Inactivated parenteral influenza vaccine probably leads to lower influenza assessed by laboratory confirmation Timing of assessment:… compared with placebo or 'do nothing' (moderate certainty).
Inactivated parenteral influenza vaccine probably leads to lower influenza‐like illness assessed by subjective report Timing of… compared with placebo or 'do nothing' (moderate certainty).
Inactivated influenza vaccine probably leads to lower influenza‐like illness assessed by subjective report compared with placebo or do nothing (moderate certainty).
Inactivated influenza vaccine leads to lower influenza assessed by laboratory confirmation compared with placebo or do nothing (high certainty).
Inactivated parenteral influenza vaccine showed no clear difference in hospitalisations Timing of assessment: single influenza season compared with placebo or 'do nothing' (low certainty).
Inactivated parenteral influenza vaccine leads to higher fever assessed by subjective report Timing of assessment: single… compared with placebo or 'do nothing' (high certainty).
Inactivated parenteral influenza vaccine showed no clear difference in nausea or vomiting assessed by subjective report Timing of… compared with placebo or 'do nothing' (low certainty).
Inactivated influenza vaccine showed no clear difference in otitis media assessed by clinical confirmation (inspection of ear… compared with placebo or do nothing (moderate certainty).
It is very uncertain whether inactivated influenza vaccine changes absence from school compared with placebo or do nothing (very low certainty).
The review found no eligible studies for this question.
The review found no eligible studies for this question.
The review found no eligible studies for this question.
The review found no eligible studies for this question.