Clinical, anthropometrics, pulmonary function test and 6‐min walk distance (6MWD) in patients with chronic obstructive pulmonary disease
| Group 1 | Group 2 | Group 3 | |||
| Values | p‐value# | Values | p‐value# | ||
| Subjects n | 114 | 42 | 42 | ||
| M/F | 91/23 | 39/3 | 35/7 | ||
| Age yrs | 66±9 | 69±8 | <0.04 | 71±7 | <0.003 |
| BMI kg·m−2 | 25.95±5.91 | 23.65±4.80 | 23.49±5.98 | <0.02 | |
| FEV1 L | 1.13±0.40 | 0.94±0.32 | <0.006 | 0.88±0.36 | <0.0007 |
| First 6MWD m | 275±98 | 221±103 | <0.002 | 155±80 | <0.0 |
| Follow-up period yrs | 2.0±1.3 | 1.8±1.3 | 1.1±1.0¶ | ||
Data are presented as mean±sd unless otherwise stated
Group 1: alive, two evaluations
Group 2: deceased, two evaluations
Group 3: deceased, one evaluation
M: male
F: female
BMI: body mass index
FEV1: forced expiratory volume in one second
#: compared with group 1
¶: time between first evaluation and death