A Study on the Safety, Tolerability and Immune Response of Meningococcal Combined ABCWY Vaccine in Healthy Infants
A Phase II, Randomized, Partially Blinded Study to Assess the Safety, Tolerability and Immunogenicity of Meningococcal Combined ABCWY Vaccine When Administered to Healthy Infants
Study Overview
Status
Status
Conditions
Conditions
Intervention / Treatment
Intervention / Treatment
Study Type
Study Type
Enrollment (Actual)
Enrollment
Phase
Phase
- Phase 2
Contacts and Locations
Study Locations
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Santo Domingo Este, Dominican Republic
- GSK Investigational Site
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Espoo, Finland, 02230
- GSK Investigational Site
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Helsinki, Finland, 00100
- GSK Investigational Site
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Jarvenpaa, Finland, 04400
- GSK Investigational Site
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Kokkola, Finland, 67100
- GSK Investigational Site
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Oulu, Finland, 90220
- GSK Investigational Site
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Seinajoki, Finland, 60100
- GSK Investigational Site
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Gilching, Germany, 82205
- GSK Investigational Site
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Schoenau Am Koenigssee, Germany, 83471
- GSK Investigational Site
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San Pedro Sula, Honduras, 21101
- GSK Investigational Site
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Bydgoszcz, Poland, 85-048
- GSK Investigational Site
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Krakow, Poland, 30-348
- GSK Investigational Site
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Krakow, Poland, 30-644
- GSK Investigational Site
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Lubon, Poland, 62-030
- GSK Investigational Site
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Siemianowice Slaskie, Poland, 41-103
- GSK Investigational Site
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Torun, Poland, 87-100
- GSK Investigational Site
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Trzebnica, Poland, 55-100
- GSK Investigational Site
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Warszawa, Poland, 02-647
- GSK Investigational Site
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Wroclaw, Poland, 50368
- GSK Investigational Site
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Parow Valley, South Africa, 7505
- GSK Investigational Site
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Soweto Gauteng, South Africa, 2013
- GSK Investigational Site
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Almeria, Spain, 04120
- GSK Investigational Site
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Burgos, Spain, 09006
- GSK Investigational Site
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Madrid, Spain, 28041
- GSK Investigational Site
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Madrid, Spain, 28040
- GSK Investigational Site
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Madrid, Spain, 28046
- GSK Investigational Site
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Madrid, Spain, 28222
- GSK Investigational Site
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Malaga, Spain, 29004
- GSK Investigational Site
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Marbella, Spain, 29600
- GSK Investigational Site
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Santiago de Compostela, Spain, 15706
- GSK Investigational Site
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Sevilla, Spain, 41013
- GSK Investigational Site
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Exeter, United Kingdom, EX2 5DW
- GSK Investigational Site
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Oxford, United Kingdom, OX3 7LE
- GSK Investigational Site
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Participation Criteria
Eligibility Criteria
Eligibility Criteria
Ages Eligible for Study
Accepts Healthy Volunteers
Description
Inclusion Criteria:
- Participants' parent(s)/Legally Acceptable Representative(s) [LAR(s)] who, in the opinion of the investigator, can and will comply, with the requirements of the protocol.
- Written or witnessed/thumb printed informed consent obtained from the parent(s)/LAR(s) of the participant prior to performance of any study specific procedure.
- Healthy participants as established by medical history and clinical examination before entering into the study.
- A male or female between, and including, 55 and 89 days of age (approximately 2 MoA) at the time of the first study vaccination.
- Born after a gestation period of ≥37 weeks, with a birth weight ≥2.5 kg.
Exclusion Criteria:
Medical conditions
- Current or previous, confirmed or suspected disease caused by N. meningitidis.
- Household contact with and/or intimate exposure to an individual with laboratory confirmed N. meningitidis infection from birth.
- Progressive, unstable or uncontrolled clinical conditions.
- Clinical conditions representing a contraindication to intramuscular vaccination and blood draws.
- Any neuroinflammatory disorders, congenital and peripartum neurological conditions, encephalopathies, seizures.
- Congenital or peripartum disorders resulting in a chronic condition
- Major congenital defects, as assessed by the investigator.
