Table 2.
Sex-Stratified Characteristics of the Pooled Cohort
| Characteristic | Women (n = 362) | Men (n = 901) | P Value |
|---|---|---|---|
| Age, y | 67 ± 8.8 | 69 ± 9.0 | < .001 |
| BMI, kg/m2 | 30 ± 6.2 | 29 ± 5.1 | < .001 |
| Ever smoker | 187 (52) | 653 (73) | < .001 |
| FVC % predicted | 67 ± 18.1 | 66 ± 17.2 | .56 |
| Dlco % predicted | 47 ± 16.8 | 46 ± 16.2 | .75 |
| Cough | 295 (81) | 689 (77) | .06 |
| Phlegm | 138 (38) | 389 (44) | .10 |
| Supplemental oxygen use | 174 (50) | 425 (52) | .59 |
| Heartburn | 175 (35) | 98 (55) | < .001 |
| UCSD-SOBQ score, median (IQR) | 49 (27-74) | 35 (16-64) | .003 |
Values are No. (%), mean ± SD, or as otherwise indicated. See Table 1 legend for expansion of abbreviations.