ARDS: Acute respiratory distress syndrome, WBC: White blood cells, NLR: Neutrophil/lymphocyte ratio, AST: Aspartate aminotransferase, ALT: Alanine aminotransferase, LDH: Lactate dehydrogenase, GGT: Gamma glutamyl transferase, ALP: Alkaline phosphatase, MCP-1: Monocyte chemoattractant protein-1, SP-A: Surfactant protein-A

p: Comparison of parameters at time of admission and day 5 of treatment between groups