- History of any reaction or hypersensitivity likely to be exacerbated by any component of the vaccine(s)/product(s).
- Hypersensitivity, including allergy, to any component of vaccines, including diphtheria toxoid (CRM197) and latex medicinal products or medical equipment whose use is foreseen in this study.
- Abnormal function or modification of the immune system resulting from:
- Autoimmune disorders or immunodeficiency syndromes.
- Systemic administration of corticosteroids (PO/IV/IM) for more than 14 consecutive days starting from birth until Visit 5. This will mean prednisone equivalent ≥0.5 mg/kg/day with maximum 20 mg/day. Inhaled and topical steroids are allowed.
- Administration of antineoplastic and immunomodulating agents or radiotherapy from birth.
- Administration of long-acting immune-modifying drugs at any time during the study period.
- Any other clinical condition that, in the opinion of the investigator, might pose additional risk to the participant due to participation in the study.
Prior/Concomitant therapy
- Use of any investigational or non-registered product (drug, vaccine or medical device) other than the study vaccines from birth, or planned use during the study period.
- Previous vaccination with any meningococcal vaccine.
- Administration of immunoglobulins and/or any blood products or plasma derivatives from birth or planned administration during the study period until Visit 5.
- Chronic administration (defined as more than 14 days in total) of immunosuppressants or other immune-modifying drugs during the period starting from birth until Visit 5. For corticosteroids, this will mean prednisone equivalent ≥0.5 mg/kg/day with maximum 20 mg/day. Inhaled and topical steroids are allowed.
Prior/Concurrent clinical study experience
- Concurrently participating in another clinical study, at any time during the study period, in which the participant has been or will be exposed to an investigational or a non-investigational vaccine/product (drug or medical device).
Other exclusions
- Child in care.
- Study personnel as an immediate family or household member.
- For contraindications to administering routine vaccines foreseen in the study, refer to their approved product label/package insert.
Study Plan
How is the study designed?
Design Details
- Primary Purpose: Prevention
- Allocation: Randomized
- Interventional Model: Parallel Assignment
- Masking: None (Open Label)
Number of Arms
Arms and Interventions
Participant Group / ArmParticipant Group / Arm |
Intervention / TreatmentIntervention / Treatment |
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Experimental: ABCWY-2Gen low dose Group
Participants receive 3 doses of the MenABCWY-2Gen low dose vaccine.
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MenABCWY-2Gen low dose vaccine is administered intramuscularly in the upper thigh region of the right leg as 3 doses to participants in study Part I, Step 1 and study Part II.
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Active Comparator: MenB+MenACWY-TT Group
Participants receive 3 doses of both the meningococcal group B (MenB) vaccine and the meningococcal serogroups A, C, W-135, Y tetanus toxoid conjugate (MenACWY-TT) vaccine.
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MenB vaccine is administered intramuscularly in the upper thigh region of the right leg as 3 doses to participants in study Part I, Step 1 and Step 2 and study Part II.
Other Names:
MenACWY-TT vaccine is administered intramuscularly in the lower thigh region of the right leg as 3 doses to participants in study Part I, Step 1 and Step 2 and study Part II.
Other Names:
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Experimental: ABCWY-2Gen high dose Group
Participants receive 3 doses of the MenABCWY-2Gen high dose vaccine in.
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MenABCWY-2Gen high dose vaccine is administered intramuscularly in the upper thigh region of the right leg as 3 doses to participants in study Part I, Step 2 and study Part II.
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Experimental: ABCWY-1Gen Group
Participants receive 3 doses of the MenABCWY-1Gen vaccine.
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MenABCWY-1Gen vaccine is administered intramuscularly in the upper thigh region of the right leg as 3 doses to participants in study Part II.
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What is the study measuring?
Primary Outcome Measures
Primary Outcome Measures
Outcome Measure |
Measure Description |
Time Frame |
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Percentage of participants with solicited administration site events
Time Frame: During the 7 days (including the day of vaccination) after each vaccination (vaccines administered on Day 1 and 61 and Day 301)
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The solicited administration site events include tenderness, erythema, induration and swelling.
