Influenza vaccination of health care workers in long-term-care hospitals reduces the mortality of elderly patients
Influenza vaccination of health care workers in long-term-care hospitals reduces the mortality of elderly patients
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DOI:
10.1093/infdis/175.1.1
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发表时间:
1997-01-01
影响因子:
6.4
通讯作者:
Carman, WF
中科院分区:
文献类型:
--
作者:
Potter, J;Stott, DJ;Carman, WF
Vaccination of health care workers (HCWs) is recommended as a strategy for preventing influenza in elderly patients in long-term care, However, there have been no controlled studies to show whether this approach is effective. During the winter of 1994-1995, 1059 patients in 12 geriatric medical long-term-care sites, randomized for vaccination of HCWs, were studied. In hospitals where HCWs were offered vaccination, 653 (61%) of 1078 were vaccinated, Vaccination of HCWs was associated with reductions in total patient mortality from 17% to 10% (odds ratio [OR], 0.56; 95% confidence interval [CI], 0.40-0.80) and in influenza-like illness (OR, 0.57; 95% CI, 0.34-0.94). Vaccination of patients was not associated with significant effects on mortality (OR, 1.15; 95% CI, 0.81-1.64). Results of this study support recommendations for vaccination against influenza of HCWs in longterm geriatric care. Vaccination of frail elderly long-term-care patients may not give clinically worthwhile benefits.