Question to the Department for Transport:

To ask the Secretary of State for Transport, whether the Honorary Medical Advisory Panel is considering the use of Mean Absolute Relative Difference (MARD) as an accuracy measure for blood glucose monitoring devices as part of the review of the Driver and Vehicle Licensing Agency guidelines on driving and diabetes.

The Driver and Vehicle Licensing Agency (DVLA), in conjunction with the Secretary of State for Transport’s Honorary Medical Advisory Panel on Driving and Diabetes, is reviewing its guidance to provide advice for medical professionals and drivers on the use of interstitial glucose monitoring systems in the context of driving.

The DVLA is currently considering views of stakeholders, some of whom have suggested using a Mean Absolute Relative Difference accuracy measure for interstitial glucose monitoring.