8 research outputs found

    Awareness, Attitude, and Beliefs Regarding Organ Donation Among the General Public in Saudi Arabia

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    Abdullah Alghamdi,1 Abdulmalak Abdullah Alsaleh,2 Omar Abdulaziz Alfozan,2 Rayan Qutob,1 Abdullah Alaryni,1 Abdullah Bukhari,1 Osamah A Hakami,1 Bassam Abdulaziz Alhusaini,2 Saad Abdullah Alzmamy,2 Fadhah Saud Alhudayris,2 Lama Khalid Alshuaibi,2 Ahad Marei Alenazi,2 Lama Shaya Alhosaini,2 Najd Khalid Aljarba,2 Shahad Hameed AlShammari2 1Department of Internal Medicine, College of Medicine, Imam Mohammad Ibn Saud Islamic University, Riyadh, Saudi Arabia; 2Faculty of medicine, Imam Mohammad Ibn Saud Islamic University, Riyadh, Saudi ArabiaCorrespondence: Bassam Abdulaziz Alhusaini, Faculty of medicine, Imam Mohammad Ibn Saud Islamic University, 7544 Othman Bin Affan Road Al-Nada, Riyadh, 13317, Saudi Arabia, Tel +966557818206, Email [email protected]: Organ donation is a lifesaving option to rescue many patients with end-stage organ failure from possible morbidities and mortalities. Unfortunately, due to a shortage of donors, many patients suffering from their illnesses are waiting for an organ. This study aimed to determine the awareness, attitude, and beliefs toward organ donation among the Saudi population.Patients and Methods: This is an online cross-sectional survey that was conducted in Saudi Arabia between July and September 2022. A self-administered questionnaire was distributed to the general public using an online platform. The questionnaire consists of two sections: the first is about demographic data, and the second is about questions to assess awareness, attitude, and beliefs regarding organ donation. The Chi-squared test was used to examine the differences in participants’ awareness, attitude, and beliefs towards organ donation. A binary logistic regression analysis was used to identify predictors of a positive attitude towards organ donation.Results: A total of 3507 individuals participated in this study. Around 68.1% were aged between 18 and 30 years. Twenty-four percent of them knew of the legislative body for organ donation; 58.5% believed that organ donation should be promoted; and 66.1% had a positive attitude toward donating body organs. Younger age (31– 50 years), male gender, being unemployed or working in a government job, and being married were factors that decreased the likelihood of having a positive attitude towards organ donation.Conclusion: Although there was a positive attitude and belief about organ donation, awareness was suboptimal. Younger age, male gender, being unemployed or working in a government job, and being married were factors that decreased the likelihood of having a positive attitude towards organ donation. It is necessary to address the gaps in knowledge, and social media as well as mass media may have an important role in bridging the gaps.Keywords: organ donation, attitude, knowledge, belief, publi

    Effect of Piperacillin-Tazobactam vs Meropenem on 30-Day Mortality for Patients With E coli or Klebsiella pneumoniae Bloodstream Infection and Ceftriaxone Resistance: A Randomized Clinical Trial.

