scholarly journals Correlation between blood group type and Catheter-associated urinary tract infections (CA-UTI) in critically ill patients: A Retrospective Cohort Study

2020 ◽  
Author(s):  
Khalid Al Sulaiman ◽  
Nouf Al Qahtani ◽  
Mashael Al Muqrin ◽  
Maram Al Dossari ◽  
Ali Al Wabel ◽  
...  

Abstract Background: CA-UTI consider one of the most common hospital acquired infections. Several risk factors for CA-UTI have been identified. There is no enough evidence regard the impact of ABO type and the risk of CA-UTI acquisition. The aim of this study is to investigate the correlation between ABO types and the risk of having recurrent, reinfection CA-UTI, and MDR reinfection in critically ill.Methodology: A retrospective cohort study of adult ICU patients through 2018 in ICU at tertiary hospital who have confirmed CA-UTI to investigate the correlation between ABO type with the susceptibility of recurrent, reinfection and MDR reinfection CA-UTI in critically ill. 1730 patients were reviewed to screen patients for inclusion into the study,203 patients have confirmed CA-UTI using 2010 IDSA guideline definition.81patients meeting inclusion/exclusion criteria were enrolled. Patients were divided into two groups based on ABO type (O-group Vs. Non-O group). We considered a P value of < 0.05 as statistically significant.Results: Among 81 patients, 37 patients (45.6%) had O blood group type. Patients with O blood group type were associated with lower rate of recurrent CA-UTI (OR 0.28, 95% CI 0.085-0.952, P = 0.0414), multidrug resistant (MDR) organisms (OR 0.05, 95% CI 0.003-0.752, P = 0.0304), shorter ICU LOS (Est (SE): -0.024 (0.045), P = <0.001) and mechanical ventilation duration (Est. (SE): -0.41 (0.066), P = <0.001) compared with non-O blood group type. On the other hand, neither CA-UTI reinfection (OR 1.47, 95% CI 0.357-6.054, P = 0.5538) nor ICU mortality (OR 0.70, 95% CI 0.219-2.257, P = 0.5538) were statistically significant.Conclusion: Patients with non-O group type were statistically significant associated with higher rate of recurrent CA-UTI and MDRO. These data confirm the need for randomized controlled trials with a larger sample size to clarify and confirm our study findings.

2021 ◽  
Author(s):  
Khalid Al Sulaiman ◽  
Abdulrahman Alshaya ◽  
Amjad Alsaeed ◽  
Nadiyah Alshehri ◽  
Ramesh Vishwakarma ◽  
...  

Abstract BackgroundVancomycin is a commonly used antibiotic in critically ill patients for various indications. Critical illness imposes pharmacokinetic-pharmacodynamics challenges which makes optimizing vancomycin in this population cumbersome. Data are scarce on the clinical impact of time to therapeutic trough levels of vancomycin in critically ill patients. Objective (s)The aim of this study to evaluate the timing to achieve therapeutic trough level vancomycin on 30-day mortality in critically ill patients.SettingAdult critically ill patients admitted to intensive care units (ICUs) between January 1st, 2017 and December 31st, 2018 at a tertiary teaching hospital.MethodA retrospective cohort study for all adult critically ill patients aged 18 years or older with confirmed gram-positive infection and received vancomycin. We compared early (<48 hours) versus late (≥ 48 hours) attainment of vancomycin therapeutic trough levels. Main outcomesPrimary outcome was the 30-day mortality in critically ill patients. Secondary outcomes were development of resistant organisms, eradicating microorganisms within 4-5 days of vancomycin initiation, vancomycin-induced acute kidney injury (AKI), and ICU LOS. ResultsTwo hundred and nine patients were included. No significant differences between comparative groups in baseline characteristics. Achieving therapeutic levels were associated with better survival at 30 days (OR: 0.48; 95% CI [0.26-0.87]; p<0.01). Additionally, patients who achieved therapeutic levels of vancomycin early were less likely to develop resistant organisms (OR=0.08; 95% CI [0.01-0.59]; p=0.01). Acute kidney injury (AKI) and ICU length of stay (LOS) were not significant between the two groups.ConclusionEarly attainment of vancomycin therapeutic levels was associated with possible survival benefit.


