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AzTrials

Infections, StreptococcalPhase 3NCT00609492

Evaluate Safety and Immunogenicity of a Booster Dose of Pneumococcal Conjugate Vaccine in Preterm Born Infants.

A Phase 3 study testing GSK Biologicals´ Pneumococcal Conjugate Vaccine (GSK1024850A) and Infanrix™-IPV/Hib in people with Infections, Streptococcal and Streptococcus Pneumoniae Vaccines, run by GlaxoSmithKline at 7 sites in 2 countries.

Completed

Finished. The study has ended and is not enrolling. Results may be posted on the official record.

Official record
Search all trials

Trial summary

The purpose of this study is to evaluate the safety, reactogenicity and immunogenicity of a booster dose of GlaxoSmithKline (GSK) Biologicals´ pneumococcal conjugate vaccine co-administered with a booster dose of DTPa-IPV/Hib (Infanrix-IPV/Hib) in preterm born children at the age of 16-18 months. Read more about this study

Who is it for?
Ages 16 to 18 monthsHealthy volunteers can take part
What is being tested?
GSK Biologicals´ Pneumococcal Conjugate Vaccine (GSK1024850A) and Infanrix™-IPV/Hib
Could I receive a placebo?
No, everyone receives an active treatment
How many people
245 participants
Where
7 sitesin 2 countries
Study dates
3 Jan 2008to 30 Mar 2009
Phase
Phase 3
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 16 to 18 months
  • All sexes
  • Healthy volunteers accepted
  • Child

Who may be able to join

  • Subjects who the investigator believes that their parents/guardians can and will comply with the requirements of the protocol should be enrolled in the study.
  • A male or female between, and including, 16-18 months of age at the time of the booster vaccination.
  • A male or female who previously participated in study 107737 and received three doses of pneumococcal conjugate vaccine.
  • Written informed consent obtained from the parent or guardian of the subject.
  • Free of obvious health problems as established by medical history and clinical examination before entering into the study.

Who cannot join

  • Concurrently participating in another clinical study, at any time during the study period (active phase and extended safety follow-up), in which the subject has been or will be exposed to an investigational or a non-investigational product.
  • Use of any investigational or non-registered product (drug or vaccine) other than the study vaccines within 30 days preceding the booster dose of study vaccines, or planned use during the study period (active phase and 5 months extended safety follow-up).
  • Chronic administration of immunosuppressants or other immune-modifying drugs within 6 months prior to the booster dose of study vaccine.
  • Planned administration/administration of a vaccine not foreseen by the study protocol, during the period starting from one month (30 days) before the booster dose of study vaccines (Visit 1) and up to the follow-up visit (Visit 2).
  • Previous vaccination against diphtheria, tetanus, pertussis, polio, hepatitis B, Haemophilus influenzae type b and/or Streptococcus pneumoniae other than the study vaccines from study 107737
  • History of or intercurrent diphtheria, tetanus, hepatitis B, pertussis, polio, Haemophilus influenzae type b disease.
Show all 14Show fewer
  • History of allergic disease or reactions likely to be exacerbated by any component of the vaccines.
  • History of seizures or progressive neurological disease
  • Acute disease at the time of enrolment.
  • Febrile illness defined as oral, axillary or tympanic temperature < 37.5°C / rectal temperature < 38°C. A temperature greater than or equal to these cut-offs warrants deferral of the vaccination pending recovery of the subject.
  • Any confirmed or suspected immunosuppressive or immunodeficient condition based on medical history and physical examination.
  • A family history of congenital or hereditary immunodeficiency.
  • Major congenital defects or serious chronic illness.
  • Administration of immunoglobulins, with the exception of monoclonal antibodies against RSV, and/or any blood products within three months preceding the booster dose of study vaccines or planned administration during the active phase of the study.

Trial locations and contacts

7 sites in 2 countries.

