Table 1.
Sample distribution as whole and by pneumology centers
| Whole group (n = 169) | San Filippo Neri | San Giovanni-Addolorata | Policlinico Umberto I | San Giovanni Battista | p | |
|---|---|---|---|---|---|---|
| Age (mean ± SD) |
74(± 8) |
73(± 6) |
74(± 10) |
77(± 7) |
72(± 6) |
ns |
| Male (%) |
72.8 |
74.3 |
74.0 |
50.0 |
84.8 |
ns |
| BMI (mean ± SD) |
27.3(± 4.8) |
28.2(± 4.9) |
26.6(± 5.2) |
26.8(± 4.1) |
28.5(± 4.0) |
ns |
| Current smokers (%) |
32.9 |
31.4 |
34.7 |
25 |
36.4 |
ns |
| PaO2 mmHg (mean ± SD) |
69.3(± 11.7) |
71.6(± 13.6) |
69.6(± 12.1) |
66.8(± 8.9) |
67.3(± 10.5) |
ns |
| FEV1 % pred. (mean ± SD) |
56.3(± 20.1) |
65.7(± 21.4) |
53.2(± 19.8) |
50.4(± 15.4) |
57.7(± 19.8) |
0.01 |
| FEV1/FVC % (mean ± SD) |
54.6(± 14.5) |
58.2(± 12.1) |
55.9(± 12.7) |
52.1(± 21.2) |
49.8(± 14.7) |
ns |
| COPD exacerbations (mean ± SD) |
1.83(± 1.27) |
1.02(± 1.3) |
2.32(± 1.1) |
1.37(± 1.1) |
1.87(± 1.2) |
< 0.001 |
| Charlson Index (mean ± SD) |
4.88(± 2.07) |
3.62(± 1.8) |
5.72(± 2.2) |
5.33(± 1.7) |
4.0(± 1.2) |
< 0.001 |
| Cancer % |
13.6 |
5.7 |
22.1 |
12.5 |
3.0 |
ns |
| Lung cancer % | 5.9 | 2.9 | 10.4 | 3.0 | 0 | ns |