. Author manuscript; available in PMC: 2015 Mar 1.

Published in final edited form as: Clin Gastroenterol Hepatol. 2013 Aug 24;12(3):496–503.e1. doi: 10.1016/j.cgh.2013.08.025

Table 4.

Hospital Length of Stay and Charges, According to the Receipt of a Paracentesis, Bivariate and Multivariate Analyses

	Paracentesis	No Paracentesis	p-value	% Increase^a	(95% CI)
Mean length of stay, days (95% CI)	6.6 (6.3–6.9)	5.3 (5.0–5.5)	< 0.001	14.1	(6.6–22.1)
Mean hospital charges, $ (95% CI)	44,586 (39,967–49,205)	31,746 (28,568–34,924)	< 0.001	28.7	(19.9–38.2)

Abbreviations: CI, confidence interval.

Based on Poisson (for length of stay) and linear (for log charges) regression models adjusting for all covariates.