A pertussis outbreak in a hematology-oncology care unit involved 10 (8.5%) of 117
employees. The source was an employee who contracted pertussis via a family contact. No …

Interventions Antibodies to pertussis toxin and filamentous hemagglutinin were determined
in fresh serum specimens and in stored sera collected 1 to 3 years previously. A 50% rise in …

BACKGROUND: As pertussis disease becomes more common, health care-associated
outbreaks have been reported with increasing frequency. Often, these clusters are costly …

Presents a report describing pertussis outbreaks among health-care workers and patients
that occurred in hospitals in several US states in 2003. Importance of complying with …

Abstract Background. In September 2003, 17 symptomatic cases of pertussis among health
care workers (HCWs) resulted from a 1-day exposure to an infant who was later confirmed to …

Waning pertussis immunity and spread of pertussis by asymptomatic adults contributes to
increased pertussis exposures of vulnerable children. The Santa Clara Valley Medical …

In 2011, institutional requirements for pertussis vaccination of healthcare personnel were
reported by nearly one-third of surveyed US hospitals. Requirements often applied to …

Background. In September 1999, a pertussis outbreak was detected among surgical staff of
a 138-bed community hospital. Patients were exposed to Bordetella pertussis during the 3 …

The epidemiology of pertussis has changed in recent years. First, pertussis in adults is far
more common than previously thought. Second, in many instances, the disease in adults is …

Objective: To describe methods of preventing nosocomial pertussis in patients, employees,
and visitors to a hospital during a communitywide epidemic in Greater Cincinnati. Design …