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Secondary outcome [4]
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Number of Seropositive Subjects in Terms of H5N1 HI Antibodies Against A/Turkey/Turkey/1/2005 H5N1 Virus Strain
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Assessment method [4]
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A seropositive subject is defined as a subject with a serum H5N1 HI antibody titer = 1:10.
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Timepoint [4]
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At Day 0, Day 182, Day 192 and Day 364
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Secondary outcome [5]
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Number of Seroconverted Subjects in Terms of H5N1 HI Antibodies Against A/Indonesia/05/2005 H5N1 Virus Strain
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Assessment method [5]
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A seroconverted subjects is defined as a subject who had either a pre vaccination (Day 0) titer <1:10 and a post-vaccination titer =1:40, or a pre-vaccination titer =1:10 and at least a 4-fold increase in post-vaccination titer.
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Timepoint [5]
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At Day 42, Day 182, Day 192 and Day 364
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Secondary outcome [6]
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Number of Seroconverted Subjects in Terms of H5N1 HI Antibodies Against A/Turkey/Turkey/1/2005 H5N1 Virus Strain
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Assessment method [6]
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A seroconverted subjects is defined as a subject who had either a pre vaccination (Day 0) titer <1:10 and a post-vaccination titer =1:40, or a pre-vaccination titer =1:10 and at least a 4-fold increase in post-vaccination titer. Data for Day 192 are presented under Primary Outcome Measures.
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Timepoint [6]
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At Day 182 and Day 364
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Secondary outcome [7]
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Number of Seroprotected Subjects in Terms of H5N1 HI Antibodies Against A/Indonesia/05/2005 Virus Strain
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Assessment method [7]
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A seroprotected subject is defined as a subject with a serum H5N1 HI antibody titer =1:40.
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Timepoint [7]
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At Day 0, Day 42, Day 182, Day 192 and Day 364
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Secondary outcome [8]
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Number of Seroprotected Subjects in Terms of H5N1 HI Antibodies Against A/Turkey/Turkey/1/2005 H5N1 Virus Strain
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Assessment method [8]
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A seroprotected subject is defined as a subject with a serum H5N1 HI antibody titer =1:40. Data for Day 192 are presented under Primary Outcome Measures.
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Timepoint [8]
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Day 0, Day 182 and Day 364
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Secondary outcome [9]
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Mean Geometric Change in Terms of H5N1 HI Antibodies Against A/Indonesia/05/2005 H5N1 Virus Strain
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Assessment method [9]
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Mean Geometric Change is defined as the geometric mean of the within-subject ratios of the post-vaccination reciprocal HI titer to the pre-vaccination (Day 0) reciprocal HI titer (i.e. post-vaccination divided by pre-vaccination titer).
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Timepoint [9]
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At Day 42, Day 182, Day 192 and Day 364
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Secondary outcome [10]
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Mean Geometric Change in Terms of H5N1 HI Antibodies Against A/Turkey/Turkey/01/2005 H5N1 Virus Strain
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Assessment method [10]
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Mean Geometric Change is defined as the geometric mean of the within-subject ratios of the post vaccination reciprocal HI titer to the pre-vaccination (Day 0) reciprocal HI titer (i.e. post-vaccination divided by pre-vaccination titer). Data for Day 192 are presented under Primary Outcome Measures.
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Timepoint [10]
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Day 182 and Day 364
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Secondary outcome [11]
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Number of Booster Seroconverted Subjects in Terms of H5N1 HI Antibodies Against A/Turkey/Turkey/1/2005 H5N1 Virus Strain
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Assessment method [11]
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Booster seroconversion is defined as follows: For seronegative subjects at pre-booster (Day 182), antibody titer =1:40 at post-booster time point(s). For seropositive subjects at pre-booster (Day 182), antibody titer at post-booster time point(s) =4-fold the pre-booster antibody titer.
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Timepoint [11]
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At Day 192 and Day 364
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Secondary outcome [12]
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Booster Factor in Terms of Neutralizing Antibodies Against A/Turkey/Turkey/1/2005 H5N1 Virus Strain
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Assessment method [12]
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Booster Factor was defined as the geometric mean of the within-subject ratios of the post-booster vaccination reciprocal HI titer to the pre-booster (Day 182) reciprocal titer.
