Description of sample |
|
Variable
| M±sd |
Age | 71±6 |
Duration of COPD yrs | 18±16 |
Quality of Life: Symptoms | 78.8±17.3 |
FEV1 | 37.3±18.3 |
Quality of Life: Totala# | 60.5±15.2 |
Socioeconomic status
| |
Professionals or middle-management | 8 |
Skilled in both blue and white collar work | 44 |
Semi-skilled to unskilled work | 14 |
Less skilled manual and nonmanual work | 28 |