Low back pain imaging Practice Review figure descriptions

Figure 1: Lumbosacral X-rays over time 

This bar graph shows the number of lumbosacral X-rays that this GP requested and that were performed, as a rate per 1000 patients for that GP. Number of lumbosacral X-rays per 1000 patients is shown on the y-axis, and ranges from 0 to 11, increasing in 1-unit increments. The financial years 2014–15, 2015–16, 2016–17 and 2017–18 are shown on the x-axis.

Data for two bar graphs are displayed in each financial year, where the left bar represents the rate of lumbosacral X-rays per 1000 patients for the individual GP, and the right bar represents the rate of lumbosacral X-rays per 1000 patients for the median of GPs in the corresponding remoteness area (RA).

Data for the 75th and 25th percentiles in the GP’s RA are displayed as triangles in each calendar year.

Beginning at the leftmost bar in the graph:

The first and second bars represent data for the financial year 2014–15. In this year:

  • 3 lumbosacral X-rays were requested by that GP and performed, per 1000 patients
  • 2 is the median number of lumbosacral X-rays per 1000 patients requested by GPs in that RA
  • the 75th percentile in the RA is 6 lumbosacral X-rays per 1000 patients, and 25th percentile is 0.

The third and fourth bars represent data for the financial year 2015–16. In this year:

  • 5 lumbosacral X-rays were requested by that GP and performed, per 1000 patients
  • 2 is the median number of lumbosacral X-rays per 1000 patients requested by GPs in that RA
  • the 75th percentile in the RA is 5 lumbosacral X-rays per 1000 patients, and 25th percentile is 1.

The fifth and sixth bars represent data for financial year 2016–17. In this year:

  • 6 lumbosacral X-rays were requested by that GP and performed, per 1000 patients
  • 2 is the median number of lumbosacral X-rays per 1000 patients requested by GPs in that RA
  • the 75th percentile in the RA is 5 lumbosacral X-rays per 1000 patients, and 25th percentile is 1.

The seventh and eighth bars represent data for financial year 2017–18. In this year:

  • 7 lumbosacral X-rays were requested by that GP and performed, per 1000 patients
  • 2 is the median number of lumbosacral X-rays per 1000 patients requested by GPs in that RA
  • the 75th percentile in the RA is 5 lumbosacral X-rays per 1000 patients, and 25th percentile is 1. 

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Figure 2: Lumbosacral CT scans over time

This bar graph shows the number of lumbosacral CT scans that this GP requested and that were performed, as a rate per 1000 patients for that GP. Number of lumbosacral CT scans per 1000 patients is shown on the y-axis, and ranges from 0 to 16, increasing in 1 unit increments. The financial years 2014–15, 2015–16, 2016–17 and 2017–18 are shown on the x-axis.

Data for two bar graphs are displayed in each financial year, where the left bar represents the rate of lumbosacral CT scans per 1000 patients for the individual GP, and the right bar represents the rate of lumbosacral CT scans per 1000 patients for the median of GPs in the corresponding remoteness area (RA).

Data for the 75th and 25th percentiles in the GP’s RA are displayed as triangles in each calendar year.

Beginning at the leftmost bar in the graph:

The first and second bars represent data for the financial year 2014-15. In this year:

  • 4 lumbosacral CT scans were requested by that GP and performed, per 1000 patients
  • 3 is the median number of lumbosacral CT scans per 1000 patients requested by GPs in that RA
  • the 75th percentile in the RA is 8 lumbosacral CT scans per 1000 patients, and 25th percentile is 1.

The third and fourth bars represent data for the financial year 2015-16. In this year:

  • 5 lumbosacral CT scans were requested by that GP and performed, per 1000 patients
  • 3 is the median number of lumbosacral CT scans per 1000 patients requested by GPs in that RA
  • the 75th percentile in the RA is 8 lumbosacral CT scans per 1000 patients, and 25th percentile is 1.

