Appointment attendance and patient perception of drive-up INR testing in a rural anticoagulation clinic during the COVID-19 pandemic.

Drive-up INR testing improves patient attendance during the COVID-19 pandemic. Patient perception of drive-up testing is positive. About 46% of respondents preferred drive-up INR testing with telehealth follow-up and 59.3% of respondents want drive-up testing to continue indefinitely, which suggests this approach to INR testing as a potential method to allay barriers to routine monitoring beyond the scope of the pandemic.