Table 6.

Correlations Between Changes at 24 Months From Baseline in LCQ Scores (Total and Domains) and Changes in Physiological, HRCT, Clinical, and Non-Cough Specific Quality of Life Measures

Variable	Total_LCQ	Physical_LCQ	Psychological_LCQ	Social_LCQ
FVC, % predicted	0.005	0.073	–0.084	–0.025
Dlco, % predicted	0.204	0.26a	0.162	0.149
mRSS skin score	0.15	–0.218	–0.087	–0.091
QLF-LM	0.102	0.012	0.109	0.159
QILD-LM	–0.169	–0.19	–0.155	–0.099
QLF-WL	–0.027	–0.155	0.007	0.055
QILD-WL	–0.156	–0.245	–0.141	–0.066
BDI/TDI	0.369b	0.266	0.39b	0.292a
PCS, SF-36	0.535c	0.563c	0.418c	0.401c
MCS, SF-36	0.449c	0.352b	0.311a	0.47c
HAQ-DI	–0.033b	–0.399c	–0.28a	–0.247a
Breathing VAS	–0.462c	–0.286a	–0.271a	–0.475c

See Table 1 and 3 legends for expansion of abbreviations.

^aP < .05.

^bP < .01.

^cP < .001.