Outbreak Investigations

epidemiology

epidemiological terms- measures of health status, measures of population impact, outbreak investigations, communicable disease transmission, points of intervention

outbreak investigations

1) prepare for field work

2) establish the existence of an outbreak

measuring the frequency of a disease

patterns of disease- chronic v. acute and fatal v. acute and recoverable

prevalence- chronic

prevalence- acute and fatal

prevalence- acute and recoverable

incidence- chronic v. acute and fatal v. acute and recoverable

measuring the frequency of a disease

adjusting the incidence and/or prevalence

2) establish the existence of an outbreak continued

3) verify the diagnosis

4) construct a working case definition

5) find cases systematically

6) perform descriptive epidemiology

point source v. continuous v. propagated source epidemic

6) perform descriptive epidemiology II

6) perform descriptive epidemiology III

7) develop hypotheses

8) evaluate hypotheses epidemiologically

prospective cohort studies

case-control studies

9) reconsider, refine, and reevaluate hypotheses

10) compare and reconcile with laboratory and/or environmental studies

11) implement control and prevention measures

12) initiate or maintain surveillance

13) communicate findings

measures of morbidity

measures of mortality

public health surveillance

typical data sources

notification

types of notifiable conditions