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

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

  

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