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 3 Two-By-Two Tables And BpTRU Predictive Characteristics For Achievement Of ABPM Systolic Target

		Systolic Target Achieved on ABPM (<135 mmHG mean daytime blood pressure)
		Yes	NO
< 140 mmHG on BpTRU	Yes	131	137	Sens = 80%; Spec = 55% PPV = 49%; NPV = 84%
	No	32	170
< 135 mmHG on BpTRU	Yes	111	101	Sens = 68%; Spec = 67% PPV = 52%; NPV = 80%
	No	52	206
< 130 mmHG on BpTRU	Yes	86	59	Sens = 53%; Spec = 81% PPV = 59%; NPV = 76%
	No	77	248
< 125 mmHG on BpTRU	Yes	62	31	Sens = 39%; Spec = 90% PPV = 67%; NPV = 73%
	No	101	276
< 120 mmHG on BpTRU	Yes	42	12	Sens = 26%; Spec = 96% PPV = 78%; NPV = 71%
	No	121	295

ISSN: 1471-2261