About Blood Pressure
Assessing High Blood Pressure for Adults
The following standards for assessing high blood pressure (without
regard to age or gender) have been established as a guideline. Please
note that other risk factors (e.g. diabetes, obesity, smoking, etc.) need to
be taken into consideration and may affect these figures. Consult with
your physician for an accurate assessment.
JNC7 Classification Table – for adults within the U.S.
BP Classification
Normal
Prehypertension
Stage 1 Hypertension
Stage 2 Hypertension
SOURCE: The Seventh Report of the Joint National Committee on Prevention,
Evaluation and Treatment of High Blood Pressure for Adults. National Heart,
Lung and Blood Institute - May 2003.
WHO Classification Table - for adults outside of the U.S. (e.g. Canada, Mexico)
BP Classification
Optimal
Normal
High-Normal
Stage 1 Hypertension
Stage 2 Hypertension
Stage 3 Hypertension
SOURCE: Standards to assess high blood pressure, without regard to age or
gender, have been established by the World Health Organization (WHO).
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Systolic
(mmHg)
< 120
120-139
140-159
Systolic
(mmHg)
< 120
< 130
130-139
140-159
160-179
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and
or
or
≥ 160
or
and
or
or
or
or
≥ 180
or
Diastolic
(mmHg)
< 80
80-89
90-99
≥ 100
Diastolic
(mmHg)
< 80
< 85
85-89
90-99
100-109
≥ 110