Anthropometric data and smoking status of 50 patients included
| Sex | |
| Female | 17 (34%) |
| Male | 33 (66%) |
| Age years | 72.5 (62.8–76.3) |
| Body mass index kg·m−2 | 25.7 (23.2–28.5) |
| Smoking status | |
| Never-smoker | 7 (14%) |
| Ex-smoker | 28 (56%) |
| Current smoker | 15 (30%) |
Data are presented as n (%) or median (interquartile range).