Table 2.
Baseline Demographics and Health Characteristics among Patients with Chronic Obstructive Pulmonary Disease (COPD) Attending Midwest Medical Centers (August 2000–November 2001)
| COPD outpatients, N (%) or mean | |
|---|---|
| Age | |
| 50–54 | 70 (11.5) |
| 55–64 | 195 (32.0) |
| 65–74 | 228 (37.4) |
| >75 | 117 (19.2) |
| Sex | |
| Female | 217 (35.6) |
| Male | 393 (64.4) |
| Race | |
| White | 467 (76.6) |
| Black | 128 (21.0) |
| Other | 14 (2.3) |
| Unknown | 1 (0.2) |
| Education | |
| <High school | 341 (55.9) |
| High school | 150 (24.6) |
| >High school | 118 (19.3) |
| Unknown | 1 (0.2) |
| Annual household income | |
| <10,000 | 150 (24.6) |
| 10,000–14,999 | 138 (22.6) |
| 15,000–19,999 | 127 (20.8) |
| 20,000–24,999 | 84 (13.8) |
| ≥$25,000 | 81 (13.3) |
| Unknown | 30 (4.9) |
| Employment status | |
| Employed for wages | 63 (10.3) |
| Unable to work | 246 (40.3) |
| Retired | 267 (43.8) |
| Others | 34 (5.6) |
| Patient-reported general health | |
| Excellent | 8 (1.3) |
| Very good | 35 (5.7) |
| Good | 118 (19.3) |
| Fair | 241 (39.5) |
| Poor | 208 (34.1) |
| Smoking status | |
| Never | 37 (6.1) |
| <20 pack y | 157 (25.7) |
| ≥20 pack y | 409 (67.0) |
| Unknown | 7 (1.1) |
| Sense of control* | 18.7 |
| Religiosity† | 63.9 |
| Social support† | 64.5 |
| Stress† | 55.9 |
| Patient satisfaction† | 81.7 |
*Ranges from 0 (denies responsibility) to 100 (takes responsibility).
†Transformed from 0 = worst (least religious, lowest support, most stress, and least satisfaction) to 100 = best.