Service manual

IQmark Digital Spirometer Operation Manual
82
Polgar – Pediatric
H = Height in centimeters.
Parameter Sex Race Age
Range
Predicted Equation SEE CI
95%
FVC M W 4-17 0.0000044 x H
2.67
F W 4-17 0.0000033 x H
2.72
FEV
1.0
M W 4-17 0.0000021 x H
2.80
F W 4-17 0.0000021 x H
2.80
FEV
3.0
M W 4-17 FVC
pred
* 0.98
F W 4-17 FVC
pred
* 0.98
FEV
1
/FVC % M W 4-17 47.73 x H
0.13
F W 4-17 63.63 x H
0.08
FEF
25-75%
M W 4-17 0.0437 x H – 3.4616
F W 4-17 0.0437 x H – 3.4616
PEF (L/s) M W 4-17 0.08738 * H – 7.0929
F W 4-17 0.08738 * H – 7.0929
MVV (L/min) M W 4-17 1.276 * H – 99.507
F W 4-17 1.276 * H – 99.507
See Reference 19.
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