SGRQ	BODE	mMRC	6MWD
FEV1	–0.26	–0.62	–0.57	0.22
FVC	–0.07	–0.56	–0.53	0.37
RV	0.13	0.72	0.70	–0.25
TLC	0.15	0.63	0.59	–0.06
FRC	0.25	0.80	0.75	–0.26
IC	–0.21	–0.52	–0.50	0.33
LoVR	0.32	0.51	0.48	0.03