7 sites in 2 countries

Greece4 sites
  • GSK Investigational Site

    Athens, 115 27

  • GSK Investigational Site

    Athens, 11527

  • GSK Investigational Site

    Ioannina, 452 21

  • GSK Investigational Site

    Thessaloniki, 54636

Other trials in Greece

Spain3 sites
  • GSK Investigational Site

    Burgos, 09005

  • GSK Investigational Site

    Madrid, 28047

  • GSK Investigational Site

    Móstoles/Madrid, 28935

Other trials in Spain

About this study

Official title: Safety, Reactogenicity and Immunogenicity Following Booster Dose of GSK Biologicals´ Pneumococcal Conjugate Vaccine When Co-administered With a Booster Dose of Infanrix-IPV/Hib in Preterm Born Children at 16-18 Months of Age

The purpose of this study is to evaluate the safety, reactogenicity and immunogenicity of a booster dose of GlaxoSmithKline (GSK) Biologicals´ pneumococcal conjugate vaccine co-administered with a booster dose of DTPa-IPV/Hib (Infanrix-IPV/Hib) in preterm born children at the age of 16-18 months. This protocol posting deals with objectives \& outcome measures of the booster phase. The objectives \& outcome measures of the primary phase are presented in a separate protocol posting (NCT number =NCT00390910 ). Subjects participating in this study should have received three doses of pneumococcal vaccine in the primary study.

The Protocol Posting has been updated in order to comply with the FDA Amendment Act, Sep 2007.

Being tested
GSK Biologicals´ Pneumococcal Conjugate Vaccine (GSK1024850A), Infanrix™-IPV/Hib
Medical subject headings
Streptococcal Infections

What participants receive

What participants receive. In a randomised study each person is assigned to one group by chance.

  • GSK Biologicals´ Pneumococcal Conjugate Vaccine (GSK1024850A)Biological

    Single dose, intramuscular injection

  • Infanrix™-IPV/HibBiological

    Single dose, intramuscular injection

Study groups in NCT00609492
Study groupRoleWhat they receive
Preterm I GroupExperimentalChildren born after a gestation period of 27-30 weeks
Receives: Biological: GSK Biologicals´ Pneumococcal Conjugate Vaccine (GSK1024850A); Biological: Infanrix™-IPV/Hib
Preterm II GroupExperimentalChildren born after a gestation period of 31-36 weeks
Receives: Biological: GSK Biologicals´ Pneumococcal Conjugate Vaccine (GSK1024850A); Biological: Infanrix™-IPV/Hib
Full term GroupActive comparatorChildren born after a gestation period of more than 36 weeks
Receives: Biological: GSK Biologicals´ Pneumococcal Conjugate Vaccine (GSK1024850A); Biological: Infanrix™-IPV/Hib

What is being measured

The primary outcome is the main question the study is designed to answer.

  1. Number of Subjects Reporting Fever With Rectal Temperature Above (>) 39.0 Degrees Celsius (°C)

    Fever was measured as rectal temperature. Assessment of occurrences of fever > 39.0 °C was performed within 4-days (Day 0-3) after booster vaccination of Synflorix™ and Infanrix™-IPV/Hib vaccine.

    Measured: Within 4-days (Day 0-3) after booster vaccination

Secondary outcomes (27)
  1. Number of Subjects With Any and Grade 3 Solicited Local Symptoms

    Solicited local symptoms assessed included pain, redness and swelling. Grade 3 pain was defined as crying when limb was moved/spontaneously painful. Grade 3 swelling/redness was defined as swelling/redness larger than (>) 30 millimeters (mm). "Any" is defined as incidence of the specified symptom regardless of intensity.

    Measured: Within 4-days (Day 0-3) after booster vaccination

  2. Number of Subjects With Any and Grade 3 Solicited General Symptoms

    Solicited general symptoms assessed included drowsiness, fever (defined as rectal temperature ≥ 38.0°C), irritability, and loss of appetite. Grade 3 drowsiness was defined as drowsiness which prevented normal everyday activities. Grade 3 fever was defined as fever (rectal temperature) above (>) 40.0 degree Celsius (°C). Grade 3 irritability was defined as crying that could not be comforted/preventing normal activity. Grade 3 loss of appetite was defined as the subject not eating at all. "Any" is defined as incidence of the specified symptom regardless of intensity or relationship to study vaccination.

    Measured: Within 4-days (Day 0-3) after booster vaccination

  3. Number of Subjects With Unsolicited Adverse Events (AEs)

    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" is defined as incidence of an unsolicited AE regardless of intensity or relationship to study vaccination.

