Journal of Internal Medicine Concepts & Practice››2025,Vol. 20››Issue (03): 216-223.doi:10.16138/j.1673-6087.2025.03.06

• Original article •Previous ArticlesNext Articles

Clostridioides difficiletoxin positivity prolongs hospital stay and increases costs for critically ill patients in emergency patients

YU Meiling, LI Jiaoyan, LI Jian, CHEN Ying, ZHAO Bing, MAO Enqiang, YANG Zhitao()

  1. Department of Emergency, Ruijin Hospital, Shanghai Jiao Tong University School of Medicine, Shanghai 200025, China
  • Received:2025-04-14Online:2025-06-28Published:2025-09-01
  • Contact:YANG Zhitao E-mail:yangzhitao@hotmail.fr

Abstract:

ObjectiveTo explore the influence ofClostridioides difficile (C. difficile)positivity on clinical outcomes and identify associated risk factors in intensive care unit(ICU) patients.MethodsA retrospective analysis was conducted on 2 036 patients admitted to the emergency ICU of Ruijin Hospital from 2013 to 2022, comparing outcomes betweenC. difficile-positive (n=225) andC. difficilenegative (n=1 811) groups. Multivariate regression analysis was used to identify risk and protective factors.ResultsSignificantly prolonged hospital stays (B=18.734 d, 95% CI: 14.683-22.785) and higher treatment costs (B=68 854.912, 95% CI: 46 579.159-91 130.665) in theC. difficile-positive group, with no statistically significant difference in mortality between groups. Multivariate analysis identified carbapenem use (OR=1.58, 95% CI: 1.16-2.15), bloodstream infection (OR=1.77, 95% CI: 1.17-2.66), and biliary tract infection (OR=1.79, 95% CI: 1.03-3.10) as risk factors forC. difficilepositivity. Protective factors included metronidazole use (OR=0.58, 95% CI: 0.40-0.84), cephalosporin use (OR=0.54, 95% CI: 0.39-0.74), and female sex (OR=0.60, 95% CI: 0.44-0.83).ConclusionsC. difficilepositivity in critically ill patients did not affect mortality but prolonged hospitalization and increased costs. Both risk and protect factors forC. difficileare identified.

Key words:Clostridioides difficile,Intensive care unit,Antimicrobial stewardship,Infection prevention

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