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During the 7 days (including the day of vaccination) after each vaccination (vaccines administered on Day 1 and 61 and Day 301)
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Percentage of participants with solicited systemic events
Time Frame: During the 7 days (including the day of vaccination) after each vaccination (vaccines administered on Day 1 and 61 and Day 301)
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The solicited systemic events include fever, irritability/fussiness, loss of appetite, drowsiness, vomiting and diarrhoea.
Fever is defined as temperature >38.0°C/100.4°F.
The preferred location for measuring temperature will be axillary.
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During the 7 days (including the day of vaccination) after each vaccination (vaccines administered on Day 1 and 61 and Day 301)
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Percentage of participants with any unsolicited adverse events (AEs), including all medically attended adverse events (MAEs), serious adverse events (SAEs), AEs leading to withdrawal, and adverse events of special interest (AESIs)
Time Frame: During the 30 days (including the day of vaccination) after each vaccination (vaccines administered on Day 1 and 61 and Day 301)
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Unsolicited AEs includes any AE reported in addition to those solicited during the clinical study.
Also, any 'solicited' symptom with onset outside the specified period of follow-up for solicited symptoms is reported as an unsolicited adverse event.
MAEs are defined as symptoms or illnesses requiring a hospitalization, or an emergency room visit, or visit to/by a health care provider.
An SAE is any untoward medical occurrence that results in death, is life-threatening, requires hospitalization or prolongation of existing hospitalization or results in disability/incapacity.
AESIs are predefined (serious or non-serious) AEs of scientific and medical concern specific to the product or program, for which ongoing monitoring and rapid communication by the investigator to the sponsor can be appropriate, because such an event might warrant further investigation in order to characterize and understand it.
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During the 30 days (including the day of vaccination) after each vaccination (vaccines administered on Day 1 and 61 and Day 301)
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Percentages of participants with MAEs, SAEs, AEs leading to withdrawal, and AESIs
Time Frame: During the study period (Day 1 through Day 481)
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MAEs are defined as symptoms or illnesses requiring a hospitalization, or an emergency room visit, or visit to/by a health care provider.
An SAE is any untoward medical occurrence that results in death, is life-threatening, requires hospitalization or prolongation of existing hospitalization or results in disability/incapacity.
AESIs are predefined (serious or non-serious) AEs of scientific and medical concern specific to the product or program, for which ongoing monitoring and rapid communication by the investigator to the sponsor can be appropriate, because such an event might warrant further investigation in order to characterize and understand it.
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During the study period (Day 1 through Day 481)
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Percentage of participants with human serum bactericidal assay (hSBA) titers ≥ lower limit of quantitation (LLOQ) for each serogroup B indicator strain
Time Frame: At 1 month after the second vaccination (Day 91)
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The immune response to the MenABCWY-2Gen vaccine (low and high dose), the MenABCWY-1Gen vaccine and the MenB vaccine is evaluated by measuring bactericidal activity using an hSBA against all serogroup B indicator strains.
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At 1 month after the second vaccination (Day 91)
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Percentage of participants with hSBA titers ≥ LLOQ for each serogroup B indicator strain
Time Frame: At pre-third vaccination (Day 301)
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The immune response to the MenABCWY-2Gen vaccine (low and high dose), the MenABCWY-1Gen vaccine and the MenB vaccine is evaluated by measuring bactericidal activity using an hSBA against all serogroup B indicator strains.
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At pre-third vaccination (Day 301)
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Percentage of participants with hSBA titers ≥ LLOQ for each serogroup B indicator strain
Time Frame: At 1 month after the third vaccination (Day 331)
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The immune response to the MenABCWY-2Gen vaccine (low and high dose), the MenABCWY-1Gen vaccine and the MenB vaccine is evaluated by measuring bactericidal activity using an hSBA against all serogroup B indicator strains.
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At 1 month after the third vaccination (Day 331)
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hSBA geometric mean titers (GMTs) for each serogroup B indicator strain
Time Frame: At 1 month after the second vaccination (Day 91)
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The immune response to the MenABCWY-2Gen vaccine (low and high dose), the MenABCWY-1Gen vaccine and the MenB vaccine against serogroup B indicator strains is determined using hSBA GMTs.
