Effects of paracentesis on hemodynamic parameters and respiratory function in critically ill patients

BMC Gastroenterology

Table 4 Factors associated with changes of LIS immediately before and after paracentesis in mechanically ventilated patients

	Univariate regression analyses				Multivariate regression analysis
	Intercept	Coefficient	r	p-value	Intercept	Coefficient	p-value
Amount of ascites removed	0.026	-0.170	0.470	0.013*	1.517	-0.154	0.009*
LIS before paracentesis	0.638	-0.298	0.537	0.004*		-0.277	0.003*
PaO₂/FiO₂	-2.549	0.008	0.476	0.012*
SAPS II	-1.254	0.004	0.039	0.846
TISS	-1.123	0.002	0.013	0.950
Lung compliance	-1.258	0.004	0.187	0.350
MELD score	-0.804	-0.010	0.077	0.704

LIS, lung injury score (cumulative points without x-ray); PaO₂, partial arterial oxygen pressure; FiO₂, fraction of inspired oxygen; SAPS II, simplified acute physiology score II; TISS, therapeutic intervention scoring system; lung compliance calculated as Vt/Pmax-PEEP, mL/cmH₂O; MELD score, model for end-stage liver disease score.

ISSN: 1471-230X