Trial Outcomes & Findings for A Study for Evaluation of Immunogenicity and Reactogenicity of FluarixTM / Influsplit SSW® 2009/2010 in Adults (NCT NCT00920374)

NCT ID: NCT00920374

Last Updated: 2018-09-21

Results Overview

Titers given as geometric mean titer (GMT) were presented for all three vaccine influenza virus strains

Recruitment status

COMPLETED

Study phase

PHASE3

Target enrollment

118 participants

Primary outcome timeframe

Day 0 and Day 21

Results posted on

2018-09-21

Participant Flow

Participant milestones

Participant milestones
Measure
Fluarix Adult Group
Subjects who are 18-60 years of age received one dose of Fluarix™
Fluarix Elderly Group
Subjects who are \> 60 years of age received one dose of Fluarix™
Overall Study
STARTED
61
57
Overall Study
COMPLETED
61
57
Overall Study
NOT COMPLETED
0
0

Reasons for withdrawal

Withdrawal data not reported

Baseline Characteristics

A Study for Evaluation of Immunogenicity and Reactogenicity of FluarixTM / Influsplit SSW® 2009/2010 in Adults

Baseline characteristics by cohort

Baseline characteristics by cohort
Measure
Fluarix Adult Group
n=61 Participants
Subjects who are 18-60 years of age received one dose of Fluarix™
Fluarix Elderly Group
n=57 Participants
Subjects who are \> 60 years of age received one dose of Fluarix™
Total
n=118 Participants
Total of all reporting groups
Age, Continuous
39.3 years
STANDARD_DEVIATION 12.18 • n=5 Participants
68.9 years
STANDARD_DEVIATION 6.57 • n=7 Participants
53.6 years
STANDARD_DEVIATION 17.82 • n=5 Participants
Sex: Female, Male
Female
32 Participants
n=5 Participants
28 Participants
n=7 Participants
60 Participants
n=5 Participants
Sex: Female, Male
Male
29 Participants
n=5 Participants
29 Participants
n=7 Participants
58 Participants
n=5 Participants

PRIMARY outcome

Timeframe: Day 0 and Day 21

Population: Analysis was performed on the According-To-Protocol (ATP) cohort for analysis of immunogenicity, on subjects with available data

Titers given as geometric mean titer (GMT) were presented for all three vaccine influenza virus strains

Outcome measures

Outcome measures
Measure
Fluarix Adult Group
n=59 Participants
Subjects who are 18-60 years of age received one dose of Fluarix™
Fluarix Elderly Group
n=56 Participants
Subjects who are \> 60 years of age received one dose of Fluarix™
Hemagglutination Inhibition (HI) Antibody Titer
A/Brisbane (Day 0)
15.5 titer
Interval 11.7 to 20.6
11.4 titer
Interval 9.2 to 14.0
Hemagglutination Inhibition (HI) Antibody Titer
A/Brisbane (Day 21)
139.7 titer
Interval 100.6 to 194.0
55.8 titer
Interval 39.2 to 79.5
Hemagglutination Inhibition (HI) Antibody Titer
A/Uruguay (Day 0)
18.2 titer
Interval 13.7 to 24.1
13.2 titer
Interval 10.1 to 17.2
Hemagglutination Inhibition (HI) Antibody Titer
A/Uruguay (Day 21)
151.7 titer
Interval 111.6 to 206.2
112.4 titer
Interval 76.3 to 165.5
Hemagglutination Inhibition (HI) Antibody Titer
B/Brisbane (Day 0)
62.8 titer
Interval 45.4 to 86.8
77.6 titer
Interval 57.3 to 105.0
Hemagglutination Inhibition (HI) Antibody Titer
B/Brisbane (Day 21)
393.0 titer
Interval 319.3 to 483.7
371.3 titer
Interval 274.9 to 501.6

PRIMARY outcome

Timeframe: Day 0 and Day 21

Population: Analysis was performed on the ATP cohort for analysis of immunogenicity, on subjects with available data

The cut-off value assessed was ≥ 1:10 and was presented for all three vaccine influenza virus strains

Outcome measures

Outcome measures
Measure
Fluarix Adult Group
n=59 Participants
Subjects who are 18-60 years of age received one dose of Fluarix™
Fluarix Elderly Group
n=56 Participants
Subjects who are \> 60 years of age received one dose of Fluarix™
Number of Subjects With HI Antibody Titer Above the Cut-off Value
A/Brisbane (Day 0)
39 Participants
36 Participants
Number of Subjects With HI Antibody Titer Above the Cut-off Value
A/Brisbane (Day 21)
58 Participants
56 Participants
Number of Subjects With HI Antibody Titer Above the Cut-off Value
A/Uruguay (Day 0)
44 Participants
37 Participants
Number of Subjects With HI Antibody Titer Above the Cut-off Value
A/Uruguay (Day 21)
59 Participants
56 Participants
Number of Subjects With HI Antibody Titer Above the Cut-off Value
B/Brisbane (Day 0)
56 Participants
54 Participants
Number of Subjects With HI Antibody Titer Above the Cut-off Value
B/Brisbane (Day 21)
59 Participants
56 Participants

