[Home blood pressure self-monitoring. Influence of the mean calculation used on the diagnosis of white-coat hypertension].

Objective: To describe the variations in the diagnosis performance of home blood pressure self-monitoring (hBPSM) with different methods for mean calculation, in order to diagnose white-coat hypertension (WCH).

Design: Multi-centre, descriptive, and comparative study to assess the diagnosis performance of a test method.

Setting: Four primary health care centres.