2021 ◽  
Author(s):  
Khalid Al Sulaiman ◽  
Abdulrahman Alshaya ◽  
Amjad Alsaeed ◽  
Nadiyah Alshehri ◽  
Ramesh Vishwakarma ◽  
...  

Abstract Background: Vancomycin is a commonly used antibiotic in critically ill patients for various indications. Critical illness imposes pharmacokinetic-pharmacodynamics challenges which makes optimizing vancomycin in this population cumbersome. Data are scarce on the clinical impact of time to therapeutic trough levels of vancomycin in critically ill patients. The aim of this study to evaluate the timing to achieve therapeutic trough level vancomycin on 30-day mortality in critically ill patients.Method: A retrospective cohort study for all adult critically ill patients aged 18 years or older with confirmed Gram-positive infection and received vancomycin between January 1st, 2017 and December 31st, 2018 at a tertiary teaching hospital. We compared early (<48 hours) versus late (≥ 48 hours) attainment of vancomycin therapeutic trough levels. Primary outcome was the 30-day mortality in critically ill patients. Secondary outcomes were development of resistant organisms, eradicating microorganisms within 4-5 days of vancomycin initiation, vancomycin-induced acute kidney injury (AKI), and ICU length of stay (LOS). Results: Two hundred and nine patients were included. No significant differences between comparative groups in baseline characteristics. Achieving therapeutic levels were associated with better survival at 30 days (OR: 0.48; 95% CI [0.26-0.87]; p<0.01). Additionally, patients who achieved therapeutic levels of vancomycin early were less likely to develop resistant organisms (OR=0.08; 95% CI [0.01-0.59]; p=0.01). The AKI and ICU LOS were not significant between the two groups.Conclusion: Early attainment of vancomycin therapeutic levels was associated with possible survival benefit.


2021 ◽  
Vol 21 (1) ◽  
Author(s):  
Khalid Al Sulaiman ◽  
Abdulrahman Alshaya ◽  
Ohoud Aljuhani ◽  
Amjad Alsaeed ◽  
Nadiyah Alshehri ◽  
...  

Abstract Background Vancomycin is a commonly used antibiotic in critically ill patients for various indications. Critical illness imposes pharmacokinetic-pharmacodynamics challenges, which makes optimizing vancomycin in this population cumbersome. Data are scarce on the clinical impact of time to therapeutic trough levels of vancomycin in critically ill patients.  This study aims to evaluate the timing to achieve therapeutic trough level of vancomycin on 30-day mortality in critically ill patients. Method A retrospective cohort study was conducted for all adult critically ill patients with confirmed Gram-positive infection who received IV vancomycin between January 1, 2017, and December 31, 2020. We compared early (< 48 h) versus late (≥ 48 h) attainment of vancomycin therapeutic trough levels. The primary outcome was the 30-day mortality in critically ill patients. Secondary outcomes were the development of resistant organisms, microorganisms eradication within 4–5 days of vancomycin initiation, acute kidney injury (AKI), and length of stay (LOS). Propensity score-matched (1:1 ratio) used based on patient’s age, serum creatinine, and albumin values at baseline. Results A total of 326 patients were included; 110 patients attained the therapeutic trough levels within 48 h of vancomycin initiation. Late achievement of the therapeutic trough levels was associated with higher 30-day mortality (HR: 2.54; 95% CI [1.24–5.22]; p = 0.01). Additionally, patients who achieved therapeutic trough levels of vancomycin late were more likely to develop AKI (OR = 2.59; 95% CI [1.01–6.65]; p = 0.04). Other outcomes were not statistically significant between the two groups. Conclusion Early achievement of vancomycin therapeutic levels in patients with confirmed Gram-positive infection was associated with possible survival benefits.


