Registered outcomes19

Each outcome the trial registered, primary first, in ClinicalTrials.gov's words.

1 to 19 of 19

List	Outcome	Time frame	Description
Primary	Number of Subjects Reporting at Least One Confirmed Occurrence of Influenza A or B.	From Day 14 to Day 180	To confirm influenza A and/or B disease, a positive reverse transcriptase polymerase chain reaction (RT-PCR) result for influenza A or B virus from a nose and throat swab obtained concurrently with an influenza like illness (ILI) was required. ILI was defined as the presence of an oral or axillary temperature ≥ 37.8 degrees Celsius (°C) in the presence of at least one of the following symptoms on the same day: cough, sore throat, runny nose or nasal congestion.
Secondary	Number of Subjects Reporting at Least One Moderate to Severe Occurrence of Influenza A or B.	From Day 14 to Day 180	To confirm influenza A and/or B disease moderate to severe cases, a positive RT-PCR result for influenza A or B virus from a nose and throat swab obtained concurrently with an ILI was required. Moderate to severe influenza was defined as RT-PCR-confirmed ILI with: * Fever \>39°C, and/or at least one of the following manifestations, * Physician-verified shortness of breath, pulmonary congestion, pneumonia, bronchiolitis, bronchitis, wheezing, croup, or acute otitis media, and/or one of the following, * Physician-diagnosed serious extra-pulmonary complication of influenza, including myositis, encephalitis, seizure, or myocarditis
Secondary	Number of Subjects Reporting at Least One Culture Confirmed Occurrence of Influenza A or B Due to Antigenically Matched Strain.	From Day 14 to Day 180	To confirm influenza A and/or B disease due to antigenically matched strain, a positive reverse transcriptase polymerase chain reaction (RT-PCR) result for influenza A or B virus from a nose and throat swab obtained concurrently with an influenza like illness (ILI) was required. ILI was defined as the presence of an oral or axillary temperature ≥ 37.8 degrees Celsius (°C) in the presence of at least one of the following symptoms on the same day: cough, sore throat, runny nose or nasal congestion.
Secondary	Number of Subjects Reporting at Least One Culture Confirmed Occurrence of Influenza A or B Due to Any Strain.	From Day 14 to Day 180	To confirm influenza A and/or B disease due to any strain, a positive reverse transcriptase polymerase chain reaction (RT-PCR) result for influenza A or B virus from a nose and throat swab obtained concurrently with an influenza like illness (ILI) was required. ILI was defined as the presence of an oral or axillary temperature ≥ 37.8 degrees Celsius (°C) in the presence of at least one of the following symptoms on the same day: cough, sore throat, runny nose or nasal congestion.
Secondary	Titers for Serum Hemagglutination Inhibition (HI) Antibodies Against 4 Strains of Influenza Disease.	At Day 0 [PRE] and 28 days post vaccination (Day 28 for primed subjects and day 56 for unprimed subjects) [POST]	Titers are presented as geometric mean titers (GMTs). The reference cut-off value was the seropositivity cut-off of 1:10. The 4 influenza strains assessed were the Flu A/California/7/09 (H1N1), Flu A/Victoria/210/09 (H3N2), FluB/Brisbane/60/08 (Victoria) and Flu B/Florida/4/06 (Yamagata).
Secondary	Number of Seroconverted Subjects Against 4 Strains of Influenza Disease.	At 28 days post vaccination (Day 28 for primed subjects and day 56 for unprimed subjects) [POST]	A seroconverted subject was defined as a vaccinated subject who had either a pre-vaccination titer \< 1:10 and a post-vaccination titer ≥ 1:40 or a pre-vaccination titer ≥ 1:10 and at least a four-fold increase in post-vaccination titer. The 4 influenza strains assessed were the Flu A/California/7/09 (H1N1), Flu A/Victoria/210/09 (H3N2), FluB/Brisbane/60/08 (Victoria) and Flu B/Florida/4/06 (Yamagata).
