Spread Out Break Article For Free

The T0 (T-zero) initial case investigation form represents the minimum set of variables to answer: the ?when?, ?where? and ?who?, and the ?what? and ?how? questions about the outbreak or epidemic; that is to describe the medical signs of the disease or syndrome to develop the case definition and verify the case ...

Guidelines for writing outbreak investigation reports. Date: Date of report. ... Half page or less: - What was the problem? - What was done to address the problem? - What was found? - What conclusions were drawn? - What recommendations were made? - What public health actions were taken?

Outbreak investigations have essential components as follows: 1) establish case definition(s); 2) confirm that cases are ?real?; 3) establish the background rate of disease; 4) find cases, decide if there is an outbreak, define scope of the outbreak; 5) examine the descriptive epidemiologic features of the cases; 6) ...

Identify investigation team and resources. Establish existence of an outbreak. Verify the diagnosis. Construct case definition. Find cases systematically and develop line listing. Perform descriptive epidemiology/develop hypotheses. Evaluate hypotheses/perform additional studies as necessary. Implement control measures.

An infectious disease outbreak is an increase in the occurrence of a particular infectious disease above what is normally expected. For example, a cluster of children absent from school due to gastrointestinal illness could represent an outbreak if they are found to have the same infectious disease.

Descriptive epidemiology describes the outbreak in terms of person, place and time. ?Person? refers to socio-demographic characteristics of cases and includes variables such as age, ethnicity, sex/gender, occupation, and socioeconomic status.

An outbreak of infection or foodborne illness may be defined as two or more linked cases of the same illness or the situation where the observed number of cases exceeds the expected number, or a single case of disease caused by a significant pathogen (e.g. diphtheria or viral haemorrhagic fever).