The BpTRU automatic blood pressure monitor compared to 24 hour ambulatory blood pressure monitoring in the assessment of blood pressure in patients with hypertension

Table 4 Two-by-Two Tables and BpTRU predictive characteristics for achievement of ABPM diastolic target

		Diastolic Target Achieved on ABPM (<85 mmHG mean daytime blood pressure)
		Yes	NO
< 90 mmHG on BpTRU	Yes	341	58	Sens = 92%; Spec = 43% PPV = 86%; NPV = 61%
	No	28	43
< 85 mmHG on BpTRU	Yes	299	36	Sens = 81%; Spec = 64% PPV = 89%; NPV = 48%
	No	70	65
< 80 mmHG on BpTRU	Yes	238	13	Sens = 65%; Spec = 87% PPV = 95%; NPV = 40%
	No	131	88
< 75 mmHG on BpTRU	Yes	161	5	Sens = 44%; Spec = 95% PPV = 97%; NPV = 32%
	No	208	96
< 70 mmHG on BpTRU	Yes	82	1	Sens = 22%; Spec = 99% PPV = 99%; NPV = 26%
	No	287	100

ISSN: 1471-2261