[Effectiveness of 23-valent penumococcal polysaccharide and split-virus influenza vaccines to prevent respiratory diseases for elderly people].

Objective: To assess the effectiveness of 23-valent penumococcal polysaccharide vaccine (PenV23) and Split-Virus influenza vaccine (InfV-B) for preventing upper respiratory diseases in the aging population.

Methods: 151 people aged > or =60 years who inoculated the PenV23 and InfV-B vaccines at clinics during 2005 as trial group, and 188 people aged > or =65 years didn't administered as control guoup from some comminity. On base line survey, both guoups were followed up two years after vaccination about incidence, hospitalization rate, treatment and direct medical cost.

[Study on the immuno-effects of recombinant hepatitis B vaccination in adults].

Objective: To evaluate the immuno-effects of hepatitis B (HB) vaccination in adults.

Methods: Five groups were sampled by means of cluster sampling, and serum HBsAg, anti-HBs and anti-HBc were tested in every group at people aged from 18 to 50. Recombinant HB vaccine was injected to the ones that HBsAg, anti-HBs and anti-HBc were all negative.