Table 1.

Classification of hypertension risk (adapted from the International Society of Hypertension [ISH] Global Hypertension Practice Guidelines) [1]

BP category	Systolic (mmHg)		Diastolic (mmHg)		BP medications
Normal BP: Stage 0	≤ 139	and/or	≤ 89	and	No
Hypertension (High BP Stage 1)	140–159	and/or	90–99	and/or	Yes
Severe Hypertension (High BP Stage 2)	160–179	and/or	100–109	and/or	Yes
Hypertensive Crisis (High BP Stage 3)	≥ 180	and/or	≥ 110	and/or	Yes