Fever ‐ not reported · healthy, community‐dwelling children older than 2 years of age
The review found no eligible studies for this question.
1 finding from 1 review
no estimate extracted
Studies not reported
No studies found
Nausea ‐ not reported · healthy, community‐dwelling children older than 2 years of age
The review found no eligible studies for this question.
1 finding from 1 review
no estimate extracted
Studies not reported
No studies found
Influenza‐like illness · healthy, community‐dwelling children younger than 16 years of age
Live attenuated influenza vaccine may leads to lower influenza‐like illness assessed by subjective report compared with placebo or do nothing (low certainty).
1 finding from 1 review
Otitis media · healthy, community‐dwelling children younger than 16 years of age
Live attenuated influenza vaccine showed no clear difference in otitis media assessed by clinical confirmation (inspection of ear… compared with placebo or do nothing (moderate certainty).
1 finding from 1 review
Number of children with time off from school during · healthy, community‐dwelling children younger than 16 years of age
It is very uncertain whether live attenuated influenza vaccine changes number of children with time off from school during compared with placebo or do nothing (very low certainty).
1 finding from 1 review
Number of parents having to take off work during · healthy, community‐dwelling children younger than 16 years of age
Live attenuated influenza vaccine showed no clear difference in number of parents having to take off work during compared with placebo or do nothing (low certainty).
1 finding from 1 review
Hospitalisation ‐ not reported · healthy, community‐dwelling children younger than 16 years of age
The review found no eligible studies for this question.
1 finding from 1 review
no estimate extracted
Studies not reported
No studies found
Fever · healthy, community‐dwelling children younger than 16 years of age
1 finding from 1 review
Nausea ‐ not reported · healthy, community‐dwelling children younger than 16 years of age
The review found no eligible studies for this question.
1 finding from 1 review
no estimate extracted
Studies not reported
No studies found
Influenza assessed by laboratory confirmation · healthy, community‐dwelling children older than 2 years of age
Inactivated influenza vaccine leads to lower influenza assessed by laboratory confirmation compared with placebo or do nothing (high certainty).
1 finding from 1 review
Intervention not reported
Acute exacerbations (number of exacerbations/person/year) · adults (> 18 years of age) with either COPD or recurrent acute exacerbations of chronic bronchitis
The intervention showed no clear difference in acute exacerbations (number of exacerbations/person/year) (low certainty).
1 finding from 1 review
Intervention not reported
Mortality (deaths during trial period) · adults (> 18 years of age) with either COPD or recurrent acute exacerbations of chronic bronchitis
It is very uncertain whether the intervention changes mortality (deaths during trial period) (very low certainty).
1 finding from 1 review
Intervention not reported
Antibiotic prescriptions (number of courses/person/year) **Corticosteroids not meta‐analysed · adults (> 18 years of age) with either COPD or recurrent acute exacerbations of chronic bronchitis
The intervention may leads to higher antibiotic prescriptions (number of courses/person/year)… (low certainty).
1 finding from 1 review
Intervention not reported
Hospital admissions (number of participants hospitalised during trial period) · adults (> 18 years of age) with either COPD or recurrent acute exacerbations of chronic bronchitis
1 finding from 1 review
no estimate extracted
Studies not reported
Moderate
Intervention not reported
Adverse events (number of adverse events/person/year) · adults (> 18 years of age) with either COPD or recurrent acute exacerbations of chronic bronchitis
The intervention showed no clear difference in adverse events (number of adverse events/person/year) (low certainty).
1 finding from 1 review
Intervention not reported
Quality of life Not meta‐analysed · adults (> 18 years of age) with either COPD or recurrent acute exacerbations of chronic bronchitis
1 finding from 1 review
no estimate extracted
Studies not reported
Very low
Intervention not reported
Number of ARTIs · children (age < 18 years) susceptible to acute respiratory tract infections (ARTIs)
1 finding from 1 review
Intervention not reported
Percent difference in ARTIs · children (age < 18 years) susceptible to acute respiratory tract infections (ARTIs)
1 finding from 1 review
Intervention not reported
Incidence of gastrointestinal adverse events · children (age < 18 years) susceptible to acute respiratory tract infections (ARTIs)
1 finding from 1 review
Intervention not reported
Incidence of skin adverse events · children (age < 18 years) susceptible to acute respiratory tract infections (ARTIs)
1 finding from 1 review