The Effects of Chlorhexidine Dressing on Health Care-Associated Infection in Hospitalized Patients: A Meta-Analysis

Author(s):  
Hou-Xing WANG ◽  
Shu-Yuan XIE ◽  
Hao WANG ◽  
Hao-Kai CHU

Background: To assess the effects of chlorhexidine dressing on health care-associated infection in hospitalized patients. Methods: We searched for English-language published randomized controlled trials (RCTs) in Cochrane Library, EMBASE and PubMed between January 1998 and January 2018. We used meta-analysis to calculate the risk ratios (RRs) and 95% confidence intervals (CIs) of the data, and using the I2 assessment to summarize the heterogeneity of RCTs and the funnel plot and Egger regression test to evaluate publication bias. Results: A total of 13 RCTs were included in our meta-analysis, including 7555 patients and 11,931 catheters. The effects of chlorhexidine dressing on the incidence of catheter-related bloodstream infections (CRBSIs) were reported in 13 RCTs, and the incidence of CRBSIs were 1.3% (80/6160) in the chlorhexidine group and 2.5% (145/5771) in the control group. We used a forest plot to determine the risk ratio (RR) of chlorhexidine dressing on the incidence of CRBSIs, and our results showed that chlorhexidine dressing significantly reduced the incidence of CRBSIs (RR 0.55, 95% CI 0.39-0.77, P<0.001). Moreover, we also analyzed the effects of chlorhexidine dressing on the incidence of catheter colonization and catheter-related infections (CRIs), and our forest plot results showed that chlorhexidine dressing significantly reduced the incidence of catheter colonization (RR 0.52, 95% CI 0.40-0.67, P<0.001) and the incidence of CRIs (RR 0.43, 95% CI 0.28-0.66, P<0.001) in hospitalized patients. Conclusion: The use of chlorhexidine dressings for hospitalized patients significantly reduce the incidence of CRBSIs, catheter colonization and CRIs.

Author(s):  
Ali ASHTARI ◽  
Jafar SADEGH TABRIZI ◽  
Ramin REZAPOUR ◽  
Mohammad RASHIDIAN MALEKI ◽  
Saber AZAMI-AGHDASH

Background: Given the importance of proper management of Health Care Waste Management (HCWM), comprehensive information on interventions in this field is necessary. Therefore, we aimed to systematically review and meta-analysis of characteristics and results of interventions in the field of HCWM. Methods: The required data were gathered through searching the keywords such as waste management, biomedical waste, hospitals waste, health care waste, infectious waste, medical waste, Waste Disposal Facilities, Garbage, Waste Disposal Facilities, Hazardous Waste Sites in PubMed, Scopus, EMBASE, Google scholar, Cochrane library, Science Direct, web of knowledge, SID and MagIran and hand searching in journals, reference by reference, and search in Gray literatures between 2000 and 2019. CMA software: 2 (Comprehensive Meta-Analysis) was used to perform the meta-analysis. Results: Twenty-seven interventions were evaluated. Most of the studies were conducted after 2010, in the form of pre and post study, without control group, and in hospital. Interventions were divided into two categories: educational interventions (19 studies) and multifaceted managerial interventions (8 studies). The most studied outcome (in 11 studies) was KAP (knowledge, attitude and practice). The mean standard difference of interventions on KAP was estimated 3.04 (2.54–3.54) which was significant statistically (P<0.05). Also, interventions were considerably effective in improving the indicators of waste production amount, waste management costs and overall waste management performance. Conclusion: Despite positive effect of interventions, due to the methodological deficiencies of published studies and high heterogeneity in results of studies, caution should be exercised in interpreting and using the results of the studies.


2020 ◽  
Vol 41 (S1) ◽  
pp. s165-s166
Author(s):  
Mireia Puig-Asensio ◽  
Alexandre R. Marra ◽  
Christopher A Childs ◽  
Eli N. Perencevich ◽  
Marin L. Schweizer