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Timepoint [12]
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At Day 192 and Day 364
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Secondary outcome [13]
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Number of Seropositive Subjects in Terms of Serum Neutralizing Antibodies Against A/Indonesia/05/2005 H5N1 Virus Strain
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Assessment method [13]
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A seropositive subject is defined as a subject with serum neutralizing antibody titers = 1:28
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Timepoint [13]
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Day 0, Day 42, Day 182, Day 192 and Day 364
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Secondary outcome [14]
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Number of Seropositive Subjects in Terms of Serum Neutralizing Antibodies Against A/Turkey/Turkey/1/2005 H5N1 Virus Strain
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Assessment method [14]
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A seropositive subject is defined as a subject with serum neutralizing antibody titers = 1:28.
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Timepoint [14]
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Day 0, Day 182, Day 192 and Day 364
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Secondary outcome [15]
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Serum Neutralizing Antibody Titers in Terms of Neutralizing Antibodies Against A/Indonesia/05/2005 H5N1 Virus Strain
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Assessment method [15]
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Titers were presented as geometric mean titers (GMTs).
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Timepoint [15]
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Day 0, Day 42, Day 182, Day 192 and Day 364
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Secondary outcome [16]
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Serum Neutralizing Antibody Titers in Terms of Neutralizing Antibodies Against A/Turkey/Turkey/1/2005 H5N1 Virus Strain
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Assessment method [16]
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Titers were presented as geometric mean titers (GMTs).
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Timepoint [16]
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Day 0, Day 182, Day 192 and Day 364
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Secondary outcome [17]
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Number of Subjects With a Vaccine Response in Terms of Serum Neutralizing Antibodies Against A/Indonesia/05/2005 H5N1 Virus Strain
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Assessment method [17]
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Vaccine response is defined as: For initially seronegative subjects, neutralizing antibody titer = 1:56 at the considered time point after vaccination For initially seropositive subjects, neutralizing antibody titer = 4 fold from pre-vaccination (Day 0)
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Timepoint [17]
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At Day 42, Day 182, Day 192 and Day 364
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Secondary outcome [18]
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Number of Subjects With a Vaccine Response in Terms of Serum Neutralizing Antibodies Against A/Turkey/Turkey/1/2005 H5N1 Virus Strain
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Assessment method [18]
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Vaccine response is defined as: For initially seronegative subjects, neutralizing antibody titer = 1:56 at the considered time point after vaccination For initially seropositive subjects, neutralizing antibody titer = 4 fold from pre-vaccination (Day 0)
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Timepoint [18]
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At Day 182, Day 192 and Day 364
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Secondary outcome [19]
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Number of Subjects With a Booster Vaccine Response in Terms of Serum Neutralizing Antibodies Against A/Turkey/Turkey/1/2005 H5N1 Virus Strain
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Assessment method [19]
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Booster vaccine response is defined as: For seronegative subjects at Day 182, neutralizing antibody titers = 1:56 at the considered time point after vaccination For seropositive subjects at Day 182, neutralizing antibody titers = 4 fold from pre-vaccination (Day 182)
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Timepoint [19]
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At Day 192 and Day 364
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Secondary outcome [20]
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Number of Subjects With Any and Grade 3 Solicited Local Symptoms
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Assessment method [20]
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Solicited local symptoms assigned were pain, swelling and redness. Any was defined as occurrence of any local symptom regardless of intensity grade; Grade 3 pain was defined as cried when limb was moved spontaneously painful.
