EDITOR—I assume that I am one of the few medical practitioners in this country who self manages his own oral anticoagulation and would like to comment on the paper by Fitzmaurice and Machin on patients undertaking self management of oral anticoagulation.1

Firstly, the suggestion that patient demand for self management is partly fuelled by a national media advertising campaign for CoaguChek is disingenuous. I wonder how much of an NHS hospital trust haematology department budget is derived from patients attending their warfarin clinic?

Secondly, routine performance in anticoagulation clinics in …