Welch Allyn Schiller SP-1 - Indian Equations

Norm Values
Indian Equations
The Indian equations are valid for patients from the age of 7 years as follows:
Males Females
<30 years old:
FVC
0.055 X H + 0.019 x A -6.058
0.030 X H + 0.006 x A - 2.284
IFEV1
0.039 X H - 0.010 X A -3.266
0.025x H -0.011 x A-1.424
>30 years old:
FVC
0.054 x H - 0.016 X A -4.832
0.043 x H- 0.010 X A -3.755
FEV1/FVC -0.1756 X H - 0.2457 X A -119.346
-0.0334 X H - 0.2146 X A - 94.8867
SVC
0.0522 X H - 0.0114 X A -4.859 0.0587 X H - 0.0296 X A - 5.927
FEV3
0.0485 x H - 0.0183 X A -4.138
0.0533 x H - 0.0105 x A - 5.660
FEF25-75%
0.0173XH - 0.0407 x A-1.6108
0.0245 X H - 0.0336 X A - 0.1399
0.0850 x H - 0.0187 X A -6.2083 0.0497 X H - 0.0018 x A - 2.7154
Qj
0.0195 X H - 0.0365 X A -1.7383
0.0272 X H - 0.0279 x A - 0.2704
0.0088 x H - 0.0301 X A -1.0402 0.0113 xH - 0.0288 X A - 0.5012
MW
1.3056 X H - 0.5228 X A -93,2102
0.7149 X H - 0.3624 X A - 25.0208
A: Age, H: Height in meters
SP-1
User's Guide
Page 57