Surveillance Systems | Food-borne disease | Respiratory Transmission | Flu | Surveys |
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What is Surveillance
Ongoing, systematic, and health-related event for public health action to reduce morbidity and mortality
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What is Burden of Illness Pyramid
A model for understanding foodborne disease reporting
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What is contact transmission
Some respiratory diseases are transmitted via direct contact with shared items, door knobs, contaminated hands, etc
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What is secondary attack rate
Number of cases among contacts of primary cases/Total number of contacts x 10^n
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What is a bad survey question
Consists of difficult wording
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What is Syndromic Surveillance
Active or passive case definitions are based entirely on clinical features with no lab test required, inexpensive and fast
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What is True Burden of Disease Calculation
The inverse of the provided information from a pyramid is multiplied by the annual incidence to find ____
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What is Hierarchy of Infection Prevention and Control Measures
Moving up the chart begins with PPE, Administrative controls, Engineering controls, then Elimination of Potential Exposures
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What is R_0 (R nought)
Average number of secondary infectious cases in a susceptible population with no control measures
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What is a good survey
Biased words are avoided
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What is Sentinel Surveillance
Prearranged reporting sources agree to report all cases of defined conditions to indicate population trends, is effective with limited resources
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What is an odds ratio less than one
Odds of exposure among cases is lower than among controls
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What is Standard Contact Precautions & Droplet
Wear PPE for all patient interactions and discard them upon exit, shared rooms should have more than 3 ft between them but single rooms are perferred
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What is Attack Rate
Relates to the infectivity and pathogenicity of the infecting agent, is the speed of spread
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What is a good survey
Each question should be made meaningful to respondents
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What is Syndromic Surveillance
Fast surveillance that lacks specificity
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What is an odds ratio at one
Odds of exposure among cases is the same as the odds of exposure among controls. The exposure is not associated with the problem.
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What is droplet transmission
Land directly on mucosal lining or can be inhaled, relatively heavy and do not remain in the air for long
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What is R or Infectivity
Number who become infected/number of individuals exposed, is the metric for comparing infectious diesease
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What is survey administration tips
Be neutral, yet attentive, accept the participant, ask questions with the same tone
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What is Sentinel Surveillance
Surveillance that is insensitive to rare events
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What is an odds ratio greater than one
Odds of exposure among cases is greater than it is among controls. The exposure may be associated with the risk factor
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What is Airborne Transmission
Can be carried over long ranges via air current, is generated when the infected sneezes, coughs, or speaks, patients should be placed in a single AIIR room
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What is factors influencing 1918 Influenza Pandemic
Malnutrition, a lack of sanitation, and poor living conditions lead this in 1918
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What is a good survey questionnaire
Questions are short, have instructions, share the intent, ask for no personal information, and exclude biased words
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