Risk Factors for the Development of Clostridium difficile-Associated Diarrhea During a Hospital Outbreak

1991 ◽  
Vol 12 (6) ◽  
pp. 345-348 ◽  
Author(s):  
Alain Thibault ◽  
Mark A. Miller ◽  
Christina Gaese

AbstractObjective:To evaluate the risk factors associated with a nosocomial outbreak of Clostridium difficile-associated diarrhea.Design:Case-control study with two control groups.Setting:University-affiliated urban hospital.Patients:A convenience sample of 26 patients was chosen out of a total of 78 hospitalized patients with C difficile-associated diarrhea, defined as the presence of diarrhea and a positive C difficile cytotoxin assay or stool culture. Twenty-six controls were matched for age, gender, ward, and date of admission; 18 additional controls were matched to surgical patients for date and ward of admission, as well as for the type of surgical procedure performed.Results:Significant risk factors for the development of C difficile-associated diarrhea were gastrointestinal surgery (exposure odds ratio [EOR] = 7.9, p= .004, 95% confidence interval [CI]= 1.9, 35), use of neomycin (EOR= 15.6, p=.012, 95% CI=1.7, 92), clindamycin (EOR=15.6, p=.005, 95% CI=1.7, 92), metronidazole (EOR=5.7,p=.02,95%CI= 1.4, 25), and excess antibiotic use (mean number of antibiotics = 4.2 versus 1.4, p<.00005). The presence of systemic disease and the use of antacids or immunosuppressive drugs were similar in cases and controls. In surgical patients, no specific antibiotic could be linked to C difficile-associated diarrhea because of uniform perioperative antibiotic use. There was a significant difference in the number of antibiotics administered to cases and controls (mean = 3.1 versus 1.9, p< .005).Conclusions:The results suggest that control of nosocomial C difficile-associated diarrhea may be attained by minimizing the administration of antibiotics, avoidance of high-risk antibiotics, and having a high index of suspicion of C difficile-associated diarrhea in patients who develop diarrhea after gastrointestinal surgery. Perioperative administration of metronidazole, when given with other antibiotics, failed to protect against the development of C difficile-associated diarrhea.

2017 ◽  
Vol 4 (suppl_1) ◽  
pp. S1-S1 ◽  
Author(s):  
Maria Bye ◽  
Tory Whitten ◽  
Stacy Holzbauer

Abstract Background Clostridium difficile infections (CDIs) are the leading cause of healthcare-associated diarrhea. Two of the most significant risk factors for CDI are antibiotic use and healthcare exposure. Dentists write approximately 10% of all outpatient prescriptions in the USA; however, limited data are available regarding dental prescribing’s impact on CDI. We described characteristics of community-associated (CA) CDI cases following antibiotics for dental procedures. Methods The Minnesota Department of Health (MDH) performs active population- and laboratory-based surveillance for CDI as part of the CDC’s Emerging Infections Program (EIP). A case was defined as a positive C. difficile toxin or molecular assay on a stool specimen from a person &gt;1 years old without a positive test in the prior 8 weeks, living in one of the five EIP catchment counties. Cases were classified as CA if stool was collected ≤3 days of admission or as an outpatient, with no overnight stay in a healthcare facility in the past 12 weeks. Medical records were reviewed and interviews performed to assess CDI risk factors and potential exposures. Differences in antibiotic prescribing and documentation among CA CDI cases receiving dental procedures were explored. Results During 2009–2015, 2176 presumptive CA CDI cases were reported to MDH; 1626 (75%) were confirmed as CA and interviewed. In total, 926 (57%) were prescribed antibiotics and 136 (15%) for dental procedures. Cases prescribed antibiotics for dental procedures were significantly older (median age: 57 vs. 45 years, P &lt; 0.001), more likely to be prescribed clindamycin (50% vs. 10%, P &lt; 0.001), and less likely to be prescribed fluoroquinolones (6% vs. 19%, P &lt; 0.001) and cephalosporins (7% vs. 30%, P &lt; 0.001) than those prescribed antibiotics for other indications. Among cases who received antibiotics for a dental procedure, 31 (23%) reported antibiotics on interview which were also documented in the medical record and 46 (34%) reported antibiotics for any reason on interview without documentation in the medical record. Conclusion Dental antibiotic prescribing rates are likely underestimated. Stewardship programs should address dental prescribing and alert dentists to CDI subsequent to antibiotics prescribed for dental procedures. Disclosures All authors: No reported disclosures.


