Univariate and multivariate analysis of factors associated with hospital length of stay in adults (n = 49) with enterovirus (EV) meningitis during the two study periods (2005–2008–09).

aData show an adjusted hazard ratio (HR) with 95% CI through a simple and multiple Cox regression model. with HR over 1 denoting a decrease in LOS.Abbreviations: CI. confidence interval; IQR. interquartile range. The enterovirus season was defined as May 1 through October 31 for each study period.