Hemodiafiltration has existed since at least the early 1970s and has been linked to benefits including better cardiovascular stability and improved clearance of certain molecules. Fresenius added to the evidence 10 years ago with a clinical trial that reported a 30% reduced risk of all-cause mortality in people treated with hemodiafiltration.
Use of the technique varies by geography. In 2017, more than one-quarter of hemodialysis patients were on hemodiafiltration in Europe, compared
The FDA has looked into pulse oximeter inaccuracy over the past several years, posting a warning in 2021 and holding an advisory panel meeting earlier this month. The agency has discussed the potential for results to be affected by factors including skin pigmentation and perfusion.
Masimo, a manufacturer of pulse oximeters, has worked to show if its devices suffer from biases. In its announcement, Masimo cited a 2023 study showing its RD Set device performed similarly in people with dark