For each serogroup B indicator strain 90% CIs for the GMTs ratio between ABCWY-2Gen low dose/ ABCWY-2Gen high dose and MenB, is created by exponentiating (base 10) the least squares means and the lower and upper limits of the 90% CIs of the log transformed titers (base 10) obtained from a 2-way Analysis of Variance (ANOVA) with factors for arms and center.
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At 1 month after the second vaccination (Day 91)
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hSBA GMTs for each serogroup B indicator strain
Time Frame: At pre-third vaccination (Day 301)
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The immune response to the MenABCWY-2Gen vaccine (low and high dose), the MenABCWY-1Gen vaccine and the MenB vaccine against serogroup B indicator strains is determined using hSBA GMTs.
For each serogroup B indicator strain 90% CIs for the GMTs ratio between ABCWY-2Gen low dose/ ABCWY-2Gen high dose and MenB, is created by exponentiating (base 10) the least squares means and the lower and upper limits of the 90% CIs of the log transformed titers (base 10) obtained from a 2-way ANOVA with factors for arms and center.
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At pre-third vaccination (Day 301)
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hSBA GMTs for each serogroup B indicator strain
Time Frame: At 1 month after the third vaccination (Day 331)
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The immune response to the MenABCWY-2Gen vaccine (low and high dose), the MenABCWY-1Gen vaccine and the MenB vaccine against serogroup B indicator strains is determined using hSBA GMTs.
For each serogroup B indicator strain 90% CIs for the GMTs ratio between ABCWY-2Gen low dose/ ABCWY-2Gen high dose and MenB, is created by exponentiating (base 10) the least squares means and the lower and upper limits of the 90% CIs of the log transformed titers (base 10) obtained from a 2-way ANOVA with factors for arms and center.
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At 1 month after the third vaccination (Day 331)
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Within group hSBA geometric mean ratios (GMRs) for each serogroup B indicator strain
Time Frame: At 1 month after the third vaccination (Day 331) compared to pre-third vaccination (Day 301)
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The immune response to the MenABCWY-2Gen vaccine (low and high dose), the MenABCWY-1Gen vaccine and the MenB vaccine against serogroup B indicator strains is determined using hSBA GMRs.
Within-group ratios of hSBA GMTs against each of the N.meningitidis serogroup B indicator strain at Day 331 compared to Day 301.
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At 1 month after the third vaccination (Day 331) compared to pre-third vaccination (Day 301)
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Percentage of participants with hSBA titers ≥ LLOQ for each A, C, W and Y serogroup
Time Frame: At 1 month after the second vaccination (Day 91)
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The immune response to the MenABCWY-2Gen vaccine (low and high dose), the MenABCWY-1Gen vaccine and the MenACWY-TT vaccine is evaluated by measuring bactericidal activity using an hSBA against serogroups A, C, W and Y.
The percentages of participants with hSBA titers ≥ LLOQ and the corresponding exact 2-sided 95% CIs based on Clopper-Pearson method are calculated.
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At 1 month after the second vaccination (Day 91)
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Percentage of participants with hSBA titers ≥ LLOQ for each A, C, W and Y serogroup
Time Frame: At pre-third vaccination (Day 301)
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The immune response to the MenABCWY-2Gen vaccine (low and high dose), the MenABCWY-1Gen vaccine and the MenACWY-TT vaccine is evaluated by measuring bactericidal activity using an hSBA against serogroups A, C, W and Y.
The percentages of participants with hSBA titers ≥ LLOQ and the corresponding exact 2-sided 95% CIs based on Clopper-Pearson method are calculated.
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At pre-third vaccination (Day 301)
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Percentage of participants with hSBA titers ≥ LLOQ for each A, C, W and Y serogroup
Time Frame: At 1 month after the third vaccination (Day 331)
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The immune response to the MenABCWY-2Gen vaccine (low and high dose), the MenABCWY-1Gen vaccine and the MenACWY-TT vaccine is evaluated by measuring bactericidal activity using an hSBA against serogroups A, C, W and Y.
The percentages of participants with hSBA titers ≥ LLOQ and the corresponding exact 2-sided 95% CIs based on Clopper-Pearson method are calculated.