    Measured: Within 31-days (Day 0-30) after booster vaccination

  4. Number of Subjects With Serious Adverse Events (SAEs)

    Serious adverse events (SAEs) assessed include medical occurrences that result in death, are life threatening, require hospitalization or prolongation of hospitalization or result in disability/incapacity.

    Measured: Throughout the active phase of the study (Month 0 to Month 1)

  5. Number of Subjects With Serious Adverse Events (SAEs)

    Serious adverse events (SAEs) assessed include medical occurrences that result in death, are life threatening, require hospitalization or prolongation of hospitalization or result in disability/incapacity.

    Measured: Throughout the entire study period starting from Month 0 up to the end of the extended safety follow-up (Month 6)

  6. Number of Seropositive Subjects for Anti-pneumococcal Serotypes

    A seropositive subject was defined as a subject who had the anti-pneumococcal serotypes 1, 4, 5, 6B, 7F, 9V, 14, 18C , 19F and 23F concentrations greater than or equal to (≥) the cut-off value of 0.05 micrograms per milliliter (μg/mL).

    Measured: Prior to (Pre-booster) and one month after (Post-booster) the administration of the booster dose of Synflorix™ vaccine co-administered with the booster dose of Infanrix™ -IPV/Hib vaccine

  7. Number of Seroprotected Subjects Against Anti-pneumococcal Serotypes

    A seroprotected subjects was defined as a subject who had anti-pneumococcal serotypes antibody concentrations greater than or equal to (≥) the threshold value of 0.20 micrograms per milliliter (μg/mL). The anti-pneumococcal serotypes assessed were 1, 4, 5, 6B, 7F, 9V, 14, 18C, 19F and 23F.

    Measured: Prior to (Pre-booster) and one month after (Post-booster) the administration of the booster dose of Synflorix™ vaccine co-administered with the booster dose of Infanrix™-IPV/Hib vaccine

  8. Antibody Concentrations Against Pneumococcal Serotypes

    Seropositivity status was defined as the anti-pneumococcal serotypes 1, 4, 5, 6B, 7F, 9V, 14, 18C, 19F and 23F antibody concentrations greater than or equal to (≥) the cut-off value of 0.05 micrograms per milliliter (µg/mL). Antibody concentrations were measured by 22F enzyme-linked immunosorbent assay (ELISA), presented as geometric mean concentrations (GMCs).

    Measured: Prior to (Pre-booster) and one month after (Post-booster) the administration of the booster dose of Synflorix™ vaccine co-administered with the booster dose of Infanrix™-IPV/Hib vaccine

  9. Number of Seropositive Subjects for Pneumococcal Cross-reactive Serotypes 6A and 19A

    A seropositive subject was defined as a subject who had the anti-pneumococcal serotypes 6A and 19A concentrations greater than or equal to (≥) the cut-off value of 0.05 micrograms per milliliter (μg/mL).

    Measured: Prior to (Pre-booster) and one month after (Post-booster) the administration of the booster dose of Synflorix™ vaccine co-administered with the booster dose of Infanrix™ -IPV/Hib vaccine

  10. Antibody Concentrations Against Pneumococcal Cross-reactive Serotypes 6A and 19A

    Seropositivity status was defined as the anti-pneumococcal cross-reactive serotypes 6A and 19A antibody concentrations greater than or equal to (≥) the cut-off value of 0.05 micrograms per milliliter (µg/mL). Antibody concentrations were measured by 22F enzyme-linked immunosorbent assay (ELISA), presented as geometric mean concentrations (GMCs).

    Measured: Prior to (Pre-booster) and one month after (Post-booster) the administration of the booster dose of Synflorix™ vaccine co-administered with the booster dose of Infanrix™-IPV/Hib vaccine

  11. Number of Seropositive Subjects for Protein D Antibodies (Anti-PD)

    A seropositive subject was defined as a subject who had anti-PD concentration greater than or equal to (≥) the value of 100 ELISA units per milliliter (EL.U/mL).