2017 ◽  
Vol 4 (suppl_1) ◽  
pp. S403-S403
Author(s):  
Yuan Zhou ◽  
Larissa Lewis ◽  
Michelle McIntosh ◽  
Ferric C Fang ◽  
Ronald Pergamit ◽  
...  

Abstract Background Clostridium difficile is a major cause of healthcare-associated infections leading to significant morbidity and mortality; however, data-driven interventions to decrease C. difficile infections (CDI) are lacking due to an incomplete understanding of disease transmission and risk factors. Asymptomatic C. difficile carriers may be an important source of nosocomial transmission and disease but few studies have examined colonized patients who later develop CDI. We describe risk factors for the development of CDI in a critical care population screened for C. difficile colonization. Methods All patients admitted to our medical or trauma ICUs were screened for toxigenic C. difficile by PCR via rectal swab. Colonized patients were placed in contact enteric precautions for their entire hospitalization and monitored for signs and symptoms of CDI. Retrospective chart review assessed risk factors associated with development of CDI. Results 868 rectal swabs were collected from 4/01/16 to 10/31/16. 40 patients were colonized with C. difficile on ICU admission and 20 developed symptomatic CDI (Table 1). Risk factors for CDI in colonized patients include enteral feeding and exposure to antibiotics (Table 2). Conclusion 50% of C. difficile colonized ICU patients progressed to symptomatic CDI during their hospitalization. Antibiotic use was a significant risk factor for CDI. C. difficile carriers may be a particularly vulnerable population for CDI, warranting further investigation for early identification of colonized patients and strategies for infection prevention. Disclosures F. C. Fang, BioFire: Collaborator, Consultant and Scientific Advisor, Consulting fee, Research support and Speaker honorarium; Cepheid: Collaborator, Consultant and Scientific Advisor, Consulting fee, Educational grant, Research support and Speaker honorarium


2011 ◽  
Vol 32 (3) ◽  
pp. 201-206 ◽  
Author(s):  
Megan K. Shaughnessy ◽  
Renee L. Micielli ◽  
Daryl D. DePestel ◽  
Jennifer Arndt ◽  
Cathy L. Strachan ◽  
...  

Background and Objective.Clostridium difficile spores persist in hospital environments for an extended period. We evaluated whether admission to a room previously occupied by a patient with C. difficile infection (CDI) increased the risk of acquiring CDI.Design.Retrospective cohort study.Setting.Medical intensive care unit (ICU) at a tertiary care hospital.Methods.Patients admitted from January 1, 2005, through June 30, 2006, were evaluated for a diagnosis of CDI 48 hours after ICU admission and within 30 days after ICU discharge. Medical, ICU, and pharmacy records were reviewed for other CDI risk factors. Admitted patients who did develop CDI were compared with admitted patients who did not.Results.Among 1,844 patients admitted to the ICU, 134 CDI cases were identified. After exclusions, 1,770 admitted patients remained for analysis. Of the patients who acquired CDI after admission to the ICU, 4.6% had a prior occupant without CDI, whereas 11.0% had a prior occupant with CDI (P = .002). The effect of room on CDI acquisition remained a significant risk factor (P = .008) when Kaplan-Meier curves were used. The prior occupant's CDI status remained significant (P = .01; hazard ratio, 2.35) when controlling for the current patient's age, Acute Physiology and Chronic Health Evaluation III score, exposure to proton pump inhibitors, and antibiotic use.Conclusions.A prior room occupant with CDI is a significant risk factor for CDI acquisition, independent of established CDI risk factors. These findings have implications for room placement and hospital design.