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    IMPORTANCE: Extended-spectrum \u3b2-lactamases mediate resistance to third-generation cephalosporins (eg, ceftriaxone) in Escherichia coli and Klebsiella pneumoniae. Significant infections caused by these strains are usually treated with carbapenems, potentially selecting for carbapenem resistance. Piperacillin-tazobactam may be an effective "carbapenem-sparing" option to treat extended-spectrum \u3b2-lactamase producers. OBJECTIVES: To determine whether definitive therapy with piperacillin-tazobactam is noninferior to meropenem (a carbapenem) in patients with bloodstream infection caused by ceftriaxone-nonsusceptible E coli or K pneumoniae. DESIGN, SETTING, AND PARTICIPANTS: Noninferiority, parallel group, randomized clinical trial included hospitalized patients enrolled from 26 sites in 9 countries from February 2014 to July 2017. Adult patients were eligible if they had at least 1 positive blood culture with E coli or Klebsiella spp testing nonsusceptible to ceftriaxone but susceptible to piperacillin-tazobactam. Of 1646 patients screened, 391 were included in the study. INTERVENTIONS: Patients were randomly assigned 1:1 to intravenous piperacillin-tazobactam, 4.5 g, every 6 hours (n\u2009=\u2009188 participants) or meropenem, 1 g, every 8 hours (n\u2009=\u2009191 participants) for a minimum of 4 days, up to a maximum of 14 days, with the total duration determined by the treating clinician. MAIN OUTCOMES AND MEASURES: The primary outcome was all-cause mortality at 30 days after randomization. A noninferiority margin of 5% was used. RESULTS: Among 379 patients (mean age, 66.5 years; 47.8% women) who were randomized appropriately, received at least 1 dose of study drug, and were included in the primary analysis population, 378 (99.7%) completed the trial and were assessed for the primary outcome. A total of 23 of 187 patients (12.3%) randomized to piperacillin-tazobactam met the primary outcome of mortality at 30 days compared with 7 of 191 (3.7%) randomized to meropenem (risk difference, 8.6% [1-sided 97.5% CI, - 1e to 14.5%]; P\u2009=\u2009.90 for noninferiority). Effects were consistent in an analysis of the per-protocol population. Nonfatal serious adverse events occurred in 5 of 188 patients (2.7%) in the piperacillin-tazobactam group and 3 of 191 (1.6%) in the meropenem group. CONCLUSIONS AND RELEVANCE: Among patients with E coli or K pneumoniae bloodstream infection and ceftriaxone resistance, definitive treatment with piperacillin-tazobactam compared with meropenem did not result in a noninferior 30-day mortality. These findings do not support use of piperacillin-tazobactam in this setting

    Association between Minimum Inhibitory Concentration, Beta-lactamase Genes and Mortality for Patients Treated with Piperacillin/Tazobactam or Meropenem from the MERINO Study

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    Abstract Introduction This study aims to assess the association of piperacillin/tazobactam and meropenem minimum inhibitory concentration (MIC) and beta-lactam resistance genes with mortality in the MERINO trial. Methods Blood culture isolates from enrolled patients were tested by broth microdilution and whole genome sequencing at a central laboratory. Multivariate logistic regression was performed to account for confounders. Absolute risk increase for 30-day mortality between treatment groups was calculated for the primary analysis (PA) and the microbiologic assessable (MA) populations. Results In total, 320 isolates from 379 enrolled patients were available with susceptibility to piperacillin/tazobactam 94% and meropenem 100%. The piperacillin/tazobactam nonsusceptible breakpoint (MIC &amp;gt;16 mg/L) best predicted 30-day mortality after accounting for confounders (odds ratio 14.9, 95% confidence interval [CI] 2.8–87.2). The absolute risk increase for 30-day mortality for patients treated with piperacillin/tazobactam compared with meropenem was 9% (95% CI 3%–15%) and 8% (95% CI 2%–15%) for the original PA population and the post hoc MA populations, which reduced to 5% (95% CI −1% to 10%) after excluding strains with piperacillin/tazobactam MIC values &amp;gt;16 mg/L. Isolates coharboring extended spectrum β-lactamase (ESBL) and OXA-1 genes were associated with elevated piperacillin/tazobactam MICs and the highest risk increase in 30-day mortality of 14% (95% CI 2%–28%). Conclusions After excluding nonsusceptible strains, the 30-day mortality difference from the MERINO trial was less pronounced for piperacillin/tazobactam. Poor reliability in susceptibility testing performance for piperacillin/tazobactam and the high prevalence of OXA coharboring ESBLs suggests that meropenem remains the preferred choice for definitive treatment of ceftriaxone nonsusceptible Escherichia coli and Klebsiella. </jats:sec

    A critical review of membrane modification techniques for fouling and biofouling control in pressure-driven membrane processes

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