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home:tests:dexa [01.03.2019] – [Further Information] sallieq | home:tests:dexa [01.03.2019] – [Problems With DEXA Scores] sallieq | ||
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Checking against previous BMD results to assess if the rate of loss has slowed may show the turnaround.. see also.. | Checking against previous BMD results to assess if the rate of loss has slowed may show the turnaround.. see also.. | ||
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- | Problems With DEXA Scores === | + | === Problems With DEXA Scores === |
The reproducibility of DEXA scores is frequently reported at 1-2 percent. That 1-2 percent is the average, but the range of reproducibility can vary as much as 7 percent. Variations come from changes in machine reading (using the same machine), technologists who are doing the test, and slight changes and body positioning, | The reproducibility of DEXA scores is frequently reported at 1-2 percent. That 1-2 percent is the average, but the range of reproducibility can vary as much as 7 percent. Variations come from changes in machine reading (using the same machine), technologists who are doing the test, and slight changes and body positioning, | ||
- | A few more issues related to DEXA scores are covered in this Wikipedia article which says, inter alia, "It is important for patients to get repeat BMD measurements done on the same machine each time, or at least a machine from the same manufacturer. Error between machines, or trying to convert measurments from one manufacturer' | + | A few more issues related to DEXA scores are covered in a Wikipedia article which says, inter alia, "It is important for patients to get repeat BMD measurements done on the same machine each time, or at least a machine from the same manufacturer. Error between machines, or trying to convert measurments from one manufacturer' |