Trial Outcomes & Findings for Comparison of Three Commercial Batches of the Japanese Encephalitis Vaccine IC51 (NCT NCT00595465)

NCT ID: NCT00595465

Last Updated: 2014-05-16

Results Overview

Recruitment status

COMPLETED

Study phase

PHASE3

Target enrollment

389 participants

Primary outcome timeframe

Day 56

Results posted on

2014-05-16

Participant Flow

Participant milestones

Participant milestones
Measure
IC51 Batch IC51/07E/006A
IC51 Batch IC51/07E/007A
IC51 Batch IC51/07E/008A
Overall Study
STARTED
130
129
128
Overall Study
COMPLETED
124
125
121
Overall Study
NOT COMPLETED
6
4
7

Reasons for withdrawal

Reasons for withdrawal
Measure
IC51 Batch IC51/07E/006A
IC51 Batch IC51/07E/007A
IC51 Batch IC51/07E/008A
Overall Study
Adverse Event
4
3
3
Overall Study
Pregnancy
0
0
1
Overall Study
Protocol Violation
2
1
0
Overall Study
Lost to Follow-up
0
0
2
Overall Study
administrative reason
0
0
1

Baseline Characteristics

Comparison of Three Commercial Batches of the Japanese Encephalitis Vaccine IC51

Baseline characteristics by cohort

Baseline characteristics by cohort
Measure
IC51 Batch IC51/07E/006A
n=130 Participants
IC51 Batch IC51/07E/007A
n=129 Participants
IC51 Batch IC51/07E/008A
n=128 Participants
Total
n=387 Participants
Total of all reporting groups
Age, Categorical
<=18 years
0 Participants
n=5 Participants
0 Participants
n=7 Participants
0 Participants
n=5 Participants
0 Participants
n=4 Participants
Age, Categorical
Between 18 and 65 years
130 Participants
n=5 Participants
128 Participants
n=7 Participants
127 Participants
n=5 Participants
385 Participants
n=4 Participants
Age, Categorical
>=65 years
0 Participants
n=5 Participants
1 Participants
n=7 Participants
1 Participants
n=5 Participants
2 Participants
n=4 Participants
Age, Continuous
29.3 years
STANDARD_DEVIATION 8.6 • n=5 Participants
28.9 years
STANDARD_DEVIATION 9.4 • n=7 Participants
30.2 years
STANDARD_DEVIATION 10.5 • n=5 Participants
29.5 years
STANDARD_DEVIATION 9.5 • n=4 Participants
Sex: Female, Male
Female
71 Participants
n=5 Participants
83 Participants
n=7 Participants
74 Participants
n=5 Participants
228 Participants
n=4 Participants
Sex: Female, Male
Male
59 Participants
n=5 Participants
46 Participants
n=7 Participants
54 Participants
n=5 Participants
159 Participants
n=4 Participants
Region of Enrollment
Europe
130 participants
n=5 Participants
129 participants
n=7 Participants
128 participants
n=5 Participants
387 participants
n=4 Participants

PRIMARY outcome

Timeframe: Day 56

Population: Per Protocol Population (PP Population, N= 364): includes all subjects randomized who received at least one dose of study medication without any major protocol violations identified at the blind data review meeting.

Outcome measures

Outcome measures
Measure
IC51 Batch IC51/07E/006A
n=124 Participants
IC51 Batch IC51/07E/007A
n=121 Participants
IC51 Batch IC51/07E/008A
n=119 Participants
Geometric Mean Titer (GMT) for Anti-JEV Neutralizing Antibody
160.8 titers
Standard Deviation 398.0
188.2 titers
Standard Deviation 410.2
168.4 titers
Standard Deviation 483.6

SECONDARY outcome

Timeframe: Day 56

Outcome measures

Outcome data not reported

SECONDARY outcome

Timeframe: Day 56

Outcome measures

Outcome data not reported

Adverse Events

IC51 Batch IC51/07E/006A

Serious events: 2 serious events
Other events: 64 other events
Deaths: 0 deaths

IC51 Batch IC51/07E/007A

Serious events: 1 serious events
Other events: 74 other events
Deaths: 0 deaths

IC51 Batch IC51/07E/008A

Serious events: 0 serious events
Other events: 74 other events
Deaths: 0 deaths

Serious adverse events

Serious adverse events
Measure
IC51 Batch IC51/07E/006A
n=130 participants at risk
IC51 Batch IC51/07E/007A
n=129 participants at risk
IC51 Batch IC51/07E/008A
n=128 participants at risk
Gastrointestinal disorders
Abdominal Pain
0.00%
0/130
389 subjects were randomized, 2 of them were not treated
0.78%
1/129
389 subjects were randomized, 2 of them were not treated
0.00%
0/128
389 subjects were randomized, 2 of them were not treated
Infections and infestations
Tubo-Ovarian Abscess
0.77%
1/130
389 subjects were randomized, 2 of them were not treated
0.00%
0/129
389 subjects were randomized, 2 of them were not treated
0.00%
0/128
389 subjects were randomized, 2 of them were not treated
Injury, poisoning and procedural complications
Humerus Fracture
0.77%
1/130
389 subjects were randomized, 2 of them were not treated
0.00%
0/129
389 subjects were randomized, 2 of them were not treated
0.00%
0/128
389 subjects were randomized, 2 of them were not treated

