ATS/ERS classification | Total | |||||||
No obstruction | Mild | Moderate | Moderately severe | Severe | Very severe | |||
Clinical data | ||||||||
New classification | ||||||||
No obstruction | 70.6 | 1.7 | 1.0 | 0 | 0 | 0 | 73.3 | |
Mild | 0 | 5.9 | 0.1 | 0 | 0 | 0 | 5.9 | |
Moderate | 0 | 0.7 | 2.6 | 1.0 | 0 | 0 | 4.4 | |
Moderately severe | 0 | 0 | 1.2 | 2.3 | 1.3 | 0 | 4.8 | |
Severe | 0 | 0 | 0.1 | 1.7 | 4.3 | 1.4 | 7.5 | |
Very severe | 0 | 0 | 0 | 0 | 1.1 | 3.0 | 4.1 | |
Total | 70.6 | 8.3 | 5.0 | 5.0 | 6.6 | 4.4 | 100.0 | |
Epidemiological data | ||||||||
New classification | ||||||||
No obstruction | 90.3 | 0.7 | 0.3 | 0 | 0 | 0 | 91.3 | |
Mild | 0 | 4.9 | 0 | 0 | 0 | 0 | 4.9 | |
Moderate | 0 | 0.4 | 0.6 | 0.2 | 0 | 0 | 1.2 | |
Moderately severe | 0 | 0 | 0.4 | 0.4 | 0.2 | 0 | 1.0 | |
Severe | 0 | 0 | 0 | 0.3 | 0.6 | 0.2 | 1.2 | |
Very severe | 0 | 0 | 0 | 0 | 0.1 | 0.3 | 0.4 | |
Total | 90.3 | 6.0 | 1.3 | 0.9 | 0.9 | 0.5 | 100.0 |
Data are presented as %. Subjects have been separated into clinical and population-based datasets.