2017 ◽  
Vol 38 (10) ◽  
pp. 1254-1257 ◽  
Author(s):  
James T. Bernatz ◽  
Nasia Safdar ◽  
Scott Hetzel ◽  
Paul A. Anderson

Clostridium difficile infection (CDI) is associated with increased cost, morbidity, and mortality in postoperative patients. Variable rates of postoperative CDI are reported among 4 surgical specialties during the 30-month study period. Risk factors for CDI include antibiotic use, increased ASA score, and increased admissions in the past year.Infect Control Hosp Epidemiol 2017;38:1254–1257


2019 ◽  
Vol 03 (04) ◽  
pp. 171-175
Author(s):  
Gannon L. Curtis ◽  
Sanar S. Yokhana ◽  
Linsen T. Samuel ◽  
Carlos A. Higuera-Rueda ◽  
Bryan E. Little ◽  
...  

Abstract Clostridium difficile-associated diarrhea (CDAD) is a well-known cause of complications and increased hospital cost following surgery. As CDAD rates continue to be adopted as a quality metric by institutions, it is important to detect high-risk patients prior to surgery, including revision total hip arthroplasty (rTHA). This study was performed to identify the incidence and risk factors of CDAD within 30 days of rTHA. The American College of Surgeons National Surgical Quality Improvement Program (ACS-NSQIP) was accessed from 2015 to 2016 to identify rTHA procedures. Overall, 4,178 patients were included. Preoperative and perioperative variables were analyzed as potential risk factors for the development of CDAD. To compare categorical variables, Chi-square and Fisher's exact tests were used, while t-tests were used to detect differences in continuous variables. Independent risk factors for CDAD were identified using stepwise logistic regression. The rate of CDAD was found to be 0.5% (20/4,178) within 30 days of rTHA. Preoperative functional dependence (odds ratio [OR] = 3.34; p = 0.035) and dyspnea (OR = 3.80; p = 0.019), were statistically significant risk factors for the development of CDAD after rTHA. Septic revision was not a significant risk factor for CDAD (OR = 2.50; p = 0.082). The incidence of CDAD after rTHA in the United States is approximately 0.5%. Independent risk factors for CDAD include preoperative functional dependence and dyspnea. High-risk patients must be identified prior to surgery and antibiotic selection for other infections should be managed judiciously.


2021 ◽  
Vol 3 (1) ◽  
pp. e000084
Author(s):  
Amanda Farah Khan ◽  
Matthew Kenneth MacDonald ◽  
Catherine Streutker ◽  
Corwyn Rowsell ◽  
James Drake ◽  
...  

ObjectivesWe aim to determine what threshold of compressive stress small bowel and colon tissues display evidence of significant tissue trauma during laparoscopic surgery.DesignThis study included 10 small bowel and 10 colon samples from patients undergoing routine gastrointestinal surgery. Each sample was compressed with pressures ranging from 100 kPa to 600 kPa. Two pathologists who were blinded to all study conditions, performed a histological analysis of the tissues. Experimentation: November 2018–February 2019. Analysis: March 2019–May 2020.SettingAn inner-city trauma and ambulatory hospital with a 40-bed inpatient general surgery unit with a diverse patient population.ParticipantsPatients were eligible if their surgery procured healthy tissue margins for experimentation (a convenience sample). 26 patient samples were procured; 6 samples were unusable. 10 colon and 10 small bowel samples were tested for a total of 120 experimental cases. No patients withdrew their consent.InterventionsA novel device was created to induce compressive “grasps” to simulate those of a laparoscopic grasper. Experimentation was performed ex-vivo, in-vitro. Grasp conditions of 0–600 kPa for a duration of 10 s were used.ResultsSmall bowel (10), M:F was 7:3, average age was 54.3 years. Colon (10), M:F was 1:1, average age was 65.2 years. All 20 patients experienced a significant difference (p<0.05) in serosal thickness post-compression at both 500 and 600 kPa for both tissue types. A logistic regression analysis with a sensitivity of 100% and a specificity of 84.6% on a test set of data predicts a safety threshold of 329–330 kPa.ConclusionsA threshold was discovered that corresponded to both significant serosal thickness change and a positive histological trauma score rating. This “force limit” could be used in novel sensorized laparoscopic tools to avoid intraoperative tissue injury.


2020 ◽  
Vol 148 ◽  
Author(s):  
Fei He ◽  
Hong mei Yang ◽  
Guo ming Li ◽  
Bing qing Zhu ◽  
Yating Zhang ◽  
...  

