Accurate specification of the blood pressure measurement is a grade of hypertension and risk factors assessment of key. To correct blood pressure measurement should be aware of the following points: 1 to measure blood pressure within 30 minutes before do not drink or coffee, not strenuous exercise, the mood is stable, emptying the bladder. Sit to rest 5-10 minutes.
2 the surrounding environment is appropriate, the appropriate space, suitable temperature, the environment is quiet, no noise.
Measurement of 3 seats needed to prepare participants arm height table, and a chair backrest.
4 bare arm, tie cuff cuff, with the heart to maintain the same level. Should not be too much or too thick sleeves roll back up, the backlog in the cuff.
5 per person should be repeated measured 2 times, two times by 1 minutes, taking 2 readings mean value as measured by blood pressure. If the measured value is >5mmHg, should be measured again, take 3 times the average value.
6 initial measurement can be measured in both upper limbs, selection of high blood pressure in the side as a blood pressure measurement of upper limb.
7 will be the chest part of a stethoscope plug in under the cuff arterial pulse, measured blood pressure values below the chest part of a stethoscope not plug in the cuff of the measured value.
8 across the clothes measured blood pressure values than standard operation measured value is higher, and the sleeves tucked up after the measured blood pressure than the normative operation of lower. There are also studies show, such as in the arm with a layer of < 0.5cm thickness of the underwear check again, the examination results of numerical no influence.
The 9 winter coat off immediately after the measurement of blood pressure can cause elevated blood pressure 3-5mmHg.
10 blood pressure seasonal changes, blood pressure is higher than the summer low temperature in winter.
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