Secondary	Number of Seroprotected Subjects Against 4 Strains of Influenza Disease.	At Day 0 [PRE] and 28 days post vaccination (Day 28 for primed subjects and day 56 for unprimed subjects) [POST]	A seroprotected subject was defined as a vaccinated subject who had a serum HI titer ≥ 1:40. The 4 influenza strains assessed were the Flu A/California/7/09 (H1N1), Flu A/Victoria/210/09 (H3N2), FluB/Brisbane/60/08 (Victoria) and Flu B/Florida/4/06 (Yamagata).
Secondary	Seroconversion Factor for Hemagglutination Inhibition (HI) Antibodies Against 4 Strains of Influenza Disease.	At 28 days post vaccination (Day 28 for primed subjects and day 56 for unprimed subjects) [POST]	The seroconversion factor (SCF) was defined as the fold increase in serum Hemagglutination Inhibition (HI) geometric mean titers (GMTs) post vaccination compared to Day 0. The 4 influenza strains assessed were the Flu A/California/7/09 (H1N1), Flu A/Victoria/210/09 (H3N2), FluB/Brisbane/60/08 (Victoria) and Flu B/Florida/4/06 (Yamagata).
Secondary	Haemagglutination Inhibition (HI) Antibody Titers Against Each of the 4 Vaccine Strains	On Day 0 and at least 6 months after first vaccination (Month 6)	HI antibody titres were expressed as Geometric mean titers (GMTs). The vaccine strains assessed were Flu A/California/7/2009 (H1N1), Flu A/Victoria/210/09 (H3N2), Flu B/Brisbane/60/08 (Victoria) and Flu B/Florida/4/06 (Yamagata).
Secondary	Number of Seroconverted Subjects for HI Antibody Titers Against Each of the 4 Vaccine Influenza Strains.	At least 6 months after first vaccination (Month 6)	A seroconverted subject was defined as a vaccinated subject with either a pre-vaccination titer less than (\<) 1:10 and a post-vaccination titer greater than or equal to (≥) 1:40, or a pre-vaccination titer ≥ 1:10 and at least a 4-fold increase in post-vaccination titer. The vaccine strains assessed were Flu A/California/7/09 (H1N1), Flu A/Victoria/210/09 (H3N2), FluB/Brisbane/60/08 (Victoria) and Flu B/Florida/4/06 (Yamagata).
Secondary	Number of Seroprotected Subjects for HI Antibody Titers Against Each of the 4 Vaccine Influenza Strains.	At Day 0 and at least 6 months after first vaccination (Month 6)	A seroprotected subject was defined as a vaccinated subject with a serum HI titer greater than or equal to (≥) 1:40 that usually is accepted as indicating protection in adults. The vaccine strains assessed were Flu A/California/7/09 (H1N1), Flu A/Victoria/210/09 (H3N2), FluB/Brisbane/60/08 (Victoria) and Flu B/Florida/4/06 (Yamagata).
Secondary	Seroconversion Factors for HI Antibodies Against 4 Strains of Influenza Disease.	At least 6 months after first vaccination (Month 6)	Seroconversion factors were defined as the fold increase in serum HI GMTs post-vaccination compared to Day 0. The 4 influenza strains assessed were the Flu A/California/7/09 (H1N1), Flu A/Victoria/210/09 (H3N2), FluB/Brisbane/60/08 (Victoria) and Flu B/Florida/4/06 (Yamagata).
Secondary	Number of Subjects With Any, Grade 3 and Related Solicited Local Symptoms.	During the 7-day (Days 0-6) follow-up period after any vaccination	Assessed solicited local symptoms were pain, redness and swelling at the injection site. Any = Incidence of a particular symptom regardless of intensity grade. Grade 3 pain = Cried when limb was moved/spontaneously painful for subjects \< 5 years of age or significant pain at rest that prevented normal, everyday activities for subjects ≥ 5 years of age. Grade 3 redness/swelling = Redness/swelling above 100 millimeters (mm) of the injection site. All solicited local symptoms were considered related to vaccination.
