The POCKET checklist delineates 65 requirements across seven domains for assessing the clinical utility of and streamlining adoption of near-patient devices.

One respondent’s lab collects a single tube. When they used to collect four tubes, they were sending a lot of QFT tubes to clients and not getting all of the tubes back before they expired. With four tubes, her lab was also getting more indeterminate results. Importantly, part of what made the switch to one tube possible is the recent FDA approval that allows refrigeration of these tubes for up to 48 hours with no minimum amount of refrigeration time.

Researchers have validated a test that reliably measures EDTA at low concentrations and may be useful in detecting serum samples contaminated with potassium EDTA.