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Definition

Incidence of sexually transmissible infections and blood-borne viruses

Indicator Summary

Numerator
Number of notifications of new diagnoses of syphilis, HIV, hepatitis B, hepatitis C, chlamydia and gonococcal infection.
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Denominator
Total population
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Computation

The current case definitions for these infections, including any historical edits, are available at: https://www.health.gov.au/casedefinitions.

Syphilis data limited to notifications of less than 2 years duration and includes notifications of congenital syphilis.

HIV data contains notifications of newly diagnosed HIV infection and includes HIV infections known to have been acquired within 12 months prior to diagnosis.

Hepatitis B and …

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Disaggregation

2010—Nationally (by each type of infection) by SEIFA Index of Relative Socioeconomic Disadvantage (IRSD) deciles

2008 (revised WA chlamydia data), and 2010—State and territory, by each type of infection, by:

  • Indigenous status
  • sex
  • age
  • remoteness (Australian Standard Geographical Classification Remoteness Structure)
  • SEIFA IRSD quintiles

Some disaggregation may result in numbers too small for publication.

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Calculation rules

Computation Rule
Description

The current case definitions for these infections, including any historical edits, are available at: https://www.health.gov.au/casedefinitions.

Syphilis data limited to notifications of less than 2 years duration and includes notifications of congenital syphilis.

HIV data contains notifications of newly diagnosed HIV infection and includes HIV infections known to have been acquired within 12 months prior to diagnosis.

Hepatitis B and hepatitis C data contains notifications of newly diagnosed infections, including cases known to have been acquired within 24 months prior to diagnosis.

Chlamydia and gonococcal notifications may include cases that are not sexually acquired, especially in the 0-4 year age group.

Rates directly age-standardised to the 2001 Australian population.

Analysis by state and territory, remoteness and SEIFA Index of Relative Socioeconomic Disadvantage (IRSD) is based on usual residence of person.

Presented per 100,000 population.

Numerators
Number of notifications of new diagnoses of syphilis, HIV, hepatitis B, hepatitis C, chlamydia and gonococcal infection.
Denominators
Total population
Disaggregation

2010—Nationally (by each type of infection) by SEIFA Index of Relative Socioeconomic Disadvantage (IRSD) deciles

2008 (revised WA chlamydia data), and 2010—State and territory, by each type of infection, by:

  • Indigenous status
  • sex
  • age
  • remoteness (Australian Standard Geographical Classification Remoteness Structure)
  • SEIFA IRSD quintiles

Some disaggregation may result in numbers too small for publication.

References

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