Table 3.9-1. Definitions and classification of blood pressure levels (mm Hg)a

Category

Systolic blood pressure

 

Diastolic blood pressure

Optimal

<120

And

<80

Normal

120-129

And/or

80-84

High-normal

130-139

And/or

85-89

Grade 1 hypertension

140-159

And/or

90-99

Grade 2 hypertension

160-179

And/or

100-109

Grade 3 hypertension

≥180

And/or

≥110

Isolated systolic hypertension

≥140

And

<90

Patients with systolic and diastolic blood pressures falling into different categories are classified into the higher category.

Isolated systolic hypertension should also be classified by grades (1, 2, and 3) based on systolic blood pressure levels.

a Based on office measurements of blood pressure.

Based on Eur Heart J. 2018;39(33):3021-3104.