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Blood Pressure Categories
Categories for Blood Pressure
Levels in Adults*
(Ages 18 Years and Older)
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Blood Pressure Level (mm Hg) |
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Category |
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Systolic |
Diastolic |
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Optimal** |
< 120 |
< 80 |
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Normal |
< 130 |
< 85 |
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High Normal |
130–139 |
85–89 |
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High Blood Pressure |
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Stage 1 |
140–159 |
90–99 |
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Stage 2 |
160–179 |
100–109 |
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Stage 3 |
180 |
110 |
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* For those not taking medicine for high blood pressure and not having a short-term serious illness. These categories are from the National High Blood Pressure Education Program.
** Optimal blood pressure with respect to heart disease risk is below 120/80 mm Hg. However, unusually low readings should be evaluated for clinical significance. |
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Legend |
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< means LESS THAN |
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means GREATER THAN OR EQUAL TO |
When systolic and diastolic blood pressures fall into different categories, the higher category should be used to classify blood pressure level. For example, 160/80 mm Hg would be stage 2 hypertension (high blood pressure).
This material is intended for informational purposes only and is not a substitute for the medical advice of your doctor or any other health care professional. Always consult with your physician if you are in any way concerned about your health.
© 2003 SLPM Self care Ltd.
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