All Patients (n = 543) | Alive (n = 472) | Dead (n = 71) | P-Value | |
---|---|---|---|---|
Age, yr | 68.3 ± 8.3 | 67.8 ± 8.4 | 72.1 ± 6.5 | <.001 |
Men | 522 (96.1%) | 452 (95.76%) | 70 (98.59%) | 0.34 |
FEV1, L | 1.46 ± 0.44 L | 1.50 ± 0.44 | 1.20 ± 0.36 | <.001 |
FEV1% | 55.0 ± 13.3 | 55.9 ± 13 | 49 ± 14 | <.001 |
FEV1/VC | 54.5 ± 9.32 | 54.7 ± 9.2 | 53.1 ± 10.5 | 0.16 |
Dyspnea scale | <.001 | |||
1 | 69 (12.7%) | 62 (13.1%) | 7 (9.9%) | |
2 | 264 (48.6%) | 245 (51.9%) | 19 (26.8%) | |
3 | 166 (30.6%) | 136 (28.8%) | 30 (42.3%) | |
4-5 | 44 (8.1%) | 29 (6.1%) | 15 (21.1%) | |
Distance walked in six minutes (m) | 408.9 ± 92.4 | 420.1 ± 86.5 | 334 ± 96.6 | <.001 |
Charlson index | 2.4 ± 1.4 | 2.3 ± 1.3 | 3.3 ± 1.6 | <.001 |
BMI | 28.3 ± 4.4 | 28.4 ± 4.4 | 27.4 ± 4.8 | 0.09 |
Smoking habit | 0.84 | |||
Current smokers | 114 (20.9%) | 101 (24.1%) | 13 (18.3%) | |
Ex-smokers | 414 (76.2%) | 358 (75.8%) | 56 (78.9%) | |
Never smoked | 15 (2.8%) | 13 (2.7%) | 2 (2.8%) | |
Mean pack/year, SD | 48.2 ± 26.5 | 47.7 ± 26.3 | 51.1 ± 28 | 0.32 |
BODE index | 2.8 ± 1.8 | 2.6 ± 1.6 | 4.2 ± 1.9 | <.001 |
HADO score | 6.8 ± 2.1 | 7 ± 2 | 5.6 ± 2.1 | <.001 |
Previous admissions | <.001 | |||
0 | 402 (74%) | 370 (78.4%) | 32 (45.1%) | |
1 | 88 (16.2%) | 65 (13.8%) | 23 (32.4%) | |
≥2 | 53 (9.8%) | 37 (7.8%) | 16 (22.5%) | |
Distance walked in 6 min (m) | <0.001 | |||
≤ 149 | 5 (0.92%) | 4 (0.85%) | 1 (1.41%) | |
150 to 249 | 27 (4.97%) | 14 (2.97%) | 13 (18.31%) | |
250 to 349 | 91 (16.76%) | 66 (13.98%) | 25 (35.21%) | |
≥ 350 | 420 (77.35%) | 388 (82.20%) | 32 (45.07%) | |
Physical activity | <0.001 | |||
0 | 28 (5.16%) | 17 (3.60) | 11 (15.49) | |
1 | 54 (9.94%) | 45 (9.53%) | 9 (12.68%) | |
2 | 365 (67.22%) | 315 (66.74%) | 50 (70.42%) | |
3 | 96 (17.68%) | 95 (20.13%) | 1 (1.41%) | |
General Health | <0.001 | |||
Bad | 52 (9.58%) | 45 (9.53%) | 7 (9.86%) | |
Fair | 293 (53.96%) | 256 (54.24%) | 37 (52.11%) | |
Good | 178 (32.78%) | 151 (31.99%) | 27 (38.03%) | |
Excellent to Very good | 20 (3.68%) | 20 (4.24%) | 0 (0%) | |
FEV1% | <0.001 | |||
≤ 35 | 45 (8.29%) | 31 (6.57%) | 14 (19.72%) | |
36 to 50 | 140 (25.78%) | 119 (25.21%) | 21 (29.58%) | |
51 to 64 | 217 (39.96%) | 189 (40.04%) | 28 (39.44%) | |
≥ 65 | 141 (25.97%) | 133 (28.18%) | 8 (11.27%) | |
BMI | 0.02 | |||
≤ 21 | 28 (5.16%) | 20 (4.24%) | 8 (11.27%) | |
>21 | 515 (94.84%) | 452 (95.76%) | 63 (88.73%) |