. Author manuscript; available in PMC: 2021 Jul 1.

Published in final edited form as: Eur J Nucl Med Mol Imaging. 2019 Dec 5;47(8):1998–2009. doi: 10.1007/s00259-019-04627-7

Table 1.

Baseline Characteristics

Characteristics	¹⁸F-florbetapir lung uptake present (n = 18)	¹⁸F-florbetapir lung uptake absent (n = 40)	p-value
Age (years)^a	62 ± 7	61 ± 7	0.973
Gender
Male	67%	60%	0.772
Monoclonal light-chain isotype
κ (mg/L)	15.2 (1.9–1716.0)	15.1 (2.2–704.6)	0.593
λ (mg/L)	196.2 (3.8–1640.0)	44.3 (1.3–921.6)	0.101
κ/ λ ratio	0.12 (0.01–228.80)	0.40 (0.01–56.65)	0.112
NT-proBNP (pg/mL)	4350 (146–15116)	1248 (44–48412)	0.022
Troponin (ng/mL)	0.09 (0–248.0)	0.01 (0–247)	0.022
PA diameter (cm)^a	2.9 ± 0.3	2.8 ± 0.3	0.167
PA/aorta ratio^a	0.90 ± 0.13	0.85 ± 0.09	0.064
6-minute walk test (meters)^a	427 ± 101	411 ± 96	0.604

Values given as median (range) unless otherwise stated

Values given as mean ± standard deviation

NT-proBNP = N-terminal pro b-type natriuretic peptide. PA = pulmonary artery.