Biomarkers	Survivors (n = 6)	Non-survivors (n = 22)	p
sTREM (ng/mg protein), median (IQR)	1.81 (1.09–2.09)	1.10 (0.81–2.42)	.502
Alveolar macrophage
% (Macrophage cells/CD45+, HLA-DR+, CD11b+), median (IQR)	8.55 (5.10–10.90)	5.55 (2.60–10.70)	.275
MFI CD169, median (IQR)	491.50 (341–888)	649.50 (354–1007)	.538
IL-6 (pg/mg protein), median (IQR)	302.07 (145.26–425.74)	310.77 (121.75–575.43)	.780
IL-17 (pg/mg protein), median (IQR)	11.04 (10.58–12.58)	5.82 (4.28–8.00)	.016
CD4 (cell/μL), median (IQR)	34.50 (26–52)	21.50 (13–48)	.370
Foxp3+ CD25+/CD4 (%), median (IQR)	16.50 (13.84–19.28)	17.81 (10.97–37.91)	.576
Caspase 3 (ng/mg protein), median (IQR)	1.01 (0.57–1.07)	0.66 (0.33–1.09)	.370
SP-A (ng/mg protein), mean (±SD)	16.78 (±7.76)	13.01 (±5.24)	.170

MFI: mean fluorescence intensity.