Table 2.

Markers of lung injury determined by qRT-PCR

	PressSI	VolSI	p
Total protein in BALF (ug/mL)	1740 ± 346	1664 ± 485	0.45
EGR1	1.0 ± 0.7	0.8 ± 0.9	0.33
CYR61	1.0 ± 2.0	0.6 ± 1.9	0.34
CTGF	1.0 ± 1.0	1.1 ± 1.1	0.69

BALF – Bronchoalveolar lavage fluid; EGR1 – early growth response protein 1; CYR61 – cysteine-rich 61; CTGF – connective tissue growth factor relative mRNA expression. mRNA expression is shown as median ± range expressed relative to the PressSI group.