OBJECTIVES
To assess the evidence for the long-term effectiveness of biofeedback for the treatment of essential hypertension in adults and to model any clinical benefits.
DATA SOURCES
Bibliographic databases including the Cochrane Library, EMBASE, MEDLINE, ISI Web of Knowledge/Web of Science, ISI Web of Knowledge/ISI Proceedings, the Cochrane Library 2007, CINAHL, AMED and PsycINFO were searc...