In addition, the current definition of con- trol excludes the possibility of control resulting from life- style change or nonpharmacological interventions. NHANES hypertension control rates have been consistently higher in women than in men (55.3% versus 38.0% in 2009 2012); in whites than in blacks and Hispanics (41.3% versus 31.1% and 23.6%, respectively, in men, and 57.2% versus 43.2% and 52.9%, respectively, in women, for 2009 2012); and in older than in younger adults (50.5% in adults 60 years of age ver- sus 34.4% in patients 18 to 39 years of age for 2011 2012) up to the seventh decade,S3.4-4,S3.4-5 although control rates are considerably lower for those 75 years (46%) and only In addition, control rates are higher for persons of higher socioeconomic status (43.2% for adults with an income >400% above the US government poverty line versus 30.2% for those below this line in 2003 Research studies have repeatedly demonstrated that structured, goal-oriented BP treatment initiatives with feedback and provision of free medication result in a substan- tial improvement in BP control.S3.4-7 S3.4-9 Control rates that are much higher than noted in the general population have been reported in care settings where a systems approach (detailed in Sections 12.2 and 12.3) has been implemented for insured 4. Measurement of BP 4.1. Accurate Measurement of BP in the Office Recommendation for Accurate Measurement of BP in the Office COR LOE Recommendation I C-EO 1. For diagnosis and management of high BP, proper methods are recommended for accurate measurement and documentation of BP (Table 8). Synopsis Although measurement of BP in office settings is relatively easy, errors are common and can result in a misleading esti- mation of an individual s true level of BP. There are various methods for measuring BP in the office. 