    Measured: Prior to (Pre-booster) and one month after (Post-booster) the administration of the booster dose of Synflorix™ vaccine co-administered with the booster dose of Infanrix™-IPV/Hib vaccine

  12. Antibody Concentrations Against Protein D (Anti-PD)

    Seropositivity status was defined as the anti-protein D (Anti-PD) antibody concentrations greater than or equal to (≥) 100 ELISA units per milliliter (EL.U/mL). Antibody concentrations were measured by enzyme-linked immunosorbent assay (ELISA), presented as geometric mean concentrations (GMCs).

    Measured: Prior to (Pre-booster) and one month after (Post-booster) the administration of the booster dose of Synflorix™ vaccine co-administered with the booster dose of Infanrix™-IPV/Hib vaccine

  13. Number of Seroprotected Subjects Against Anti-diphtheria (Anti-DT) and Anti-tetanus Toxoids (Anti-TT)

    A seroprotected subject was defined as a subject who had anti-DT and anti-TT concentrations greater than or equal to (≥) the value of 0.1 international units per milliliter (IU/mL).

    Measured: Prior to (Pre-booster) and one month after (Post-booster) the administration of the booster dose of Synflorix™ vaccine co-administered with the booster dose of Infanrix™-IPV/Hib vaccine

  14. Antibody Concentrations Against Anti-diphtheria (Anti-DT) and Anti-tetanus Toxoids (Anti-TT)

    Seropositivity status was defined as the anti-diphtheria toxoid (Anti-DT) and anti-tetanus toxoid (Anti-TT) antibody concentrations greater than or equal to (≥) 0.1 international units per milliliter (IU/mL). Antibody concentrations were measured by enzyme-linked immunosorbent assay (ELISA), presented as geometric mean concentrations (GMCs).

    Measured: Prior to (Pre-booster) and one month after (Post-booster) the administration of the booster dose of Synflorix™ vaccine co-administered with the booster dose of Infanrix™-IPV/Hib vaccine

  15. Number of Seroprotected Subjects Against Anti-polyribosyl-ribitol Phosphate (Anti-PRP)

    A seroprotected subject was defined as a subject who had anti-PRP concentrations greater than or equal to (≥) the value of 0.15 micrograms per milliliter (µg /mL).

    Measured: Prior to (Pre-booster) and one month after (Post-booster) the administration of the booster dose of Synflorix™ vaccine co-administered with the booster dose of Infanrix™-IPV/Hib vaccine

  16. Number of Subjects With Anti-polyribosyl-ribitol Phosphate (Anti-PRP) Antibody Concentration ≥ 1.0 µg/mL

    The concentration of anti-polyribosyl-ribitol phosphate (Anti-PRP) antibody assessed was greater than or equal to (≥) the value of 1.0 micrograms per milliliter (µg /mL).

    Measured: Prior to (Pre-booster) and one month after (Post-booster) the administration of the booster dose of Synflorix™ vaccine co-administered with the booster dose of Infanrix™-IPV/Hib vaccine

  17. Antibody Concentrations Against Anti-polyribosyl-ribitol-phosphate (Anti-PRP)

    Seropositivity status was defined as the anti-polyribosyl-ribitol-phosphate (Anti-PRP) antibody concentrations greater than or equal to (≥) 0.15 micrograms per milliliter (µg /mL) and ≥ 1.0 µg/mL. Antibody concentrations were measured by enzyme-linked immunosorbent assay (ELISA), presented as geometric mean concentrations (GMCs).

    Measured: Prior to (Pre-booster) and one month after (Post-booster) the administration of the booster dose of Synflorix™ vaccine co-administered with the booster dose of Infanrix™ -IPV/Hib vaccine

  18. Number of Seropositive Subjects for Anti-pertussis Toxoid (Anti-PT), Anti- Filamentous Haemagglutinin (Anti-FHA) and Anti-pertactin (Anti-PRN)

    A seropositive subject was defined as a subject who had anti-PT, anti-FHA and anti-PRN concentrations greater than or equal to (≥) the value of 5 ELISA units per milliliter (EL.U/mL).

