Table 1 Characteristics of all enrolled patients (including patients who later withdrew consent)
| Â | 39 participants |
|---|---|
Age (years), median (range) | 68 (51 to 81) |
Gender, male, n (%) | 33 (85) |
BMI (kg.m-2), median (range) | 27.3 (19.7 to 41.3) |
Smoking status | |
 Never | 9 |
 Ex-smoker >1 year | 24 |
 Current smoker | 6 |
Comorbidities | |
 Asthma/COPD | 8 |
 Diabetes mellitus | 5 |
 Ischaemic heart disease | 1 |
 Atrial fibrillation | 2 |
 Cerebrovascular disease | 1 |