Objective.—To determine the efficacy of influenza vaccination in elderly people. Design.—
Randomized double-blind placebo-controlled trial. Setting.—Fifteen family practices in the …

Objective: Each year, influenza and its complications account for 10,000-40,000 excess
deaths in the United States. Over 80% of these deaths occur among the elderly. The …

The objective of this study was to determine the immune response to influenza vaccination
in elderly people, using a randomized, double-blind, placebo-controlled trial. Venous blood …

Background Despite recommendations for annual vaccination against influenza, more than
half of elderly Americans do not receive this vaccine. In a serial cohort study, we assessed …

• We prospectively studied the efficacy of influenza vaccine during an influenza A/Arizona/80
(H3N2) outbreak at the Jewish Home and Hospital for the Aged in New York in the winter …

In the autumn of 1982 routine annual influenza vaccination was offered, by reminder letters
and follow-up telephone calls, to 273 independent elderly individuals registered at a …

Although a number of studies have investigated and quantified immune correlates of
protection against influenza in adults and children, data on immune protection in the elderly …

Effectiveness of influenza vaccination in reducing pneumonia and influenza hospitalizations
and deaths among elderly members of a prepaid health plan was analyzed retrospectively …

Objective: To quantify the protective efficacy of influenza vaccine in elderly persons. Data
Sources: A MEDLINE search was done using the index terms influenza vaccine, vaccine …

Three cohort studies in adults were performed during the periode from 1986 to 1989. Eight
hundred and eighty-four subjects were, one or more times, immunized with influenza …