Service manual

IQmark Digital Spirometer Operation Manual
83
Hsu – Pediatric
Parameter Sex Race Age
Range
Predicted Equation SD% Source
FVC M W 7-20 3.58 x 10
-7
x H
3.18
13 Ref.
15
M B 7-20 1.07 x 10
-6
x H
2.93
17 “
M H 7-20 1.06 x 10
-6
x H
2.97
13 “
F W 7-20 2.57 x 10
-6
x H
2.78
14 “
F B 7-20 8.34 x 10
-7
x H
2.98
15 “
F H 7-20 1.25 x 10
-6
x H
2.92
14 “
FEV
1
M W 7-20 7.74 x 10
-7
x H
3.00
13 “
M B 7-20 1.03 x 10
-6
x H
2.92
17 “
M H 7-20 1.73 x 10
-6
x H
2.85
13 “
F W 7-20 3.79 x 10
-6
x H
2.68
14 “
F B 7-20 1.14 x 10
-6
x H
2.89
15 “
F H 7-20 1.61 x 10
-6
x H
2.85
14 “
FEF
25-75%
M W 7-20 7.98 x 10
-7
x H
2.46
26 “
M B 7-20 3.61 x 10
-7
x H
2.60
36 “
M H 7-20 9.13 x 10
-7
x H
2.45
25 “
F W 7-20 3.79 x 10
-6
x H
2.16
28 “
F B 7-20 1.45 x 10
-6
x H
2.34
30 “
F H 7-20 1.20 x 10
-6
x H
2.40
24 “
PEF M W 7-20 3.35 x 10
-7
x H
2.79
18 “
M B 7-20 1.74 x 10
-7
x H
2.92
22 “
M H 7-20 7.69 x 10
-7
x H
2.63
17 “
F W 7-20 2.58 x 10
-6
x H
2.37
18 “
F B 7-20 5.51 x 10
-7
x H
2.68
20 “
F H 7-20 6.97 x 10
-7
x H
2.64
18 “
Notes:
1. Race: W = white, B = black, H = Hispanic or Mexican-American
2. The original equations provide volume in milliliters and flow in milliliters per
second. The above equations are a modification of the original equations and
provide volume in liters and flow in liters per second.
3. Height (H) range is from 110.0 to 190.0 cm for male and 110.0 to 180.0 for female.
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