Table 2.

Proteins Elevated in ARDS HMEF Compared to HYDRO HMEF

Elevated Proteins in ARDS	HMEF
	Fisher's Exact	Quasi-Poisson
S100A9	<0.001	<0.001
S100A8	<0.001	<0.001
Myeloperoxidase	<0.001	<0.001
Leukocyte elastase inhibitor	<0.001	<0.001
Matrix metalloproteinase-9	<0.001	<0.001
Immunoglobulin M	<0.001	<0.001
Plastin-2	<0.001	<0.001
Immunoglobulin A2C	<0.001	<0.001
α-Amylase 1	<0.001	<0.001
Cathepsin	<0.001	0.023
Myosin-9	<0.001	0.026
Immunoglobulin A1C	<0.001	<0.001
Gelsolin	0.002	0.002
α-Actinin 1	0.004	0.076
Actin, cardiac	0.004	0.002
Glucose 6 phosphate isomerase	0.005	0.16
Leucine-rich α2	0.005	0.303
Fibronectin	0.005	0.042
Filamin A	0.005	0.16
Actin, cytoplasmic 1	0.006
Brain acid-soluble protein 1	0.007	0.17

Definition of abbreviations: ARDS = acute respiratory distress syndrome; HMEF = heat moisture exchanger filter fluid; HYDRO = hydrostatic pulmonary edema.

Bold indicates significant P values by Benjamini-Hochberg; proteins are shown in order by Fisher’s exact P value.