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Timepoint [20]
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During the 7-day post-vaccination period following each dose and across doses (Day 0 - Day 7, Day 21 - Day 28, Day 182 - Day 189)
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Secondary outcome [21]
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Number of Subjects With Any, Grade 3 and Related Solicited General Symptoms
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Assessment method [21]
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Solicited general symptoms assessed were diarrhoea/ vomiting, drowsiness, irritability/ fussiness, loss of appetite, fever (axillary). Any= occurrence of any general symptom regardless of intensity grade and relationship to the vaccine. Irritability/ fussiness grade 3=crying that could not be comforted/ prevented normal activity; Drowsiness grade 3= drowsiness that prevented normal activity; Loss of appetite grade 3= did not eat at all; Diarrhoea/ vomiting grade 3= diarrhoea/ vomiting that prevented normal activity; Related= general symptom assessed by the investigator as causally related to the study vaccination.
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Timepoint [21]
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During the 7-day post-vaccination period following each dose and across doses (Day 0 - Day 7, Day 21 - Day 28, Day 182 - Day 189)
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Secondary outcome [22]
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Number of Subjects With Medically-attended Events (MAEs)
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Assessment method [22]
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MAEs were defined as events for which the subject received medical attention defined as hospitalization, an emergency room visit, or a visit to or from medical personnel (medical doctor) for any reason. Any MAE(s) = Occurrence of any MAE(s) regardless of intensity grade or relation to vaccination. Analysis of intensity and relationship to vaccination of MAEs was not performed.
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Timepoint [22]
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During the entire study period (from Day 0 to Day 364)
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Secondary outcome [23]
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Number of Subjects With Potential Immune-mediated Disease (pIMDs)
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Assessment method [23]
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Potential immune-mediated diseases (pIMDs) are a subset of AEs that include autoimmune diseases and other inflammatory and/or neurologic disorders of interest which may or may not have an autoimmune aetiology.
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Timepoint [23]
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During the entire study period (from day 0 to Day 364)
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Secondary outcome [24]
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Number of Subjects With Unsolicited Adverse Events (AEs)
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Assessment method [24]
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An AE is any untoward medical occurrence in a clinical investigation subject, temporally associated with the use of a medicinal product, whether or not considered related to the medicinal product. "Any" was defined as an incidence of an unsolicited AE regardless of intensity or relationship to study vaccination. "Grade 3" was defined as an AE which prevented normal, everyday activities. "Related" was defined as an AE assessed by the investigator as causally related to the study vaccination.
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Timepoint [24]
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During a 21 day follow-up period after each vaccination (Day 0 - Day 21, Day 21 - Day 42, Day 182 - Day 203)
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Secondary outcome [25]
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Number of Subjects With Unsolicited Adverse Events (AEs)
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Assessment method [25]
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An AE is any untoward medical occurrence in a clinical investigation subject, temporally associated with the use of a medicinal product, whether or not considered related to the medicinal product. "Any" was defined as an incidence of an unsolicited AE regardless of intensity or relationship to study vaccination. "Grade 3" was defined as an AE which prevented normal, everyday activities. "Related" was defined as an AE assessed by the investigator as causally related to the study vaccination.
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Timepoint [25]
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During an 84 day follow-up period after each vaccination (Day 0 - Day 84, Day 21 - Day 105, Day 182 - Day 266)
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Secondary outcome [26]
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Number of Subjects With Serious Adverse Events (SAEs)
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Assessment method [26]
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Serious adverse events (SAEs) assessed included medical occurrences that result in death, are life threatening, require hospitalization or prolongation of hospitalization or result in disability/ incapacity.
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Timepoint [26]
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During the entire study period (from Day 0 to 364)
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Eligibility
Key inclusion criteria
- Subjects who the investigator believes that parents/Legally Acceptable Representatives
(LARs) can and will comply with the requirements of the protocol.
- Children, male or female between, and including, 6 and 35 months of age at the time of
first study vaccination.
- Written informed consent obtained from the parent(s)/LAR(s) of the subject.
- Healthy children as established by medical history and clinical examination before
entering the study.
- Parent/LAR access to a consistent means of telephone contact, land line or mobile, but
NOT a pay phone or other multiple-user device.
- Subjects who are likely to reside in the vicinity of the study centre for the duration
of the study. In studies using the home-based model for vaccination and follow-up,
subjects who are likely to remain in the vicinity of the area where they were
recruited.
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Minimum age
6
Months
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Maximum age
35
Months
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Sex
Both males and females
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Can healthy volunteers participate?
