Table 2.
Characteristics of the study population (N = 111) mean (95 % CI) or %
| Mean or % | 95 % CI | Number of observations | |
|---|---|---|---|
| Age | 73.5 | 71.8 – 75.2 | 111 |
| Gender (%) | 111 | ||
| Men | 60.4 | ||
| Women | 39.3 | ||
| BMIa (kg/m2) | 28.1 | 27.2 – 29.0 | 98 |
| Smoking (%) | 109 | ||
| Never | 44.1 | ||
| Former | 45.9 | ||
| Current | 8.1 | ||
| FVCb % pred. | 80.4 | 77.4 – 83.3 | 107 |
| FVC (L) | 2.9 | 2.7 – 3.1 | 107 |
| DLCO/VAc % pred. | 78.4 | 75.3 – 81.5 | 104 |
| DLCO % pred. | 57.3 | 54.4 – 60.2 | 104 |
Definitions of abbreviations: a BMI Body Mass Index; b FVC Forced Vital Capacity, c DLCO(VA) Diffusing Capacity of Carbon Monoxide (divided by Alveolar Volume)