marginally significantP = .101
The difference in FEV 1 /FVC decline was marginally significant (−0.001 units/year; 95% CI, −0.003 to 2.77 × 10 −4 ; P = .101).
The difference in FEV 1 /FVC decline was marginally significant (−0.001 units/year; 95% CI, −0.003 to 2.77 × 10 −4 ; P = .101).