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Table 1 Blood Pressure classifications by JNC 7 and 2017 ACC/AHA guideline

From: Changes in the prevalence of measures associated with hypertension among Iranian adults according to classification by ACC/AHA guideline 2017

Systolic BP (mm Hg)

 

Diastolic BP (mm Hg)

JNC 7a

2017 ACC/AHAb

<  120

And

<  80

Normal

Normal

120–129

And

<  80

Pre-hypertension

Elevated BP

130–139

Or

80–89

Pre-hypertension

hypertension-Stage 1

140–159

Or

90–99

hypertension-Stage 1

hypertension-Stage 2

≥ 160

or

≥ 100

hypertension-Stage 2

hypertension-Stage 2

  1. aSeventh Report of the Joint National Committee
  2. b 2017 American College of Cardiology (ACC)/ American Heart Association (AHA) guideline