    Measured: Prior to (Pre-booster) and one month after (Post-booster) the administration of the booster dose of Synflorix™ vaccine co-administered with the booster dose of Infanrix™-IPV/Hib vaccine

  19. Antibody Concentrations Against Anti-pertussis Toxoid (Anti-PT), Anti-filamentous Haemagglutinin (Anti-FHA) and Anti-pertactin (Anti-PRN)

    Seropositivity status was defined as the anti-pertussis toxoid (Anti-PT), anti-filamentous haemagglutinin (Anti-FHA) and anti-pertactin (Anti-PRN) antibody concentrations greater than or equal to (≥) 5 ELISA units per milliliter (EL.U /mL). Antibody concentrations were measured by enzyme-linked immunosorbent assay (ELISA), presented as geometric mean concentrations (GMCs).

    Measured: Prior to (Pre-booster) and one month after (Post-booster) the administration of the booster dose of Synflorix™ vaccine co-administered with the booster dose of Infanrix™-IPV/Hib vaccine

  20. Number of Subjects With Vaccine Response for Anti-PT, Anti-FHA and Anti-PRN Antibodies

    Vaccine response was defined as antibody concentrations ≥ 5 EL.U/mL at post-booster, for initially seronegative subjects (S-) (with concentrations < 5 EL.U/mL) and for initially seropositive subjects (S+) (with concentrations ≥ 5 EL.U/mL), antibody concentrations at post-booster ≥ 2 fold the pre-vaccination antibody concentration.

    Measured: One month after (Post-booster) the administration of the booster dose of Synflorix™ vaccine co-administered with the booster dose of Infanrix™-IPV/Hib vaccine

  21. Number of Seroprotected Subjects Against Anti-polio Type 1, 2 and 3 (Anti-Polio 1, 2 and 3)

    A seroprotected subject was defined as a subject who had anti-polio types 1, 2 and 3 titers greater than or equal to (≥) the value of 8.

    Measured: Prior to (Pre-booster) and one month after (Post-booster) the administration of the booster dose of Synflorix™ vaccine co-administered with the booster dose of Infanrix™-IPV/Hib vaccine

  22. Antibody Titers Against Anti-polio Type 1, 2 and 3

    Seroprotection status was defined as the anti-polio type 1, anti-polio type 2 and anti-polio type 3 antibody titers greater than or equal to (≥) the cut-off value of 8, presented as geometric mean titers (GMTs).

    Measured: Prior to (Pre-booster) and one month after (Post-booster) the administration of the booster dose of Synflorix™ vaccine co-administered with the booster dose of Infanrix™-IPV/Hib vaccine

  23. Antibody Concentrations Against Anti-hepatitis B Surface Antigen (HBs)

    Seroprotection status was defined as the Anti-HBs antibody concentrations greater than or equal to (≥) 10 milli international units per milliliter (mIU/mL), presented as geometric mean concentrations (GMCs).

    Measured: Prior to (Pre-booster) the administration of the booster dose of Synflorix™ vaccine co-administered with the booster dose of Infanrix™-IPV/Hib vaccine

  24. Number of Seropositive Subjects for Opsonophagocytic Activity (OPA) Against Pneumococcal Serotypes

    A seropositive subject was defines as a subject with opsonophagocytic activity cut-off value greater than or equal to (≥) the value of 8. The vaccine pneumococcal serotypes investigated were 1, 4, 5, 6B, 7F, 9V, 14, 18C, 19F and 23F.

    Measured: One month after (Post-booster) the administration of the booster dose of Synflorix™ vaccine co-administered with the booster dose of Infanrix™-IPV/Hib vaccine

  25. Opsonophagocytic Activity (OPA) Against Pneumococcal Serotypes

    Seropositivity status was defined as the opsonophagocytic activity (OPA) against pneumococcal serotypes 1, 4, 5, 6B, 7F, 9V, 14, 18C, 19F and 23F, with a cut-off value greater than or equal to (≥) 8, presented as geometric mean titers (GMTs).

    Measured: One month after (Post-booster) the administration of the booster dose of Synflorix™ vaccine co-administered with the booster dose of Infanrix™-IPV/Hib vaccine

  26. Number of Seropositive Subjects for Opsonophagocytic Activity (OPA) Against Pneumococcal Cross-reactive Serotypes 6A and 19A

    A seropositive subject was defined as a subject with opsonophagocytic activity against pneumococcal cross-reactive serotypes 6A and 19A greater than or equal to (≥) the cut-off value of 8.

