Safety and Immunogenicity Study of a Booster Dose of GSK Biologicals' 10-valent Pneumococcal Conjugate Vaccine.

Fever was measured as rectal temperature. Assessment of occurrences of rectal temperature > 39.0 °C was performed post administration of the booster dose of pneumococcal vaccine (Synflorix™ or Prevenar™ vaccine) in this study. The analysis was performed on the Total vaccinated cohort, which included all subjects vaccinated in this study 10PN-PD-DIT-007, solely on subjects with results available.

Solicited local symptoms assessed include 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. The analysis was performed on the Total vaccinated cohort, which included all subjects vaccinated in this study 10PN-PD-DIT-007, solely on subjects with results available.

Solicited general symptoms assessed include 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 everyday activities. 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. The analysis was performed on the Total vaccinated cohort, which included all subjects vaccinated in this study 10PN-PD-DIT-007, solely on subjects with results available.

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 an incidence of an unsolicited AE regardless of intensity or relationship to study vaccination. The analysis was performed on the Total vaccinated cohort, which included all subjects vaccinated in this study 10PN-PD-DIT-007.

An SAE is any untoward medical occurrence that: results in death, is life-threatening, requires hospitalization or prolongation of existing hospitalization, results in disability/incapacity, or may evolve into one of the outcomes listed above. "Any" is defined an incidence of a SAE regardless of intensity/severity . The analysis was performed on the Total vaccinated cohort, which included all subjects vaccinated in this study 10PN-PD-DIT-007.

An SAE is any untoward medical occurrence that: results in death, is life-threatening, requires hospitalization or prolongation of existing hospitalization, results in disability/incapacity, or may evolve into one of the outcomes listed above. "Any" is defined an incidence of a SAE regardless of intensity/severity. The analysis was performed on the Total vaccinated cohort, which included all subjects vaccinated in this study 10PN-PD-DIT-007, solely on subjects enrolled in the ESFU Phase of the study.

A seroprotected subject as regards anti-pneumococcal serotype antibody was defined as a subject with anti-pneumococcal serotype antibody concentration above than or equal to (≥) 0.20 microgram per millilitre (μg/mL). Anti-pneumococcal serotypes antibodies assessed were antibodies against pneumococcal serotypes 1, 4, 5, 6B, 7F, 9V, 14, 18C, 19F and 23F (Anti-1, -4, -5, -6B, -7F, 9V, -14, -18C, -19F and -23F). Analysis was performed using the 22F-inhibition Enzyme-linked immunosorbent assay (ELISA), using ≥ 0.05 μg/mL as seropositivity cut off. For this endpoint, the analysis was performed on the according-to-protocol cohort for immunogenicity, e. a., evaluable subjects for whom assay results were available for antibodies against at least one study vaccine antigen component after booster vaccination.

Anti-pneumococcal serotypes 1, 4, 5, 6B, 7F, 9V, 14, 18C, 19F and 23F antibody concentrations (Anti-1, -4, -5, -6B, -7F, -9V, -14, -18C, -19F and -23F) were calculated, expressed as geometric mean concentrations (GMCs), in microgram per millilitre (µg/mL). The seropositivity cut-off for the assay was ≥ 0.05 µg/mL. Antibody concentrations below the cut-off of the assay were given an arbitrary value of half the cut-off for the purpose of GMC calculation. For this endpoint, the analysis was performed on the according-to-protocol cohort for immunogenicity, e. a., evaluable subjects for whom assay results were available for antibodies against at least one study vaccine antigen component after booster vaccination.

OPA titers against pneumococcal serotypes 1, 4, 5, 6B, 7F, 9V, 14, 18C, 19F and 23F (Opsono-1, -4, -5, -6B, -7F, -9V, -14, -18C, -19F and -23F) were calculated, expressed as geometric mean titers (GMTs) and tabulated. The seropositivity cut-off for the assay was ≥ 8. Antibody titers below the cut-off of the assay were given an arbitrary value of half the cut-off for the purpose of GMT calculation. For this endpoint, the analysis was performed on the according-to-protocol cohort for immunogenicity, e. a., evaluable subjects for whom assay results were available for antibodies against at least one study vaccine antigen component after booster vaccination.

