Comparison of central laboratory HbA1c measurements obtained from a capillary collection versus a standard venous whole blood collection in the GRADE and EDIC studies.
David M NathanHeidi Krause-SteinraufBarbara H BraffettValerie L ArendsNaji YounesPaula McGeeClaire LundMary JohnsonGayle LorenziXiaoyu GaoMichael W SteffesJohn M Lachinnull nullnull nullPublished in: PloS one (2021)
The capillary blood HbA1c results compared well with the conventional venous whole blood results. The capillary kits can be employed in other studies to reduce interruption of critical data collection and potentially to augment clinical care when in-person visits are not possible.