Table 1.

The classification of blood pressure and hypertension

Category		Systolic blood pressure (mm Hg)		Diastolic blood pressure (mm Hg)
Normal blood presssurea		<120	And	<80
Prehypertension	Stage 1	120–129	Or	80–84
	Stage 2	130–139	Or	85–89
Hypertension	Stage 1	140–159	Or	90–99
	Stage 2	≥160	Or	≥100
Isolated systolic hypertension		≥140	And	<90

^aBlood pressure with minimal risk for cardiovascular events.