Abstract Teenagers are important carriers of Neisseria meningitidis, which is a leading cause of invasive meningococcal disease. In China, the carriage rate and risk factors among teenagers are unclear. The present study presents a retrospective analysis of epidemiological data for N. meningitidis carriage from 2013 to 2017 in Suizhou city, China. The carriage rates were 3.26%, 2.22%, 3.33%, 3.53% and 9.88% for 2013, 2014, 2015, 2016 and 2017, respectively. From 2014 to 2017, the carriage rate in the 15- to 19-year-old age group (teenagers) was the highest and significantly higher than that in remain age groups. Subsequently, a larger scale survey (December 2017) for carriage rate and relative risk factors (population density, time spent in the classroom, gender and antibiotics use) were investigated on the teenagers (15- to 19-year-old age) at the same school. The carriage rate was still high at 33.48% (223/663) and varied greatly from 6.56% to 52.94% in a different class. Population density of the classroom was found to be a significant risk factor for carriage, and 1.4 persons/m2 is recommended as the maximum classroom density. Further, higher male gender ratio and more time spent in the classroom were also significantly associated with higher carriage. Finally, antibiotic use was associated with a significantly lower carriage rate. All the results imply that attention should be paid to the teenagers and various measures can be taken to reduce the N. meningitidis carriage, to prevent and control the outbreak of IMD.


2002 ◽  
Vol 34 (8) ◽  
pp. 594-597 ◽  
Author(s):  
Sari Tal ◽  
Alexander Gurevich ◽  
Vladimir Guller ◽  
Irina Gurevich ◽  
David Berger ◽  
...  

2007 ◽  
Vol 28 (11) ◽  
pp. 1305-1307 ◽  
Author(s):  
Mathieu Beaulieu ◽  
David Williamson ◽  
Gilbert Pichette ◽  
Jean Lachaine

Our study was conducted to determine whether use of gastric acid-suppressive agents increased the risk of Clostridium difficile-associated disease (CDAD) in a medical intensive care unit of one of the first hospitals to be threatened by the current CDAD epidemic in Quebec, Canada. Our findings suggest that efforts to determine risk factors for CDAD should focus on other areas, such as older age and antibiotic use.


2020 ◽  
Vol 20 (4) ◽  
pp. 1646-54
Author(s):  
Peter Thomas Cartledge ◽  
Fidel Shofel Ruzibuka ◽  
Florent Rutagarama ◽  
Samuel Rutare ◽  
Tanya Rogo

Introduction: There is limited published data on antibiotic use in neonatal units in resource-poor settings. Objectives: This study sought to describe antibiotic prescribing practices in three neonatology units in Kigali, Rwanda. Methods: A multi-center, cross-sectional study conducted in two tertiary and one urban district hospital in Kigali, Rwan- da. Participants were neonates admitted in neonatology who received a course of antibiotics during their admission. Data collected included risk factors for neonatal sepsis, clinical signs, symptoms, investigations for neonatal sepsis, antibiotics prescribed, and the number of deaths in the included cohort. Results: 126 neonates were enrolled with 42 from each site. Prematurity (38%) followed by membrane rupture more than 18 hours (25%) were the main risk factors for neonatal sepsis. Ampicillin and Gentamicin (85%) were the most commonly used first-line antibiotics for suspected neonatal sepsis. Most neonates (87%) did not receive a second-line antibiotic. Cefotaxime (11%), was the most commonly used second-line antibiotic. The median duration of antibiotic use was four days in all sur- viving neonates (m=113). In neonates with negative blood culture and normal C-reactive protein (CRP), the median duration of antibiotics was 3.5 days; and for neonates, with positive blood cultures, the median duration was 11 days. Thirteen infants died (10%) at all three sites, with no significant difference between the sites. Conclusion: The median antibiotic duration for neonates with normal lab results exceeded the recommended duration mandated by the national neonatal protocol. We recommend the development of antibiotic stewardship programs in neo- natal units in Rwanda to prevent the adverse effects which may be caused by inappropriate or excessive use of antibiotics. Keywords: (MeSH): Antimicrobial stewardship; anti-bacterial agents; neonatal sepsis; sepsis; infant mortality; neonatal intensive care units; Africa; Rwanda.


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