Table 1

Predictors of a prolonged length of hospital stay in patients hospitalized with acute gastroenteritis (n = 96).


Univariate analysis
Multivariate analysis




RR (95%CI)
p
OR (95%CI)
p

Age
1,6 (1,1–2,2)
0,008
1,9 (0,7–4,9)
0,2
Sex
1,2 (0,9–1,6)
0,2


CCI ≥ 1a
2,0 (1,3–3,2)
<0,001
4,8 (2,0–11,6)
0,01
Bacteriab
1,0 (0,7–1,4)
1


Virusesc
1,0 (0,7–1,4)
1


Bacteria & virusesd
1,1 (0,8–1,7)
0,8


Unknown aetiology
0,8 (0,5–1,3)
0,4



a CCI: Charlson comorbidity index.

b Campylobacter spp. (28; including one co-infection with B. hominis), Salmonella spp. (16; including one co-infection with B. hominis), Yersinia spp. (6), Shigella spp. (2), enterohemorrhagic E. coli (1), C. difficile (3), atypical mycobacteria (2), S. Paratyphi (1).

c Norovirus (16), rotavirus (5), and enterovirus (2).

d Salmonella spp. and rotavirus (3) or enterovirus (2), Campylobacter spp. and rotavirus (2), enterovirus (1) or adenovirus (1), C. difficile and norovirus (1), atypical mycobacteria and norovirus (1), Shigella spp. and rotavirus (1), and Yersinia spp. and rotavirus.

Jansen et al. BMC Infectious Diseases 2008 8:143   doi:10.1186/1471-2334-8-143