Table 3—

Estimates of the linear model parameters for dependent variables

Intercept (95% CI)Age (95% CI)r2
TL,CO/VA6.670 (6.464–6.876)-0.034 (-0.038– -0.030)0.486
Vc/VA19.808 (19.058–20.558)-0.100 (-0.114– -0.086)0.379
Dm,CO/VA16.071 (15.593–16.549)-0.083 (-0.092– -0.074)0.510
  • Units are as in tables 1 and 2; alveolar volume (VA) is measured in L. TL,CO: transfer factor of the lung for carbon monoxide; Vc: capillary lung volume; Dm,CO: diffusing capacity of the membrane for carbon monoxide.