Table 2. Length of stay and mortality in CAP with regard to severe sepsis.

		Severe Sepsis
		No, n (%)	Yes, n (%)	p valueb	ORc	95% CId
Total No.		n = 2,541	n = 1,529
LOSa		6 (4–9)	8 (5–12)	<0.001
Mortality	At 30 days	75 (3)	104 (6.9)	<0.001	2.404	1.773–3.258
	At 90 days	102 (4.2)	127 (8.8)	<0.001	2.194	1.676–2.872

Data are presented as number (percentage) unless otherwise indicated.

^a LOS: Length of stay (days). Data are presented as median (interquartile range).

^b p value: the χ² test was performed for categorical data and the Mann-Whitney U test was performed for continuous data.

^c OR: Odds ratio.

^d CI: Confidence interval.