Peak Expiratory Flow Rate - Normal Values
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1PEAK EXPIRATORY FLOW RATE - NORMAL VALUES
In men, readings up to 100 L/min lower than predicted are
For use with EU/EN13826 scale PEF meters only
within normal limits. For women, the equivalent figure is 85
L/min. Values are derived from Caucasian populations.
680
660
Mini-Wright
Single Patient Use
(Standard Range)
Part Ref: 3103388
640
EU scale
620
(EN 13826)
Multiple Patient Use
Part Ref: 3103387
600
Blue text
580
on a yellow
NHS Logistics
background
Code : FDD 609
560
540
520
Mini-Wright
Single Patient Use
(Low Range)
Part Ref: 3104708
500
EU scale
480
Height
Multiple Patient Use
Men
Blue text
Part Ref: 3104710
460
190 cm (75 in)
on a yellow
183 cm (72 in)
440
background
175 cm (69 in)
167 cm (66 in)
420
160 cm (63 in)
Clement Clarke has developed mathematical equations that
400
will allow conversion of P.E.F. readings from Wright-
380
McKerrow scale to EN 13826 scale, and vice-versa. Contact
us directly, or visit the website
360
Height
Women
340
183 cm (72 in)
175 cm (69 in)
320
167 cm (66 in)
300
160 cm (63 in)
Clement Clarke International Ltd. Edinburgh Way, Harlow, Essex.
15
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25
30
35
40
45
50
55
60
65
70
75
80
85
152 cm (60 in)
England CM20 2TT U.K.
Age (years)
Tel. +44 (0) 1279 414969 Fax. +44 (0) 1279 456304
Adapted by Clement Clarke for use with EN13826 / EU scale peak flow meters
email:
from Nunn AJ Gregg I, Br Med J 1989:298;1068-70
rd
(Issue 1 Date of preparation: 23
July 2004)
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