Beurer BM 75: Range of blood pressure values Systolic Resting indicator measurement (using HSD diagnostics) RED: Lack of haemodynamic stability GREEN: Haemodynamic stability

Range of blood pressure values Systolic

Diastolic

Measure

(in mmHg)

(in mmHg)

Grade 3: Severe hypertension ≥ 180 ≥ 110 Seek medical advice

Grade 2: Moderate hypertension 160 – 179 100 – 109 Seek medical advice

Grade 1: Mild hypertension 140 – 159 90 – 99 Have it checked regularly by doctor

High-normal 130 – 139 85 – 89 Have it checked regularly by doctor

Normal 120 – 129 80 – 84 Check it yourself

Optimal < 120 < 80 Check it yourself

Source: WHO, 1999

Resting indicator measurement (using HSD diagnostics)

In this case, the measurement should be repeated after a pe-

The most frequent error made when measuring blood pressure

riod of physical and mental rest. The blood pressure measure-

is taking the measurement when not at rest (haemodynamic

ment must be taken when the patient is physically and mentally

stability), which means that both the systolic and the diastolic

rested, as it will be the basis for diagnosing the blood pressure

blood pressures are incorrect in this case.

level and regulating the patient’s medical treatment.

While measuring the blood pressure, the device automatically

If the symbol

does not light up green or red, then it could

determines whether you are at rest or not.

not be determined whether the circulatory system was suf-

If there is no indication that the circulatory system is not suf-

ficiently at rest or not. In this case, the measurement should be

ficiently at rest, the symbol

(haemodynamic stability) lights

repeated after a period of physical and mental rest.

up green and the measurement can be recorded as a reliable

RED: Lack of haemodynamic stability

resting blood pressure value.

It is very probable that the systolic and diastolic blood pressures

GREEN: Haemodynamic stability

have not been measured whilst the patient is at rest and the rest-

ing blood pressure measurement has therefore been distorted.

Measurement of the systolic and diastolic pressure is in-

Repeat the measurement after a rest and relaxation period of

creased when the circulatory system is sufficiently at rest and

at least five minutes. Go to a sufficiently quiet and comfortable

is a very reliable indicator of resting blood pressure.

spot and remain there calmly; close your eyes, breathe deeply

However, if there is an indication that the circulatory system is

and evenly and try to relax.

not sufficiently at rest (haemodynamic instability), the symbol

If the next measurement also shows insufficient stability, you

lights up red.

can repeat the measurement after another resting period. If the

measurements continue to show some instability, identify these

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