From: Predictors of expiratory flow limitation measured by forced oscillation technique in COPD
Rho | p value | |
---|---|---|
Age (years) | 0.087 | 0.4556 |
Pack-years | 0.181 | 0.1217 |
mMRC scale | 0.282 | 0.0161 |
CAT score | 0.084 | 0.4712 |
Emphysema score | 0.107 | 0.3609 |
FEV1 (% predicted) | -0.526 | <0.0001 |
FVC (% predicted) | -0.365 | 0.0018 |
FEV1/FVC (%) | -0.518 | <0.0001 |
IC (% predicted) | -0.212 | 0.0707 |
FEF 25-75% (% predicted) | -0.640 | <0.0001 |
FRC (% predicted) | 0.427 | 0.0003 |
RV (% predicted) | 0.443 | 0.0002 |
TLC (% predicted) | 0.245 | 0.0363 |
RV/TLC (% predicted) | 0.448 | 0.0001 |
Whole-breath R5 (cmH2O/L/s) | 0.669 | <0.0001 |
∆R5 (cmH2O/L/s) | -0.211 | 0.0709 |
Whole-breath R20 (cmH2O/L/s) | 0.528 | <0.0001 |
∆R20 (cmH2O/L/s) | -0.007 | 0.9539 |