32
33
Question
Answer
•
When should blood pressure
be measured?
•
Blood pressure may vary throughout the day, as shown below.
It is best to test at the same time each day under the same conditions.
•
How frequently can tests be
done?
•
Rest for about 5 minutes between tests.
•
When shouldn't blood
pressure be measured?
•
If you had blood drawn or had an injection given in the right arm, it is
recommended that you wait at least 1 hour before testing.
•
Can results vary
depending on the testing
environment and temperature?
•
Yes. Test in a relaxed, comfortable environment.
•
What are some factors that
can change blood pressure?
•
The blood pressure may change:
- Within 1 hour after meals
- After having alcohol or caffeine
- After smoking
- After taking a bath
- After exercise
- After urination or defecation
- When testing in an unfamiliar location
•
The blood pressure values
are different at home and at
the hospital.
•
Blood pressure can change depending on the environment.
Test in the same environment when managing blood pressure.
•
Hospital-tested blood pressure tends to be higher than home-tested
blood pressure.
Number of
patients
Blood pressure
values
Fluctuation of blood pressure during the day
N=5
(Normal Blood Pressure)
Time zone in incidence of myocardial infarction
N=703
(people)
(hour)
Blood pressure classification of World Health Organization
Содержание BPBIO 320S
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