2010 Hong Kong Reference Framework for Hypertension Care for ...

Module 2Blood Pressure Measurement4. Home/ self BP monitoring4.1 Potential advantages and disadvantages of home monitoringAdvantages‣ ¾ Providing information on responseto antihypertensive medication‣ ¾ Improving patient adherence withtherapy 1‣ ¾ EvaluatingDisadvantages‣ ¾ Reporting bias‣ ¾ Unsupervised alteration ofmedication4.2 Self-measurement of BP‣ ¾ Persons with an average BP 135/85 mmHg measured at home aregenerally considered to be hypertensive 2 .‣ ¾ Initial assessment or the assessment of treatment effects should be fora 7-day period, with recordings performed in the morning and evening,and excluding values for the first 24 hours. The average of the readingsis taken as the home BP level.‣ ¾ Home measurement devices should be checked regularly.Reference:1. American Heart Association. Home blood pressure monitoring [Internet]. Texas (UnitedStates): American Heart Association, c2011[updated 21 Jan 2011; cited 24 May 2011].Available from: http://www.heart.org/HEARTORG/Conditions/HighBloodPressure/SymptomsDiagnosisMonitoringofHighBloodPressure/Home-Blood-Pressure-Monitoring_UCM_301874_Article.jsp2. U.S. Department of Health and Human Services. The seventh report of the Joint NationalCommittee on Prevention, Detection, Evaluation, and Treatment of High Blood Pressure.[Internet]. Bethesda, MD: U.S. Department of Health and Human Services; c2004[cited 24May 2011]. Available from: http://www.nhlbi.nih.gov/guidelines/hypertension/jnc7full.pdfHK Reference Framework for Hypertension Care for Adults in Primary Care Settings4