[Adverse effects of seasonal flu vaccine and new influenza A (H1N1) vaccine in health care workers].

Objectives: To assess and compare adverse effects of Seasonal Influenza Vaccine (SIV) and new Influenza A(H1N1) Vaccine (AIV) in health care workers.

Methods: Multicenter cross-sectional study in health care workers from acute care hospitals, primary health care centers, social centers, mental health centers and a geriatric hospital participating in the 2009 vaccination campaign. Self-administered questionnaires were sent to all workers vaccinated with SIV and/or AIV.

[Prevalence of antibodies to hepatitis A virus in healthcare workers and associated variables].

Objective: Vaccination against hepatitis A is recommended in risk groups, including healthcare workers. The objective of this study was to determine the prevalence of antibodies to HAV (IgG) among workers in the healthcare setting in order to establish criteria for vaccination.

Methods: A cross-sectional, analytic, observational study of 4,864 employees was undertaken in four healthcare companies in Catalonia (Spain).