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HMS, HAG 2020 HSC 19 MC

The graph shows the number of women who participated in BreastScreen Australia services, by age, in 2015-2016. The graph also shows the participation rate which is based on the number of women screened as a percentage of the eligible female population.

 

Which of the following conclusions is best supported by the data provided?

  1. The breast cancer mortality rate decreases with age.
  2. The incidence of breast cancer will increase for women aged over 75 years.
  3. The participation rate of women aged under 50 years may result in increased risk of breast cancer mortality for this age group.
  4. The participation rate of women aged 50-69 years may result in lower rates of hospitalisation for breast cancer for this age group.
Show Answers Only

\(C\)

Show Worked Solution
  • C is correct: Low participation rates under 50 increase mortality risk through missed detection.

Other Options:

  • A is incorrect: Graph shows participation rates not mortality rate trends.
  • B is incorrect: Graph shows participation not incidence rate predictions.
  • D is incorrect: Graph shows participation not hospitalisation rate outcomes.

♦♦♦♦ Mean mark 38%.