Table S3.

Association between hs-cTnT levels (logged) and demographic and cardiopulmonary parameters in subjects with median or higher level of hs-TnT and in subjects with lower levels of hs-TnT

	Hs-cTnT ≥0.007 (n=41)		Hs-cTnT <0.007 (n=45)
	r	P-value	r	P-value
Age	0.114	0.479	0.246	0.141
Smoking habit	0.450	0.013	0.163	0.457
BMI	0.179	0.264	−0.053	0.756
FVC	−0.325	0.038	−0.020	0.907
FEV1 % predicted (logged)	−0.132	0.410	−0.099	0.562
% DLco/VA (logged)	−0.287	0.069	−0.142	0.403
PaO2	−0.182	0.304	0.060	0.760
WBC	0.042	0.796	0.252	0.132
BNP	0.164	0.333	0.206	0.222
hs-CRP (logged)	0.418	0.007	0.234	0.163
IVS Td	0.012	0.939	0.004	0.983
PW Td	0.082	0.612	0.037	0.830
LAD	0.036	0.825	0.279	0.095
LVEDV	−0.028	0.864	0.161	0.341
EF	−0.012	0.939	−0.076	0.654
CO	0.010	0.954	0.341	0.039
RVSP	0.327	0.051	−0.111	0.951
Walking distance (logged)	−0.310	0.048	−0.207	0.219
ΔSpO2	0.049	0.763	0.100	0.558
LAA% for the upper lung field	0.184	0.249	−0.025	0.884
LAA% for the lower lung field	−0.010	0.950	−0.013	0.939

Abbreviations: BMI, body mass index; FVC, forced vital capacity; FEV₁, forced expiratory volume in 1 second; DLco/VA, diffusing capacity of the lung for carbon monoxide/alveolar volume; P_aO₂, partial pressure of oxygen; WBC, white blood cells; BNP, brain natriuretic peptide; hs-CRP, high-sensitivity C-reactive protein; hs-cTnT, high-sensitivity cardiac troponin T; IVS Td, thickness of interventricular septum in diastole; PW Td, thickness of posterior wall in diastole; LAD, left atrial dimension; LVEDV, left ventricular end-diastolic volume; EF, ejection fraction; CO, cardiac output; RVSP, right ventricular systolic pressure; ΔSpO₂, delta saturation of pulse oximetry oxygen; LAA, low attenuation area.