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Table 1 Predictors of a prolonged length of hospital stay in patients hospitalized with acute gastroenteritis (n = 96).

From: Aetiology of community-acquired, acute gastroenteritis in hospitalised adults: a prospective cohort study

  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   
  1. a CCI: Charlson comorbidity index.
  2. 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).
  3. c Norovirus (16), rotavirus (5), and enterovirus (2).
  4. 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.