Secondary	Number of Subjects With Any, Grade 3 and Related Solicited General Symptoms in Subjects Below 5 Years of Age.	During the 7-day (Days 0-6) follow-up period after any vaccination	Assessed solicited general symptoms were drowsiness, irritability, loss of appetite and temperature. Any = Occurrence of any solicited general symptom regardless of intensity grade and relation to vaccination. Any temperature = Axillary temperature ≥ 38.0 °C. Grade 3 Drowsiness = Drowsiness that prevented normal activity. Grade 3 Irritability = Crying that could not be comforted/prevented normal activity. Grade 3 Loss of appetite = not eating at all. Related = General symptom assessed by the investigator as causally related to the study vaccination. Grade 3 temperature = Axillary temperature ≥ 39.0°C.
Secondary	Number of Subjects With Any, Grade 3 and Related Solicited General Symptoms in Subjects of 5 Years of Age and Above.	During the 7-day (Days 0-6) follow-up period after any vaccination	Assessed solicited general symptoms were fatigue, gastrointestinal symptoms (Gastro.), headache, joint pain at other location (Joint pain), muscle aches, shivering and temperature. Any = Occurrence of any solicited general symptom regardless of intensity grade or relation to vaccination. Any temperature = Axillary temperature ≥ 38.0 °C. Grade 3 symptom = Symptom that prevented normal activity. Related = Symptom assessed by the investigator as causally related to the vaccination. Grade 3 temperature = Axillary temperature ≥ 39.0°C.
Secondary	Number of Subjects With Any, Grade 3 and Related Unsolicited Adverse Events (AEs).	During the 28-day (Days 0-27) follow-up period after vaccination	Unsolicited AE covers any AE reported in addition to those solicited during the clinical study and any solicited symptom with onset outside the specified period of follow-up for solicited symptoms. Any = Any unsolicited AE regardless of intensity or relationship to vaccination. Grade 3 = Unsolicited AE that prevented normal activity. Related = Unsolicited AE assessed by the investigator as causally related to the vaccination.
Secondary	Number of Subjects With Any and Related Medically Attended Adverse Events (MAEs).	During the entire study period (Day 0 - Day 180)	MAEs were defined as AEs that resulted in medical attention (defined as hospitalization, an emergency room visit or a visit to or from medical personnel for any reason). Any = Any MAE regardless of intensity or relationship to vaccination. Related = MAE assessed by the investigator as causally related to the vaccination.
Secondary	Number of Subjects With Any and Related Potential Immune-mediated Diseases (pIMDs).	During the entire study period (Day 0 - Day 180)	pIMDs were defined as a subset of AEs that included both clearly autoimmune diseases (AID) and also other inflammatory and/or neurologic disorders which may or may not have an autoimmune etiology. Any = Any pIMD(s) regardless of intensity or relationship to vaccination. Related = pIMDs assessed by the investigator as causally related to the vaccination.
Secondary	Number of Subjects With Any and Related Serious Adverse Events (SAEs).	During the entire study period (Day 0 - Day 180)	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. Any = Any SAE(s) regardless of intensity or relationship to vaccination. Related = SAEs assessed by the investigator as causally related to the vaccination.

Source ClinicalTrials.govtrials-2026-11-12-0.5.0

Sources 3

ClinicalTrials.gov's posted results, through CTTI's AACTFreely available. Acknowledgement requested
ClinicalTrials.govNo license stated
NIH RePORTER's clinical studies and project filesPublic domain

Each source's terms

ClinicalTrials.gov's posted results, through CTTI's AACTClinicalTrials.gov data via Aggregate Analysis of ClinicalTrials.gov (AACT), CTTI. CTTI makes its materials freely available and requests acknowledgement. https://aact.ctti-clinicaltrials.org/documentation/299
ClinicalTrials.govnone stated
NIH RePORTER's clinical studies and project filesPublic domain (NIH RePORTER)

ClinicalTrials.gov's data carry an international copyright outside the United States: https://clinicaltrials.gov/about-site/terms-conditions.

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