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—Characteristics of 1,202 Patients With COPD
| No. (%) or Mean ± SD | |
| Age, y | 58.2 ± 6.2 |
| Female gender | 691 (57) |
| Married or cohabiting | 744 (62) |
| College graduate | 326 (27) |
| White non-Latino | 810 (67) |
| Tobacco status | |
| Never smoker | 165 (14) |
| Former smoker | 644 (54) |
| Current smoker | 393 (33) |
| BODE Index | 2.9 ± 2.4 |
| COPD Helplessness Index | 17.5 ± 6.8 |
BODE = Body Mass, Obstruction, Dyspnea, Exercise.
