Trial Outcomes & Findings for Hepatitis A Vaccine Dosing Regimens Among Pediatric Patients on Immunosuppressive Therapy (NCT NCT02917577)

NCT ID: NCT02917577

Last Updated: 2024-10-03

Results Overview

Recruitment status

COMPLETED

Study phase

NA

Target enrollment

19 participants

Primary outcome timeframe

6 to 7 months

Results posted on

2024-10-03

Participant Flow

Participant milestones

Participant milestones
Measure
Avaxim Pediatric®
2 doses (0.5 mL each) six months apart of Avaxim Pediatric® Avaxim Pediatric®: 2 doses (0.5 mL each) 6 months apart of Avaxim Pediatric® vaccine.
Avaxim ® (Adult)
2 doses (0.5 mL each) six months apart of Avaxim ® (adult) Avaxim ® (adult): 2 doses (0.5 mL each) 6 months apart of Avaxim ® (adult) vaccine.
Overall Study
STARTED
10
9
Overall Study
COMPLETED
9
7
Overall Study
NOT COMPLETED
1
2

Reasons for withdrawal

Withdrawal data not reported

Baseline Characteristics

Race and Ethnicity were not collected from any participant.

Baseline characteristics by cohort

Baseline characteristics by cohort
Measure
Avaxim Pediatric®
n=10 Participants
2 doses (0.5 mL each) six months apart of Avaxim Pediatric® Avaxim Pediatric®: 2 doses (0.5 mL each) 6 months apart of Avaxim Pediatric® vaccine.
Avaxim ® (Adult)
n=9 Participants
2 doses (0.5 mL each) six months apart of Avaxim ® (adult) Avaxim ® (adult): 2 doses (0.5 mL each) 6 months apart of Avaxim ® (adult) vaccine.
Total
n=19 Participants
Total of all reporting groups
Age, Categorical
<=18 years
10 Participants
n=10 Participants
9 Participants
n=9 Participants
19 Participants
n=19 Participants
Age, Categorical
Between 18 and 65 years
0 Participants
n=10 Participants
0 Participants
n=9 Participants
0 Participants
n=19 Participants
Age, Categorical
>=65 years
0 Participants
n=10 Participants
0 Participants
n=9 Participants
0 Participants
n=19 Participants
Sex: Female, Male
Female
7 Participants
n=10 Participants
4 Participants
n=9 Participants
11 Participants
n=19 Participants
Sex: Female, Male
Male
3 Participants
n=10 Participants
5 Participants
n=9 Participants
8 Participants
n=19 Participants
Race and Ethnicity Not Collected
0 Participants
Race and Ethnicity were not collected from any participant.
Region of Enrollment
Canada
10 participants
n=10 Participants
9 participants
n=9 Participants
19 participants
n=19 Participants
Diagnosis
JIA
9 participants
n=10 Participants
7 participants
n=9 Participants
16 participants
n=19 Participants
Diagnosis
Crohn
1 participants
n=10 Participants
2 participants
n=9 Participants
3 participants
n=19 Participants
Conventional and Biologic Disease Modifying Anti-Rheumatic Drugs
10 Participants
n=10 Participants
9 Participants
n=9 Participants
19 Participants
n=19 Participants

PRIMARY outcome

Timeframe: 6 to 7 months

Population: Received both vaccinations and serum sample at 4 time-points.

Outcome measures

Outcome measures
Measure
Avaxim Pediatric®
n=9 Participants
2 doses (0.5 mL each) six months apart of Avaxim Pediatric® Avaxim Pediatric®: 2 doses (0.5 mL each) 6 months apart of Avaxim Pediatric® vaccine.
Avaxim ® (Adult)
n=7 Participants
2 doses (0.5 mL each) six months apart of Avaxim ® (adult) Avaxim ® (adult): 2 doses (0.5 mL each) 6 months apart of Avaxim ® (adult) vaccine.
Hepatitis A Antibodies Titre
Baseline (t1)
9.4 IU/L
Interval 9.1 to 11.0
9.0 IU/L
Interval 7.8 to 9.4
Hepatitis A Antibodies Titre
First dose (t2)
394.7 IU/L
Interval 218.65 to 738.4
810.6 IU/L
Interval 317.6 to 2222.0
Hepatitis A Antibodies Titre
1 month after (t3)
343.0 IU/L
Interval 148.8 to 719.35
310.2 IU/L
Interval 103.45 to 413.45
Hepatitis A Antibodies Titre
Second dose (t4)
3975.0 IU/L
Interval 2282.25 to 21515.0
9372.0 IU/L
Interval 1676.6 to 17722.5

Adverse Events

Avaxim Pediatric®

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

Avaxim ® (Adult)

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

Serious adverse events

Adverse event data not reported

Other adverse events

Other adverse events
Measure
Avaxim Pediatric®
n=10 participants at risk
2 doses (0.5 mL each) six months apart of Avaxim Pediatric® Avaxim Pediatric®: 2 doses (0.5 mL each) 6 months apart of Avaxim Pediatric® vaccine.
Avaxim ® (Adult)
n=9 participants at risk
2 doses (0.5 mL each) six months apart of Avaxim ® (adult) Avaxim ® (adult): 2 doses (0.5 mL each) 6 months apart of Avaxim ® (adult) vaccine.
Respiratory, thoracic and mediastinal disorders
Chest Tightness
0.00%
0/10 • Start of adverse event data collection began when participant first signed consent form. End of adverse event data collection finished 28 days after last dosing.
11.1%
1/9 • Start of adverse event data collection began when participant first signed consent form. End of adverse event data collection finished 28 days after last dosing.
Respiratory, thoracic and mediastinal disorders
Shortness of Breath
0.00%
0/10 • Start of adverse event data collection began when participant first signed consent form. End of adverse event data collection finished 28 days after last dosing.
11.1%
1/9 • Start of adverse event data collection began when participant first signed consent form. End of adverse event data collection finished 28 days after last dosing.
Gastrointestinal disorders
Abdominal Cramping
0.00%
0/10 • Start of adverse event data collection began when participant first signed consent form. End of adverse event data collection finished 28 days after last dosing.
11.1%
1/9 • Start of adverse event data collection began when participant first signed consent form. End of adverse event data collection finished 28 days after last dosing.
General disorders
Naseau
20.0%
2/10 • Start of adverse event data collection began when participant first signed consent form. End of adverse event data collection finished 28 days after last dosing.
0.00%
0/9 • Start of adverse event data collection began when participant first signed consent form. End of adverse event data collection finished 28 days after last dosing.
General disorders
Fever
10.0%
1/10 • Start of adverse event data collection began when participant first signed consent form. End of adverse event data collection finished 28 days after last dosing.
0.00%
0/9 • Start of adverse event data collection began when participant first signed consent form. End of adverse event data collection finished 28 days after last dosing.
General disorders
Headache
10.0%
1/10 • Start of adverse event data collection began when participant first signed consent form. End of adverse event data collection finished 28 days after last dosing.
0.00%
0/9 • Start of adverse event data collection began when participant first signed consent form. End of adverse event data collection finished 28 days after last dosing.
General disorders
Weakness
10.0%
1/10 • Start of adverse event data collection began when participant first signed consent form. End of adverse event data collection finished 28 days after last dosing.
0.00%
0/9 • Start of adverse event data collection began when participant first signed consent form. End of adverse event data collection finished 28 days after last dosing.

Additional Information

Heinrike Schmeling

UCalgary

Phone: 4039553194

Results disclosure agreements

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