Table 5—

Regression equations for 1/Tm,CO in males and females

SexRegression equationRSD
Females#0.111+3.304×10−4×age−4.753×10−2×height1.085×10−2
Males#0.127+3.304×10−4×age−4.753×10−2×height
Males and females0.135+3.6×l0−5×age−5.4×10−2×height3×10−2
  • Tm,CO: diffusion capacity of the alveolocapillary volume

  • RSD: residual standard deviation

  • #: contain equations derived in the present study

  • : contains equations derived in the study of Cotes 3

  • Height is in metres and age in years