BLOOD PRESSURE CLASSIFICATION
Standards for assessment of high blood pressure, without regard to age, have been established by the
World Health Organization (WHO), as shown in the chart as below:
mmHg
110
Grade 2 hypertension (moderate)
105
100
Grade 1 hypertension (mild)
95
90
High-normal
85
Normal
80
Optimal
Grade 3 hypertension (severe)
120
130
140
Systoilc Pressure
150
160
170
-9-
mmHg
180