Interpretation of Blood Pressure (BP) Results
Category of Blood
Pressure
Diastolic BP
(mmHg)
Advice on Results
Systolic BP
(mmHg)
Hypotension
<100
<60
Practice a healthy lifestyle.
Consult your doctor only if suffering symptoms of low BP
(eg.
fainting)
Ideal
<120
<80
Practice a healthy lifestyle.
High Normal
130-139
85-89
Practice a healthy lifestyle.
Normal
120-129
80-84
Practice a healthy lifestyle.
Hypertension
140-159
90-99
Practice a healthy lifestyle.
(mild)*
Re-measure BP monthly over next 3 months.
If high levels ( 140/90) persist (eg. 2 high readings on
2 seperate occasions) consult doctor
Hypertension
160-179
100-109 Practice a healthy lifestyle.
(moderate)*
Re-measure BP monthly over next 4 months.
If high levels ( 140/90) persist (eg. 2 high readings
on 2 seperate occasions) consult doctor
Hypertension
180-219
110-119
Re-measure BP in a few days. If BP 180/110, consult
(severe)*
doctor
Hypertension
220
120
We would recommend that you see your pharmacist or
(very
(very severe)*
healthcare professional.
* Your BP should be re-assessed professionally at least once a year - speak to your pharmacist or healthcare
professional. If systolic BP and diastolic BP fall into different categories, the higher value should be taken
for classification.
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