    Measured: One month after (Post-booster) the administration of the booster dose of Synflorix™ vaccine co-administered with the booster dose of Infanrix™-IPV/Hib vaccine

  27. Opsonophagocytic Activity (OPA) Against Pneumococcal Cross-reactive Serotypes 6A and 19A

    Seropositivity status was defined as the opsonophagocytic activity (OPA) against pneumococcal cross-reactive serotypes 6A and 19A, with a cut-off value greater than or equal to (≥) 8, presented as geometric mean titers (GMTs).

    Measured: One month after (Post-booster) the administration of the booster dose of Synflorix™ vaccine co-administered with the booster dose of Infanrix™-IPV/Hib vaccine

Timeline

From the start of the study to its completion; the mark is today. Estimated dates are the sponsor’s plan.

  1. First posted7 Feb 2008 (estimated)
  2. Study start3 Jan 2008
  3. Primary completion10 Nov 2008
  4. Study completion30 Mar 2009

Resources

More details

For doctors and researchers: how the study is designed, who runs it, and its registry IDs.

Study design
Study type
Interventional
Phase
Phase 3
Primary purpose
Prevention
Allocation
Non-randomised
Intervention model
Parallel groups
Masking
None (open label)
Enrolment
245 participants (actual)
IDs, dates and publications
ClinicalTrials.gov ID
NCT00609492
Sponsor's protocol ID
109621
Other IDs
2007-000596-42
Status last verified
Dec 2019
First submitted
25 Jan 2008
Last updated
3 Jan 2020
Individual data sharing
Yes: IPD is available via the Clinical Study Data Request site (click on the link provided below)

Publications

  • Omenaca F, Merino JM, Tejedor JC, Constantopoulos A, Papaevangelou V, Kafetzis D, Tsirka A, Athanassiadou F, Anagnostakou M, Francois N, Borys D, Schuerman L. Immunization of preterm infants with 10-valent pneumococcal conjugate vaccine. Pediatrics. 2011 Aug;128(2):e290-8. doi: 10.1542/peds.2010-1184. Epub 2011 Jul 4.

    PubMed 21727108
  • Omenaca F et al. Booster vaccination of preterm-born children with 10-valent pneumococcal non-typeable haemophilus influenzae protein D-conjugate vaccine (PHiD-CV): antibody responses and safety. Abstract presented at the 6th World Congress of the World Society for Pediatric Infectious Diseases (WSPID). Beunos Aires, Argentina, 18-22 November 2009.

  • Omenaca F et al. Immunogenicity and safety of the 10-valent pneumococcal non-typeable Haemophilus influenzae protein D conjugate vaccine (PHiD-CV) following primary and booster vaccination in preterm-born children. Abstract presented at Excellence In Paediatrics. Florence, Italy, 3-6 December 2009.

Questions about this trial

What is this clinical trial studying?

A Phase 3 study testing GSK Biologicals´ Pneumococcal Conjugate Vaccine (GSK1024850A) and Infanrix™-IPV/Hib in people with Infections, Streptococcal and Streptococcus Pneumoniae Vaccines, run by GlaxoSmithKline at 7 sites in 2 countries.

The full registered description is in the About this study section and the official record.

Who may be eligible to take part?

The sponsor lists 5 inclusion and 14 exclusion criteria. Eligibility is decided by the study team after screening, so read the full criteria and contact a listed site.

Is this clinical trial currently recruiting?

The record says: finished, as of the sponsor's last update on 3 Jan 2020. Status can change between updates, so confirm with the study contact before making plans.

Where is the study taking place?

The record lists 7 sites in Greece, Spain. 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.

What does this phase mean?

Phase 3 studies compare the treatment with the current standard treatment or a placebo in a large group, to confirm how well it works and watch for side effects.

Not every study follows the same path, and some studies (observational studies, device studies) have no phase.

Are results available for this study?

Yes. Results are posted in the registry (first posted 12 Apr 2017). 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?

Number of Subjects Reporting Fever With Rectal Temperature Above (>) 39.0 Degrees Celsius (°C) (time frame: Within 4-days (Day 0-3) after booster vaccination). It is what the study was designed to measure, not a finding.

Where can I read the original study information?

On the ClinicalTrials.gov record for NCT00609492, which also lists 3 linked publications.

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 3 Jan 2020.

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