Table 1.
Demographic and clinical characteristics
| Mean age (SD) | 52 (13.6) |
| Sex, % | 39 |
| Female | |
| Race/ethnicity, % | |
| White | 93 |
| American Indian | 3 |
| East Indian | 2 |
| Asian | 1 |
| Black | 1 |
| Marital status, % | |
| Married | 25 |
| Single | 23 |
| Divorced | 15 |
| Other | 37 |
| Education, % | |
| High school | 54 |
| University | 40 |
| Other | 6 |
| Employment, % | |
| Working | 18 |
| Unemployed | 13 |
| Retired | 22 |
| Disability | 47 |
| General health, % | |
| Excellent | 6 |
| Very good | 38 |
| Good | 38 |
| Fair | 14 |
| Poor | 4 |
| Mean number of comorbidities (SD) | 1.7 (1.5) |
| Chronic conditions, % | |
| Arthritis | 15 |
| Osteoporosis | 33 |
| Hypertension | 31 |
| Diabetes | 18 |
| Other | 3 |
| Type of transplant | |
| Double | 81 |
| Single | 11 |
| Heart/lung | 6 |
| Living donor | 2 |
| Mean 6-minute walk test, in meters (SD) | 548 (155) |
| Mean FEV1, % predicted (SD) | 67.10 (25.19) |
Note: n = 214.
Abbreviations: FEV1, forced expiratory volume in 1 second; SD, standard deviation.