Anti-protein D (Anti-PD) antibody concentrations by Enzyme-Linked Immunosorbent Assay (ELISA) were calculated, expressed as geometric mean concentrations (GMCs) in ELISA unit per milli-liter (EL.U/mL) and tabulated. The seropositivity cut-off for the assay was ≥ 100 EL.U/mL. Antibody concentrations below the cut-off of the assay were given an arbitrary value of half the cut-off for the purpose of GMC calculation. For this endpoint, the analysis was performed on the according-to-protocol cohort for immunogenicity, e. a., evaluable subjects for whom assay results were available for antibodies against at least one study vaccine antigen component after booster vaccination.

Anti-PRP antibody concentrations were calculated, expressed as geometric mean concentrations (GMCs), in microgram per milliliter (µg/mL), and tabulated. The seroprotection cut-off for the assay for the purpose of this endpoint was ≥ 0.15 µg/mL. Antibody concentrations below the cut-off of the assay were given an arbitrary value of half the cut-off for the purpose of GMC calculation. For this endpoint, the analysis was performed on the according-to-protocol cohort for immunogenicity, e. a., evaluable subjects for whom assay results were available for antibodies against at least one study vaccine antigen component after booster vaccination.

Anti-PT, Anti-FHA and Anti-PRN concentrations measured by Enzyme-Linked Immunosorbent Assay (ELISA) were calculated, expressed as geometric mean concentrations (GMCs) in ELISA unit per milli-liter (EL.U/mL) and tabulated. The seropositivity cut-off for the assay was ≥ 5 EL.U/mL. Antibody concentrations below the cut-off of the assay were given an arbitrary value of half the cut-off for the purpose of GMC calculation. For this endpoint, the analysis was performed on the according-to-protocol cohort for immunogenicity, e. a., evaluable subjects for whom assay results were available for antibodies against at least one study vaccine antigen component after booster vaccination.

Anti-D and Anti-TT antibody concentrations were calculated, expressed as geometric mean concentrations (GMCs), in International units per milliliter (IU/mL), and tabulated. The seropositivity cut-off for the assay was ≥ 0.1 IU/mL. Antibody concentrations below the cut-off of the assay were given an arbitrary value of half the cut-off for the purpose of GMC calculation. For this endpoint, the analysis was performed on the according-to-protocol cohort for immunogenicity, e. a., evaluable subjects for whom assay results were available for antibodies against at least one study vaccine antigen component after booster vaccination.

Anti-HBs antibody concentrations were calculated, expressed as geometric mean concentrations (GMCs), in milli-International unit per milliliter (IU/mL), and tabulated. The seropositivity cut-off for the assay was ≥ 10 mIU/mL. Antibody concentrations below the cut-off of the assay were given an arbitrary value of half the cut-off for the purpose of GMC calculation. For this endpoint, the analysis was performed on the according-to-protocol cohort for immunogenicity, e. a., evaluable subjects for whom assay results were available for antibodies against at least one study vaccine antigen component after booster vaccination.

Anti-Polio 1, 2 and 3 antibody titers were calculated, expressed as geometric mean titers (GMTs) and tabulated. The seroprotection cut-off for the assay was ≥ 8. Antibody titers below the cut-off of the assay were given an arbitrary value of half the cut-off for the purpose of GMT calculation. For this endpoint, the analysis was performed on the according-to-protocol cohort for immunogenicity, e. a., evaluable subjects for whom assay results were available for antibodies against at least one study vaccine antigen component after booster vaccination.

A BST responder to PT, FHA and PRN antigens was defined as a subject with the appearance of antibodies in subjects who were seronegative prior to the booster vaccination or at least 2-fold increase of pre-booster vaccination antibody concentrations in subjects who were seropositive prior to the booster vaccination. A seropositive/seronegative subject as regards Anti-PT/-FHA/ -PRN antibodies was defined as a subject with anti-PT/-FHA/ -PRN antibody concentrations ≥ 5 Enzyme-linked Immunosorbent assay (ELISA) unit per milli-liter (EL.U/mL)