TABLE 2.

MULTIVARIATE LINEAR REGRESSION MODEL DETECTING ASSOCIATIONS WITH o₂max

	β	SE	P Value
Age, yr	−0.23	0.04	<0.001
Male sex	2.53	0.79	0.002
Ever smoker	−1.61	0.72	0.028
Baseline FVC%	0.82	0.28	0.004
Baseline DlCO%	0.30	0.31	0.332

Definition of abbreviations: Dl_CO% = diffusion capacity for carbon monoxide percent predicted; FVC% = forced vital capacity percent predicted; SE = standard error; o₂max = maximal oxygen consumption during cardiopulmonary exercise testing.

n = 103.