A second hurdle to introducing a childhood influenza control program is related to safety and reduced confidence due to adverse events following immunization (AEFIs
), a problem mostly seen in Europe and North America.
Application rate to the emergency department due to AEFI
was higher in the missing immunized patients than the full-vaccinated (p<0,001).
Globally, a range of AEFI
surveillance systems have been put in place .
According to the Council for International Organizations of Medical Sciences (CIOMS) and the World Health Organization (WHO), there are two kinds of reactions that can occur as an AEFI
: those related to the vaccine (vaccine-related reactions), and those related to immunization procedures (immunization- related reactions).
232, item 1973), the following categories of AEFI
are presented .
A number of methods have been used to identify AEFI
in the adolescent population.
In the mass measles campaigns in India, proper training of the medical officers in Adverse Events Following Immunization (AEFI
) case management, providing them treatment kits, and generating awareness, which helped in effective AEFI
case management and successfully running the campaign.
The Ministry has initiated a system of AEFI
monitoring but it has yet to become functionally efficient enough to detect all signals and to investigate causality.
La t de Student se calculo como se indica en las ecuaciones que se muestran a continuacion, y se tomo a un nivel de significancia de [alfa] = 0,05 y 4 grados de libertad (Miller y Miller, 1993; AEFI
He also emphasised on the need for training staff, assuring the availability of logistics, vaccines and referral systems for children so that robust and effective systems were in place in case of any adverse effects following immunization (AEFI