Welch Allyn Schiller AT-2plus, Руководство пользователя

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AT-2plus User Guide Spirometry Supplement Page 30
AT-2plus Spirometry Supplement Page 30
Norm Values
Quanjer & Tammeling Comparisons
The Quanjer and Tammeling comparison is valid for children between the ages of 6 and 17 as
follows:
Boys Girls
SVC = FVC 1.00 x H 2.7 0.95 x H 2.7
FEV1 0.84 x H
2.7
0.81 x H
2.7
FEV1/SVC 0.84 0.84
MEF = PEF 8.2 x H -6.8 6.6 x H -5.3
MEF50 5.6 x H -4.4 4.6 x H -3.3
H: Height in meters
Norm Values
Quanjer & Tammeling Comparisons
The Quanjer and Tammeling comparison is valid for children between the ages of 6 and 17 as
follows:
Boys Girls
SVC = FVC 1.00 x H
2.7
0.95 x H
2.7
FEV1 0.84 x H 2.7 0.81 x H 2.7
FEV1/SVC 0.84 0.84
MEF = PEF 8.2 x H -6.8 6.6 x H -5.3
MEF50 5.6 x H -4.4 4.6 x H -3.3
H: Height in meters