Age (years)  
Mean (SD) 74.8 (11.26)
Median (IR) 77 (69.83)
< 65 117 (15.5%)
65-74 200 (26.4%)
75-84 301 (39.8%)
≥ 85 139 (18.4%)
Males 585 (77.3%)
Tobacco use (n=475)  
Never smoker 67 (14.1%)
Smoker 144 (30.3%)
Former smoker 255 (53.7%)
Passive smoker 9 (1.9%)
Charlson  
0 4 (0.5%)
1, 2 270 (35.7%)
>2 483 (63.8%)
GOLD (n= 202)  
I 28 (13.9%)
II 58 (28.7%)
III 57 (28.2%)
IV 59 (7.8%)
FEV1% (SD) ( n=202) 51.16 (26.68%)
Admissions previous year  
None 539 (71.2%)
1 156 (19.3%)
2 or more 72 (9.5%)
Emergencies previous year  
None 460 (60.8%)
1 161 (21.3%)
2 or more 136 (18%)
Table 1: Socio-demographic and clinical characteristics (N =757)