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Volume 10, Number 10—October 2004

Epidemiology and Cost of Nosocomial Gastroenteritis, Avon, England, 2002–2003

Ben A. Lopman*Comments to Author , Mark H. Reacher*, Ian B. Vipond†, Dawn Hill‡, Christine Perry§, Tracey Halladay¶, David W. Brown*, W. John Edmunds*, and Joyshri Sarangi†
Author affiliations: *Health Protection Agency, London, UK; †Health Protection Agency, Bristol, UK; ‡United Bristol Healthcare Trust, Bristol, UK; §North Bristol NHS Trust, Bristol, UK; ¶Royal United Hospital Bath NHS Trust, Bath, UK

Main Article

Table 2

Characteristics of hospital outbreaks of infectious intestinal disease, Avon, England, April 2002–March 2003a

Characteristic Total
Total inpatient wards followed-up 171
Inpatient unit outbreaksb 227
Incidence (outbreaks per unit year) (95% CI) 1.33 (1.16–1.51)
Duration of outbreak
  Mean days per outbreak (95% CI) 9.21 (6.54–11.88)
Unit Closure
  Number of unit closures to new admissions (% of all outbreaks) 158 (69.6)
  Total number of days of closure to new admissions 1,527
  Mean number of days closed per closure to new admissions (95% CI) 9.65 (8.50–10.81)
  Mean number of bed days lostc per day of closure to new admissions (95% CI) 3.57 (1.86–5.23)
  Total bed days lostd (95% CI) 5,443 (2,838–7,968)

aCI, confidence interval.
bEleven outbreaks occurred in outpatient units and affected staff members only.
cBeds that remained empty because the unit was closed to new admissions. This number does not include beds blocked because patient could not be discharged because of the outbreak.
dDays of unit closure to new admissions x bed-days lost per day of unit closure.

Main Article

Page created: March 30, 2011
Page updated: March 30, 2011
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