PRIMARY outcome

Timeframe: Day 0 and Day 21

Population: Analysis was performed on the ATP cohort for analysis of immunogenicity, on subjects with available data

A seroprotected subject is a subject with a serum HI antibody titer ≥ 1:40

Outcome measures

Outcome measures
Measure
Fluarix Adult Group
n=59 Participants
Subjects who are 18-60 years of age received one dose of Fluarix™
Fluarix Elderly Group
n=56 Participants
Subjects who are \> 60 years of age received one dose of Fluarix™
Number of Seroprotected Subjects
A/Brisbane (Day 0)
18 Participants
6 Participants
Number of Seroprotected Subjects
A/Brisbane (Day 21)
53 Participants
35 Participants
Number of Seroprotected Subjects
A/Uruguay (Day 0)
17 Participants
10 Participants
Number of Seroprotected Subjects
A/Uruguay (Day 21)
52 Participants
46 Participants
Number of Seroprotected Subjects
B/Brisbane (Day 0)
38 Participants
45 Participants
Number of Seroprotected Subjects
B/Brisbane (Day 21)
59 Participants
56 Participants

PRIMARY outcome

Timeframe: Day 21

Population: Analysis was performed on the ATP cohort for analysis of immunogenicity, on subjects with available data

A seroconverted subject is a subject with a pre-vaccination serum HI titer \< 1:10 and a post-vaccination serum HI titer ≥ 1:40, or a pre-vaccination serum HI titer ≥ 1:10 and a fold increase (Day 21/Day 0) ≥ 4

Outcome measures

Outcome measures
Measure
Fluarix Adult Group
n=59 Participants
Subjects who are 18-60 years of age received one dose of Fluarix™
Fluarix Elderly Group
n=56 Participants
Subjects who are \> 60 years of age received one dose of Fluarix™
Number of Seroconverted Subjects
A/Brisbane
41 Participants
24 Participants
Number of Seroconverted Subjects
A/Uruguay
40 Participants
41 Participants
Number of Seroconverted Subjects
B/Brisbane
34 Participants
30 Participants

PRIMARY outcome

Timeframe: Day 21

Population: Analysis was performed on the ATP cohort for analysis of immunogenicity, on subjects with available data

Seroconversion factor, defined as the fold increase in serum HI GMT post-vaccination compared to pre-vaccination (Day 0), is presented for all three vaccine influenza virus strains

Outcome measures

Outcome measures
Measure
Fluarix Adult Group
n=59 Participants
Subjects who are 18-60 years of age received one dose of Fluarix™
Fluarix Elderly Group
n=56 Participants
Subjects who are \> 60 years of age received one dose of Fluarix™
Seroconversion Factor
A/Brisbane
9.0 fold change
Interval 6.2 to 13.1
4.9 fold change
Interval 3.5 to 6.9
Seroconversion Factor
A/Uruguay
8.3 fold change
Interval 6.0 to 11.6
8.5 fold change
Interval 6.2 to 11.7
Seroconversion Factor
B/Brisbane
6.3 fold change
Interval 4.5 to 8.7
4.8 fold change
Interval 3.6 to 6.4

PRIMARY outcome

Timeframe: Day 21

Population: Analysis was performed on the ATP cohort for analysis of immunogenicity, on subjects with available data

Seroprotection power is defined as the number of subject who had a pre-vaccination titer \< 1:40 and a post-vaccination titer ≥ 1:40

Outcome measures

Outcome measures
Measure
Fluarix Adult Group
n=42 Participants
Subjects who are 18-60 years of age received one dose of Fluarix™
Fluarix Elderly Group
n=50 Participants
Subjects who are \> 60 years of age received one dose of Fluarix™
Seroprotection Power
A/Brisbane
35 Participants
29 Participants
Seroprotection Power
A/Uruguay
35 Participants
36 Participants
Seroprotection Power
B/Brisbane
21 Participants
11 Participants

SECONDARY outcome

Timeframe: During the 4-day (Day 0-3) post-vaccination period

Solicited local symptoms assessed include ecchymosis, induration, pain, redness, and swelling.