Other adverse events

Other adverse events
Measure
IC51 Batch IC51/07E/006A
n=130 participants at risk
IC51 Batch IC51/07E/007A
n=129 participants at risk
IC51 Batch IC51/07E/008A
n=128 participants at risk
Blood and lymphatic system disorders
Lymphadenopathy
3.1%
4/130
389 subjects were randomized, 2 of them were not treated
0.78%
1/129
389 subjects were randomized, 2 of them were not treated
0.78%
1/128
389 subjects were randomized, 2 of them were not treated
Ear and labyrinth disorders
Vertigo
0.77%
1/130
389 subjects were randomized, 2 of them were not treated
3.1%
4/129
389 subjects were randomized, 2 of them were not treated
0.78%
1/128
389 subjects were randomized, 2 of them were not treated
Gastrointestinal disorders
Abdominal Pain
0.00%
0/130
389 subjects were randomized, 2 of them were not treated
0.78%
1/129
389 subjects were randomized, 2 of them were not treated
2.3%
3/128
389 subjects were randomized, 2 of them were not treated
Gastrointestinal disorders
Abdominal Pain Upper
0.00%
0/130
389 subjects were randomized, 2 of them were not treated
0.00%
0/129
389 subjects were randomized, 2 of them were not treated
2.3%
3/128
389 subjects were randomized, 2 of them were not treated
Gastrointestinal disorders
Diarrhoea
3.1%
4/130
389 subjects were randomized, 2 of them were not treated
3.1%
4/129
389 subjects were randomized, 2 of them were not treated
2.3%
3/128
389 subjects were randomized, 2 of them were not treated
Gastrointestinal disorders
Nausea
9.2%
12/130
389 subjects were randomized, 2 of them were not treated
7.8%
10/129
389 subjects were randomized, 2 of them were not treated
7.0%
9/128
389 subjects were randomized, 2 of them were not treated
Gastrointestinal disorders
Vomiting
1.5%
2/130
389 subjects were randomized, 2 of them were not treated
2.3%
3/129
389 subjects were randomized, 2 of them were not treated
3.1%
4/128
389 subjects were randomized, 2 of them were not treated
General disorders
Fatigue
13.1%
17/130
389 subjects were randomized, 2 of them were not treated
14.7%
19/129
389 subjects were randomized, 2 of them were not treated
10.9%
14/128
389 subjects were randomized, 2 of them were not treated
General disorders
Influenza Like Illness
14.6%
19/130
389 subjects were randomized, 2 of them were not treated
19.4%
25/129
389 subjects were randomized, 2 of them were not treated
19.5%
25/128
389 subjects were randomized, 2 of them were not treated
General disorders
Injection Site Haematoma
1.5%
2/130
389 subjects were randomized, 2 of them were not treated
3.1%
4/129
389 subjects were randomized, 2 of them were not treated
1.6%
2/128
389 subjects were randomized, 2 of them were not treated
General disorders
Injection Site Pain
3.1%
4/130
389 subjects were randomized, 2 of them were not treated
3.9%
5/129
389 subjects were randomized, 2 of them were not treated
0.78%
1/128
389 subjects were randomized, 2 of them were not treated
General disorders
Pyrexia
6.2%
8/130
389 subjects were randomized, 2 of them were not treated
2.3%
3/129
389 subjects were randomized, 2 of them were not treated
2.3%
3/128
389 subjects were randomized, 2 of them were not treated
Infections and infestations
Bronchitis
2.3%
3/130
389 subjects were randomized, 2 of them were not treated
3.1%
4/129
389 subjects were randomized, 2 of them were not treated
1.6%
2/128
389 subjects were randomized, 2 of them were not treated
Infections and infestations
Gastroenteritis
0.77%
1/130
389 subjects were randomized, 2 of them were not treated
1.6%
2/129
389 subjects were randomized, 2 of them were not treated
2.3%
3/128
389 subjects were randomized, 2 of them were not treated
Infections and infestations
Nasopharyngitis
5.4%
7/130
389 subjects were randomized, 2 of them were not treated
7.0%
9/129
389 subjects were randomized, 2 of them were not treated
5.5%
7/128
389 subjects were randomized, 2 of them were not treated
Infections and infestations
Rhinitis
2.3%
3/130
389 subjects were randomized, 2 of them were not treated
2.3%
3/129
389 subjects were randomized, 2 of them were not treated
5.5%
7/128
389 subjects were randomized, 2 of them were not treated
Musculoskeletal and connective tissue disorders
Myalgia
10.8%
14/130
389 subjects were randomized, 2 of them were not treated
7.8%
10/129
389 subjects were randomized, 2 of them were not treated
11.7%
15/128
389 subjects were randomized, 2 of them were not treated
Nervous system disorders
Headache
17.7%
23/130
389 subjects were randomized, 2 of them were not treated
27.9%
36/129
389 subjects were randomized, 2 of them were not treated
29.7%
38/128
389 subjects were randomized, 2 of them were not treated
Respiratory, thoracic and mediastinal disorders
Cough
3.8%
5/130
389 subjects were randomized, 2 of them were not treated
0.00%
0/129
389 subjects were randomized, 2 of them were not treated
0.00%
0/128
389 subjects were randomized, 2 of them were not treated
Respiratory, thoracic and mediastinal disorders
Pharyngolaryngeal Pain
2.3%
3/130
389 subjects were randomized, 2 of them were not treated
1.6%
2/129
389 subjects were randomized, 2 of them were not treated
4.7%
6/128
389 subjects were randomized, 2 of them were not treated

Additional Information

Senior Manager Clinical Research

Intercell AG

Phone: +43 1 206 20

Results disclosure agreements

  • Principal investigator is a sponsor employee
  • Publication restrictions are in place

Restriction type: OTHER