Hospital-acquired infection outbreak thresholds: Difference between revisions

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{| class="wikitable"
= Outbreak thresholds =
 
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! Organism !! Definition !! Incubation !! Point prevalence testing
 
{|
 
! Organism
 
! Definition
 
! Incubation
 
! Point prevalence testing
 
 
|-
 
|-
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| [[Enterococcus species|VRE]]
| VRE
 
 
| 3 noso cases in 7 days, or 5 in 28 days
 
| 3 noso cases in 7 days, or 5 in 28 days
 
| —
 
| —
 
| Test 3 days, 3 days, and 7 days
 
| Test 3 days, 3 days, and 7 days
 
|-
 
|-
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| [[Staphylococcus aureus|MRSA]]
| MRSA
 
 
| As above
 
| As above
 
| —
 
| —
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| Weekly or at discretion of ICP
 
| Weekly or at discretion of ICP
 
|-
 
|-
| C. difficile
+
| [[Clostridioides difficile|''C. difficile'']]
 
| For &gt;20 beds: 3 noso cases in 7 days, or 5 in 28 days<br/>For &lt;20 beds: 2 noso cases in 7 days, or 4 in 28 days
 
| For &gt;20 beds: 3 noso cases in 7 days, or 5 in 28 days<br/>For &lt;20 beds: 2 noso cases in 7 days, or 4 in 28 days
 
| —
 
| —
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| Ongoing syrveillance for symptomatic patients and staff
 
| Ongoing syrveillance for symptomatic patients and staff
 
|-
 
|-
| Norovirus
+
| [[Norovirus]]
 
| 2-3 noso cases
 
| 2-3 noso cases
 
| 2 days
 
| 2 days
 
| Ongoing surveillance for symptomatic patients and staff
 
| Ongoing surveillance for symptomatic patients and staff
 
|-
 
|-
| Scabies
+
| [[Sarcoptes scabiei|Scabies]]
 
| 1-2 noso cases
 
| 1-2 noso cases
 
| 6 weeks
 
| 6 weeks
 
| Ongoing surveillance for symptomatic patients and staff
 
| Ongoing surveillance for symptomatic patients and staff
 
|}
 
|}
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[[Category:Infection prevention and control]]

Latest revision as of 09:40, 31 October 2019

Organism Definition Incubation Point prevalence testing
VRE 3 noso cases in 7 days, or 5 in 28 days Test 3 days, 3 days, and 7 days
MRSA As above Weekly or at discretion or ICP
Other ARO As above Weekly or at discretion of ICP
C. difficile For >20 beds: 3 noso cases in 7 days, or 5 in 28 days
For <20 beds: 2 noso cases in 7 days, or 4 in 28 days
Ongoing surveillance for symptomatic patients
Respiratory viruses 2+ noso cases within 48 hours on a single unit, confirmed as the same pathogen
Consider enhanced monitoring if only one case was confirmed by the lab
3 days Ongoing syrveillance for symptomatic patients and staff
Norovirus 2-3 noso cases 2 days Ongoing surveillance for symptomatic patients and staff
Scabies 1-2 noso cases 6 weeks Ongoing surveillance for symptomatic patients and staff