Yes
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Key exclusion criteria
- Use of any investigational or non-registered product other than the study vaccine(s)
within 30 days preceding the first dose of study vaccine, or planned use during the
study period.
- Chronic administration of immunosuppressants or other immune-modifying drugs within
six months prior to the first vaccine dose.
- Planned administration of any vaccine 30 days prior and 21 days after any study
vaccine administration.
- History of any reaction or hypersensitivity likely to be exacerbated by any component
of the vaccines such as egg protein or thiomersal.
- Any confirmed or suspected immunosuppressive or immunodeficient condition, based on
medical history and physical examination.
- History of any neurological disorders or seizures.
- Acute disease at the time of enrolment.
- Acute or chronic, clinically significant pulmonary, cardiovascular, hepatic or renal
functional abnormality, as determined by physical examination or laboratory tests.
- Administration of immunoglobulins and/or any blood products within the three months
prior to the enrolment in this study, or planned administration during the study
period.
- Any condition which, in the opinion of the investigator, renders the subject unfit for
participation in the study.
- Child in care.
- Previous vaccination at any time with an H5N1 vaccine.
- Medical history of physician-confirmed infection with a H5N1 virus.
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Study design
Purpose of the study
Prevention
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Allocation to intervention
Non-randomised trial
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Procedure for enrolling a subject and allocating the treatment (allocation concealment procedures)
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Methods used to generate the sequence in which subjects will be randomised (sequence generation)
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Masking / blinding
Open (masking not used)
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Who is / are masked / blinded?
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Intervention assignment
Parallel
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Other design features
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Phase
Phase 2
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Type of endpoint/s
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Statistical methods / analysis
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Recruitment
Recruitment status
Completed
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Data analysis
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Reason for early stopping/withdrawal
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Other reasons
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Date of first participant enrolment
Anticipated
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Actual
18/04/2011
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Date of last participant enrolment
Anticipated
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Actual
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Date of last data collection
Anticipated
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Actual
2/11/2012
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Sample size
Target
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Accrual to date
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Final
113
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Recruitment in Australia
Recruitment state(s)
ACT,NSW,SA,VIC
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Recruitment hospital [1]
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GSK Investigational Site - Garran
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Recruitment hospital [2]
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GSK Investigational Site - Westmead
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Recruitment hospital [3]
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GSK Investigational Site - North Adelaide
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Recruitment hospital [4]
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GSK Investigational Site - Carlton
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Recruitment postcode(s) [1]
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2606 - Garran
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Recruitment postcode(s) [2]
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2145 - Westmead
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Recruitment postcode(s) [3]
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5006 - North Adelaide
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Recruitment postcode(s) [4]
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3053 - Carlton
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Recruitment outside Australia
Country [1]
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Singapore
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State/province [1]
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Singapore
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Funding & Sponsors
Primary sponsor type
Commercial sector/Industry
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Name
GlaxoSmithKline
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Address
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Country
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Ethics approval
Ethics application status
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Summary
Brief summary
The objective of the study is to evaluate the immunogenicity and safety of prime-boost
vaccination schedule of GSK Biologicals' investigational vaccine GSK1562902A.
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Trial website
https://clinicaltrials.gov/ct2/show/NCT01323946
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Trial related presentations / publications
Nolan T, Izurieta P, Lee BW, Chan PC, Marshall H, Booy R, Drame M, Vaughn DW. Heterologous prime-boost vaccination using an AS03B-adjuvanted influenza A(H5N1) vaccine in infants and children<3 years of age. J Infect Dis. 2014 Dec 1;210(11):1800-10. doi: 10.1093/infdis/jiu359. Epub 2014 Jun 27.
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Public notes
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Contacts
Principal investigator
Name
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GSK Clinical Trials
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Address
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GlaxoSmithKline
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Country
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Phone
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Fax
0
0
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Email
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Contact person for public queries
Name
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Address
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Country
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Phone
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Fax
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Email
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Contact person for scientific queries
Summary Results
For IPD and results data, please see
https://clinicaltrials.gov/ct2/show/NCT01323946
Download to PDF