Spirometric parameters

Correlation between the pairs

Weight (kg)

Value of r

BMI (kg/m2)

Value of r

FVC

Negative*

0.42

S/R

-

FEV1

Negative

0.43

S/R

-

PEF

Negative*

0.11

Negative*

0.49

FEV1/FVC

S/R

-

Positive*

0.23