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Characteristics of the studied population: indications for noninvasive ventilation according to Eurovent categories
| Aetiologic group | Subjects |
|---|---|
| Obstructive lung diseases (OLD) | 25 |
| Chronic obstructive pulmonary disease | 12 |
| Overlap syndrome | 10 |
| Other | 3 |
| Chest wall diseases (CWD) | 29 |
| Obesity hypoventilation syndrome | 21 |
| Tuberculosis sequelae | 3 |
| Kyphoscoliosis | 5 |
| Neuromuscular diseases (NMD) | 46 |
| Myopathy | 25 |
| Amyotrophic lateral sclerosis | 13 |
| Neuropathy | 8 |
Data are presented as number of subjects
