Current study | Yusen et al. 11 | Moy et al. 13 | ||||
Baseline | 6 months | Baseline | 6 months | Baseline | 6 months | |
Subjects n | 39 | 39 | 45 | 45 | 19 | 19 |
PF | 15.8±1.8 | 51.1±3.9* | 12±1.8 | 59±3.6* | 21.9±5.0 | 40.0±6.7* |
RP | 15.4±5.0 | 53.4±6.9* | 18±4.5 | 75±4.9* | 18.4±7.8 | 53.9±9.8* |
BP | 80.5±4.3 | 79.7±4.5 | 68±4.0 | 79±3.7* | 61.0±5.1 | 73.7±5.0 |
GH | 44.9±3.1 | 60.7±3.8* | 26±2.8 | 56±3.7* | 32.6±5.0 | 48.0±6.5 |
VT | 32.0±2.9 | 60.4±3.3* | 30±3.1 | 70±2.8* | 32.9±5.5 | 55.0±5.8* |
SF | 51.3±4.9 | 85.5±3.4* | 41±4.0 | 85±3.4* | 53.2±7.0 | 75.8±7.6* |
RE | 60.4±7.1 | 79.3±5.8 | 54±6.7 | 85±4.6* | 63.2±9.5 | 84.2±7.8 |
MH | 66.1±3.7 | 79.0±2.6* | 59±3.1 | 80±3.1* | 65.5±5.1 | 76.6±4.2 |
FEV1 %pred | 27.3±1.0 | 42.9±2.4* | 24±1.2 | 39±2.4* | 24±2.1 | 32.0±2.5* |
RV/TLC | 0.65±0.01 | 0.51±0.02* | 0.71# | 0.57# |
Data are presented as mean±sem unless otherwise stated
PF: Physical Functioning
RF: Role-Physical
BP: Bodily Pain
GH: General Health
VT: Vitality
SF: Social Functioning
RE: Role-Emotional
MH: Mental Health
FEV1: forced expiratory volume in 1 second
RV: residual volume
TLC: total lung capacity
#: values calculated from mean TLC and RV
*: p<0.05 versus baseline