The fifth and sixth bars represent data for financial year 2016-17. In this year:

  • 7 lumbosacral CT scans were requested by that GP and performed, per 1000 patients
  • 4 is the median number of lumbosacral CT scans per 1000 patients requested by GPs in that RA
  • the 75th percentile in the RA is 8 lumbosacral CT scans per 1000 patients, and 25th percentile is 1.

The seventh and eighth bars represent data for financial year 2017-18. In this year:

  • 6 lumbosacral CT scans were requested by that GP and performed, per 1000 patients
  • 4 is the median number of lumbosacral CT scans per 1000 patients requested by GPs in that RA
  • the 75th percentile in the RA is 9 lumbosacral CT scans per 1000 patients, and 25th percentile is 1. 

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Figure 3: Who did you request a lumbosacral image for in 2017–18? 

This stacked bar graph shows the percentage of patients who received a lumbosacral X-ray or CT scan by age group and gender for this GP. Data is shown for the financial year 2017–18. Percentage of patients is shown on the y-axis and ranges from 0-100%, increasing in 10% increments. Patient age groups are displayed on the x-axis and stratified into: 10–29, 30–44, 45–59, 60–74, 75+.

A stacked bar is shown for each age group, where the bottom group represents percentage of male patients and the top group represents percentage of female patients.

In the financial year 2017–18, this GP had:

  • 14% of male patients aged 10–29 years, and 10% of female patients aged 10–29 who received a lumbosacral image
  • 10% of male patients aged 30–44 years, and 10% of female patients aged 30–44 who received a lumbosacral image
  • 24% of male patients aged 45–59 years, and 14% of female patients aged 45–59 who received a lumbosacral image
  • 14% of male patients aged 60–74 years, and 0% of female patients aged 60–74 who received a lumbosacral image
  • 5% of male patients aged 75+ years, and 0% of female patients aged 75+ who received a lumbosacral image 

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Figure 4: Age profile of your patients 

This graph shows the age profile of this GP's patients represented by a black line, as well as a shaded area between the 25th and 75th percentiles for the RA. Number of patients is shown on the y-axis. The range shown is 0–800, increasing in 200 increments. Patient age groups are displayed on the x-axis and are stratified into: 0–14, 15–29, 30–44, 45–59, 60–74, 75–89 and 90+ years.

During the time period 1 July 2017 to 30 June 2018, this GP had:

  • 256 patients aged 0–14 years. The 25th percentile for this age group in the RA is 131 patients and the 75th percentile in the RA is 522 patients
  • 340 patients aged 15–29 years. The 25th percentile in the RA is 128 patients and the 75th percentile in the RA is 504 patients
  • 336 patients aged 30–44 years. The 25th percentile in the RA is 162 patients and the 75th percentile in the RA is 574 patients
  • 340 patients aged 45–59 years. The 25th percentile in the RA is 175 patients and the 75th percentile in the RA is 456 patients
  • 257 patients aged 60–74 years. The 25th percentile in the RA is 130 patients and the 75th percentile in the RA is 336 patients
  • 75 patients aged 75–89 years. The 25th percentile in the RA is 44 patients and the 75th percentile in the RA is 152 patients
  • 3 patients aged 90+. The 25th percentile in the RA is 3 patients and the 75th percentile in the RA is 15 patients 

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Table 1: Your Medicare patients and concession card holders 

This table shows the total number of unique patients that the GP saw between 1 April 2018 and 30 June 2018. The median for the RA is also provided. Number of patients is stratified into:

  • patients who received a Medicare Category 1 or Category 5 benefit
  • patients who had a prescription written for them by this GP, who then had this prescription dispensed using a concession card (or safety net card).

Between 1 April 2018 and 30 June 2018, this GP had

  • 742 patients who received a Medicare Category 1 or Category 5 benefit
  • 297 patients who had a prescription written by this GP that was dispensed using a concession or safety net card.

Between 1 April 2018 and 30 June 2018 in this RA

  • the median number of patients who received a Medicare Category 1 or Category 5 benefit was 656
  • the median number of patients who had a prescription dispensed using a concession or safety net card was 161.

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