Danish approach for associating food groups with cases of
human foodborne illness

Objective

The Salmonella source account

Use of typing to track sources of human salmonellosis

"Some types occur only in..."

Unique types

But what is the source here?

"Human infections caused by ”..."

A simplified example

Methods – Requirements

The evolution of the Salmonella source account

Structure of the model

Observed data - Human registered cases

Observed data - Human registered cases

The prior distribution

The prior distribution

The posterior distribution

Results

Observed an expected values of the number of reported cases per Salmonella type

Results

Estimated major sources of human salmonellosis in Denmark in 1999

Discussion - prerequisites

Discussion - assumptions

Conclusion

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