Characteristic | Value |
---|---|
Patients (n) | 36 |
Age (years) | 62 ± 18.5 (range 28–85) |
Sex (male/female; n) | 21/15 |
Underlying disease (n) | |
   Respiratory disease | 11 |
   Neurological disease | 9 |
   Cardiovascular disease | 6 |
   Diabetes mellitus | 4 |
   Recent trauma | 5 |
   Chronic liver disease | 1 |