For FEV1, odds ratio (OR) was 1.28 (95% confidence interval [CI], 1.20 - 1.37), and for FVC, OR was 1.41 (95% CI, 1.31 - 1.51).

• 以FEV1来说，胜算比（OR）为1.；28（95%25信赖区间[CI]为1