Figure 4

Subphenotype 2 of ARDS based on direct and indirect ARDS due to pulmonary and extra-pulmonary etiology shown as (a) 3D score plot of PLS-DA (b) VIP plot and (c) heat map in mBALF and (d) 3D score plot of PLS-DA (e) VIP plot and (f) heat map in serum.