2021 ◽  
Vol 21 (1) ◽  
Author(s):  
Marya D. Zilberberg ◽  
Brian H. Nathanson ◽  
Kate Sulham ◽  
Andrew F. Shorr

Abstract Background Complicated urinary tract infection (cUTI) is common among hospitalized patients. Though carbapenems are an effective treatment in the face of rising resistance, overuse drives carbapenem resistance (CR). We hypothesized that resistance to routinely used antimicrobials is common, and, despite frequent use of carbapenems, associated with an increased risk of inappropriate empiric treatment (IET), which in turn worsens clinical outcomes. Methods We conducted a retrospective cohort study of patients hospitalized with a culture-positive non-CR cUTI. Triple resistance (TR) was defined as resistance to > 3 of the following: 3rd generation cephalosporins, fluoroquinolones, trimethoprim-sulfamethoxazole, fosfomycin, and nitrofurantoin. Multivariable models quantified the impact of TR and inappropriate empiric therapy (IET) on mortality, hospital LOS, and costs. Results Among 23,331 patients with cUTI, 3040 (13.0%) had a TR pathogen. Compared to patients with non-TR, those with TR were more likely male (57.6% vs. 47.7%, p < 0.001), black (17.9% vs. 13.6%, p < 0.001), and in the South (46.3% vs. 41.5%, p < 0.001). Patients with TR had higher chronic (median [IQR] Charlson score 3 [2, 4] vs. 2 [1, 4], p < 0.001) and acute (mechanical ventilation 7.0% vs. 5.0%, p < 0.001; ICU admission 22.3% vs. 18.6%, p < 0.001) disease burden. Despite greater prevalence of empiric carbapenem exposure (43.3% vs. 16.2%, p < 0.001), patient with TR were also more likely to receive IET (19.6% vs. 5.4%, p < 0.001) than those with non-TR. Although mortality was similar between groups, TR added 0.38 (95% CI 0.18, 0.49) days to LOS, and $754 (95% CI $406, $1103) to hospital costs. Both TR and IET impacted the outcomes among cUTI patients whose UTI was not catheter-associated (CAUTI), but had no effect on outcomes in CAUTI. Conclusions TR occurs in 1 in 8 patients hospitalized with cUTI. It is associated with an increase in the risk of IET exposure, as well as a modest attributable prolongation of LOS and increase in total costs, particularly in the setting of non-CAUTI.


2021 ◽  
Vol 49 (6) ◽  
pp. 030006052110251
Author(s):  
Minqiang Huang ◽  
Ming Han ◽  
Wei Han ◽  
Lei Kuang

Objective We aimed to compare the efficacy and risks of proton pump inhibitor (PPI) versus histamine-2 receptor blocker (H2B) use for stress ulcer prophylaxis (SUP) in critically ill patients with sepsis and risk factors for gastrointestinal bleeding (GIB). Methods In this retrospective cohort study, we used the Medical Information Mart for Intensive Care III Clinical Database to identify critically ill adult patients with sepsis who had at least one risk factor for GIB and received either an H2B or PPI for ≥48 hours. Propensity score matching (PSM) was conducted to balance baseline characteristics. The primary outcome was in-hospital mortality. Results After 1:1 PSM, 1056 patients were included in the H2B and PPI groups. The PPI group had higher in-hospital mortality (23.8% vs. 17.5%), GIB (8.9% vs. 1.6%), and pneumonia (49.6% vs. 41.6%) rates than the H2B group. After adjusting for risk factors of GIB and pneumonia, PPI use was associated with a 1.28-times increased risk of in-hospital mortality, 5.89-times increased risk of GIB, and 1.32-times increased risk of pneumonia. Conclusions Among critically ill adult patients with sepsis at risk for GIB, SUP with PPIs was associated with higher in-hospital mortality and higher risk of GIB and pneumonia than H2Bs.


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