Welch Allyn Schiller AT-2plus - Finnish Standards

AT-2plus User Guide Spirometry Supplement Page 33
Art. No. 2. 510339wa ©1999
AT-2plus User Guide Spirometry Supplement Page 33
Art. No. 2. 510339wa ©1999
Norm Values
Finnish Standards
The Finnish standard is valid for adults from the age of 18 years as follows:
Males
SVC (l) exp [(-0.00833 x A) + (0.6309 x log A) + (-1.4750 / H) + 0.9047]
FEV1 (l) exp [(-0.00587 x A) + (0.2756 x log A) + (-1.1655 / H) + 1.0980]
FVC (l) exp [(-0.00827 x A) + (0.5860 x log A) + (-1.4468 / H) + 0.9461]
FEV1 / SVC (%) exp [(0.00246 x A) + (-0.3553 x log A) + (0.3095 / H) + 2.1933]
FEV1 / FVC (%) exp [(0.00240 x A) + (-0.3104 x log A) + (0.2813 / H) + 2.1519]
PEF (l/s) exp [(-0.00211 x A) + (0.1049 x log A) + (-0.6774 / H) + 1.3255]
Females
SVC (l) exp [(-0.01016 x A) + (0.6995 x log A) + (-1.4518 / H) + 0.7763]
FEV1 (l) exp [(-0.00920 x A) + (0.4772 x log A) + (-1.3284 / H) + 0.9296]
FVC (l) exp [(-0.00982 x A) + (0.6358 x log A) + (-1.4137 / H) + 0.8320]
FEV1 / SVC (%) exp [(0.00096 x A) + (-0.2223 x log A) + (0.1233 / H) + 2.1533]
FEV1 / FVC (%) exp [(0.00062 x A) + (-0.1586 x log A) + (0.0853 / H) + 2.0975]
PEF (l/s) exp [(-0.00677 x A) + (0.4017 x log A) + (-0.7422 / H) + 0.9661]
A: Age H: Height in meters log: Logarithm to base 10
Norm Values
Finnish Standards
The Finnish standard is valid for adults from the age of 18 years as follows:
Males
SVC (l) exp [(-0.00833 x A) + (0.6309 x log A) + (-1.4750 / H) + 0.9047]
FEV1 (l) exp [(-0.00587 x A) + (0.2756 x log A) + (-1.1655 / H) + 1.0980]
FVC (l) exp [(-0.00827 x A) + (0.5860 x log A) + (-1.4468 / H) + 0.9461]
FEV1 / SVC (%) exp [(0.00246 x A) + (-0.3553 x log A) + (0.3095 / H) + 2.1933]
FEV1 / FVC (%) exp [(0.00240 x A) + (-0.3104 x log A) + (0.2813 / H) + 2.1519]
PEF (l/s) exp [(-0.00211 x A) + (0.1049 x log A) + (-0.6774 / H) + 1.3255]
Females
SVC (l) exp [(-0.01016 x A) + (0.6995 x log A) + (-1.4518 / H) + 0.7763]
FEV1 (l) exp [(-0.00920 x A) + (0.4772 x log A) + (-1.3284 / H) + 0.9296]
FVC (l) exp [(-0.00982 x A) + (0.6358 x log A) + (-1.4137 / H) + 0.8320]
FEV1 / SVC (%) exp [(0.00096 x A) + (-0.2223 x log A) + (0.1233 / H) + 2.1533]
FEV1 / FVC (%) exp [(0.00062 x A) + (-0.1586 x log A) + (0.0853 / H) + 2.0975]
PEF (l/s) exp [(-0.00677 x A) + (0.4017 x log A) + (-0.7422 / H) + 0.9661]
A: Age H: Height in meters log: Logarithm to base 10