DEVICE DESCRIPTION
B. Description of display symbols
SYSTOLIC RATE
DIASTOLIC RATE
LOW BATTERY
ERROR SYMBOL
MEMORY SET
MAIN FEATURE
WHO Indicator
This device is equipped with a WHO Blood Pressure Indicator
which classifi es your blood pressure measurements into six
stages (Optimal to Severe hypertension) based on a WHO
classifi cation on blood pressure levels as shown in below chart:
Stages of blood pressure levels
Grade 3
Severe hypertension
Grade 2
Moderate hypertension
Grade 1
Mild hypertension
High-normal
Normal
Optimal
*Source: WHO, 1999
mmHg
ERROR
HEART
HEART BEAT RATE
BEAT
SYMBOL
Systolic(in mmHg)
≥180
160~179
140~159
130~139
120~129
<120
7
W.H.O. Indicator
RED
ORANGE
YELLOW
GREEN H
GREEN N
GREEN O
Diastolic(in mmHg)
≥110
100~109
90~99
85~89
80~84
<80