Outcome measures

Outcome measures
Measure
Fluarix Adult Group
n=61 Participants
Subjects who are 18-60 years of age received one dose of Fluarix™
Fluarix Elderly Group
n=57 Participants
Subjects who are \> 60 years of age received one dose of Fluarix™
Number of Subjects Reporting Solicited Local Symptoms
Ecchymosis
3 Participants
2 Participants
Number of Subjects Reporting Solicited Local Symptoms
Induration
14 Participants
13 Participants
Number of Subjects Reporting Solicited Local Symptoms
Pain
41 Participants
21 Participants
Number of Subjects Reporting Solicited Local Symptoms
Redness
22 Participants
16 Participants
Number of Subjects Reporting Solicited Local Symptoms
Swelling
9 Participants
9 Participants

SECONDARY outcome

Timeframe: During the 4-day (Day 0-3) post-vaccination period

Solicited general symptoms assessed include arthralgia, fatigue, headache, myalgia, shivering, sweating, and fever

Outcome measures

Outcome measures
Measure
Fluarix Adult Group
n=61 Participants
Subjects who are 18-60 years of age received one dose of Fluarix™
Fluarix Elderly Group
n=57 Participants
Subjects who are \> 60 years of age received one dose of Fluarix™
Number of Subjects Reporting Solicited General Symptoms
Arthralgia
5 Participants
8 Participants
Number of Subjects Reporting Solicited General Symptoms
Fatigue
13 Participants
6 Participants
Number of Subjects Reporting Solicited General Symptoms
Headache
12 Participants
3 Participants
Number of Subjects Reporting Solicited General Symptoms
Myalgia
14 Participants
7 Participants
Number of Subjects Reporting Solicited General Symptoms
Shivering
2 Participants
2 Participants
Number of Subjects Reporting Solicited General Symptoms
Sweating
6 Participants
5 Participants
Number of Subjects Reporting Solicited General Symptoms
Fever
0 Participants
0 Participants

SECONDARY outcome

Timeframe: During the 21-day (Day 0-20) post-vaccination period

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.

Outcome measures

Outcome measures
Measure
Fluarix Adult Group
n=61 Participants
Subjects who are 18-60 years of age received one dose of Fluarix™
Fluarix Elderly Group
n=57 Participants
Subjects who are \> 60 years of age received one dose of Fluarix™
Number of Subjects Reporting Unsolicited Adverse Events (AE)
9 Participants
3 Participants

SECONDARY outcome

Timeframe: During the entire study period

An SAE is any untoward medical occurrence that: results in death, is lifethreatening, requires hospitalization or prolongation of existing hospitalization, results in disability/incapacity, is a congenital anomaly/birth defect in the offspring of a study subject, or may evolve into one of the outcomes listed above.

Outcome measures

Outcome measures
Measure
Fluarix Adult Group
n=61 Participants
Subjects who are 18-60 years of age received one dose of Fluarix™
Fluarix Elderly Group
n=57 Participants
Subjects who are \> 60 years of age received one dose of Fluarix™
Number of Subjects Reporting Serious Adverse Events (SAE)
0 Participants
0 Participants

Adverse Events

Fluarix Adult Group

Serious events: 0 serious events
Other events: 47 other events
Deaths: 0 deaths

Fluarix Elderly Group

Serious events: 0 serious events
Other events: 31 other events
Deaths: 0 deaths

Serious adverse events

Adverse event data not reported

Other adverse events

Other adverse events
Measure
Fluarix Adult Group
n=61 participants at risk
Subjects who are 18-60 years of age received one dose of Fluarix™
Fluarix Elderly Group
n=57 participants at risk
Subjects who are \> 60 years of age received one dose of Fluarix™
General disorders
Arthralgia
8.2%
5/61
14.0%
8/57
General disorders
Fatigue
21.3%
13/61
10.5%
6/57
General disorders
Headache
19.7%
12/61
5.3%
3/57
General disorders
Myalgia
23.0%
14/61
12.3%
7/57
General disorders
Sweating
9.8%
6/61
8.8%
5/57
General disorders
Induration
23.0%
14/61
22.8%
13/57
General disorders
Pain
67.2%
41/61
36.8%
21/57
General disorders
Redness
36.1%
22/61
28.1%
16/57
General disorders
Swelling
14.8%
9/61
15.8%
9/57

Additional Information

GSK Response Center

GlaxoSmithKline

Phone: 866-435-7343

Results disclosure agreements

  • Principal investigator is a sponsor employee GSK agreements may vary with individual investigators, but will not prohibit any investigator from publishing. GSK supports the publication of results from all centers of a multi-center trial but requests that reports based on single-site data not precede the primary publication of the entire clinical trial.
  • Publication restrictions are in place

Restriction type: OTHER