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At 1 month after the third vaccination (Day 331)
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hSBA GMTs for each A, C, W and Y serogroup
Time Frame: At 1 month after the second vaccination (Day 91)
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The immune response to the MenABCWY-2Gen vaccine (low and high dose), the MenABCWY-1Gen vaccine and the MenACWY-TT vaccine against serogroups A, C, W and Y is determined using hSBA GMTs.
For each A, C, W, and Y serogroup 90% CIs for the GMTs ratio between ABCWY-2Gen low dose/ ABCWY-2Gen high dose and MenACWY-TT, is created by exponentiating (base 10) the least squares means and the lower and upper limits of the 90% CIs of the log transformed titers (base 10) obtained from a 2-way ANOVA with factors for arms and center.
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At 1 month after the second vaccination (Day 91)
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hSBA GMTs for each A, C, W and Y serogroup
Time Frame: At pre-third vaccination (Day 301)
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The immune response to the MenABCWY-2Gen vaccine (low and high dose), the MenABCWY-1Gen vaccine and the MenACWY-TT vaccine against serogroups A, C, W and Y is determined using hSBA GMTs.
For each A, C, W, and Y serogroup 90% CIs for the GMTs ratio between ABCWY-2Gen low dose/ ABCWY-2Gen high dose and MenACWY-TT, is created by exponentiating (base 10) the least squares means and the lower and upper limits of the 90% CIs of the log transformed titers (base 10) obtained from a 2-way ANOVA with factors for arms and center.
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At pre-third vaccination (Day 301)
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hSBA GMTs for each A, C, W and Y serogroup
Time Frame: At 1 month after the third vaccination (Day 331)
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The immune response to the MenABCWY-2Gen vaccine (low and high dose), the MenABCWY-1Gen vaccine and the MenACWY-TT vaccine against serogroups A, C, W and Y is determined using hSBA GMTs.
For each A, C, W, and Y serogroup 90% CIs for the GMTs ratio between ABCWY-2Gen low dose/ ABCWY-2Gen high dose and MenACWY-TT, is created by exponentiating (base 10) the least squares means and the lower and upper limits of the 90% CIs of the log transformed titers (base 10) obtained from a 2-way ANOVA with factors for arms and center.
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At 1 month after the third vaccination (Day 331)
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Within group hSBA GMRs for each A, C, W and Y serogroup
Time Frame: At 1 month after the third vaccination (Day 331) compared to pre-third vaccination (Day 301)
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The immune response to the MenABCWY-2Gen vaccine (low and high dose), the MenABCWY-1Gen vaccine and the MenACWY-TT vaccine against serogroups A, C, W and Y is determined using hSBA GMRs.
Within-group ratios of hSBA GMTs against each of the N.meningitidis A, C, W and Y serogroups at Day 331 compared to Day 301.
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At 1 month after the third vaccination (Day 331) compared to pre-third vaccination (Day 301)
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Collaborators and Investigators
Sponsor
Sponsor
Study record dates
Study Major Dates
Study Start (Actual)
Study Start
Primary Completion (Actual)
Primary Completion
Study Completion (Actual)
Study Completion
Study Registration Dates
First Submitted
First Submitted
First Submitted That Met QC Criteria
First Submitted That Met QC Criteria
First Posted (Actual)
First Posted
Study Record Updates
Last Update Posted (Actual)
Last Update Posted
Last Update Submitted That Met QC Criteria
Last Update Submitted That Met QC Criteria
Last Verified
Last Verified
More Information
Terms related to this study
Keywords
Additional Relevant MeSH Terms
Other Study ID Numbers
Other Study ID Numbers
- 217043
- 2021-001367-24 (EudraCT Number)
Plan for Individual participant data (IPD)
Plan to Share Individual Participant Data (IPD)?
IPD Plan Description
IPD Sharing Time Frame
IPD Sharing Access Criteria
IPD Sharing Supporting Information Type
- STUDY_PROTOCOL
- SAP
- ICF
- CSR
Drug and device information, study documents
Studies a U.S. FDA-regulated drug product
Studies a U.S. FDA-regulated device product
product manufactured in and exported from the U.S.
This information was retrieved directly from the website clinicaltrials.gov without any changes. If you have any requests to change, remove or update your study details, please contact register@clinicaltrials.gov. As soon as a change is implemented on clinicaltrials.gov, this will be updated automatically on our website as well.
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