Background: Catheter-related bloodstream infections (CRBSIs) are associated with significant morbidity and mortality. We aimed to determine the effectiveness of chlorhexidine (CHG) dressings in preventing incident CRBSI in different settings and types of catheters. Methods: We searched PubMed, Cochrane Library, CINAHL, Embase, and ClinicalTrials.gov through March 2019 for studies with the following inclusion criteria: (1) population consisted of patients requiring short or long-term catheters; (2) CHG dressing was used in the intervention group and a nonantimicrobial impregnated dressing was used in the control group; (3) CRBSI was reported as an outcome. Randomized controlled trials (RCTs) and quasi-experimental studies were included. We used a random-effect models to obtain pooled OR estimates. Heterogeneity was evaluated with I 2 test and the Cochran Q statistic. Results: The review included 21 studies (17 RCTs). The use of CHG dressings was associated with a lower incidence of CRBSI (pooled RR, 0.63; 95% CI, 0.53–0.76). There was no evidence of publication bias. In stratified analyses, CHG dressing reduced CRBSI in ICU adult patients (9 studies, pRR, 0.52; 95% CI, 0.38–0.72) and adults with oncohematological disease (3 studies, pRR, 0.53; 95% CI, 0.35–0.81) but not in neonates and pediatric populations (6 studies, pRR, 0.90; 95% CI, 0.57–1.40). When stratified by type of catheter, CHG dressing remained protective against CRBSI in short-term venous catheters (11 studies, pRR, 0.65; 95% CI, 0.48–0.88) but not in long-term catheters (3 studies, pRR, 0.76:; 95% CI, 0.19–3.06). Other subgroup analyses are shown in Table 1. Conclusions: CHG dressings reduce the incidence of CRBSI, particularly in adult ICU patients and adults with an onco-hematological disease. Future studies need to evaluate the benefit of CHG in non-ICU settings, in neonates and pediatric populations, and in long-term catheters.Funding: NoneDisclosures: None


2021 ◽  
pp. 174749302110042
Author(s):  
Grace Mary Turner ◽  
Christel McMullan ◽  
Olalekan Lee Aiyegbusi ◽  
Danai Bem ◽  
Tom Marshall ◽  
...  

Aims To investigate the association between TBI and stroke risk. Summary of review We undertook a systematic review of MEDLINE, EMBASE, CINAHL, and The Cochrane Library from inception to 4th December 2020. We used random-effects meta-analysis to pool hazard ratios (HR) for studies which reported stroke risk post-TBI compared to controls. Searches identified 10,501 records; 58 full texts were assessed for eligibility and 18 met the inclusion criteria. The review included a large sample size of 2,606,379 participants from four countries. Six studies included a non-TBI control group, all found TBI patients had significantly increased risk of stroke compared to controls (pooled HR 1.86; 95% CI 1.46-2.37). Findings suggest stroke risk may be highest in the first four months post-TBI, but remains significant up to five years post-TBI. TBI appears to be associated with increased stroke risk regardless of severity or subtype of TBI. There was some evidence to suggest an association between reduced stroke risk post-TBI and Vitamin K antagonists and statins, but increased stroke risk with certain classes of antidepressants. Conclusion TBI is an independent risk factor for stroke, regardless of TBI severity or type. Post-TBI review and management of risk factors for stroke may be warranted.


2021 ◽  
Vol 18 ◽  
pp. 147997312199456
Author(s):  
Peining Zhou ◽  
Jing Ma ◽  
Guangfa Wang

Several retrospectivee described the association of interstitial lung disease (ILD) and ANCA-associated vasculitis (AAV). However, the relationship between the ILD and mortality in AAV patients have not been established so far. This study aims to estimate the relevance of AAV-associated-ILD (AAV-ILD) and mortality risk by conducting a systematic review and meta-analysis.A comprehensive systematic review was conducted in accordance with the guidelines of PRISMA (Preferred Reporting Items for Systematic Reviews and Meta-analyses). PubMed, Embase.com and the Cochrane Library (Wiley) were searched for original observational studies. Summary estimates were derived with a random-effects model and reported as risk ratio (RR), tested for publication bias and heterogeneity. Ten retrospective cohort studies were included, comprising 526 AAV-ILD patients enrolled from 1974 to 2018. Meta-analysis yielded a pooled RR of 2.90 (95% confidence interval 1.77–4.74) for death among those with AAV-ILD compared to control group. UIP pattern was associated with an even poorer prognosis in comparison to non-UIP pattern (RR 4.36, 95% confidence interval 1.14–16.78). Sensitivity analysis suggested that the meta-RR result was not skewed by a single dominant study. ILD might be associated with a higher mortality risk in AAV patients.


2021 ◽  
Vol 49 (3) ◽  
pp. 030006052110023
Author(s):  
Qian Zou ◽  
Jiawei Si ◽  
Yatao Guo ◽  
Jiayu Yu ◽  
Huijuan Shi

Objective To determine the association between serum visfatin levels and psoriasis and to evaluate the correlation between serum visfatin levels and the severity of psoriasis. Methods The electronic databases PubMed®, Embase® and the Cochrane Library were searched for articles published from inception to 1 May 2020. Data were extracted and then standard mean differences (SMDs) and 95% confidence intervals (CIs) were calculated for pooled estimates. Results A total of 11 studies met the inclusion criteria and were included (448 patients diagnosed with psoriasis and 377 controls). This meta-analysis demonstrated that patients with psoriasis had significantly higher levels of visfatin than the controls (SMD = 0.90, 95% CI 0.52, 1.28). Subgroup analyses showed that differences in serum visfatin levels between the patient group and the control group were associated with ethnicity, Psoriasis Area and Severity Index (PASI) and body mass index. Additionally, a meta-analysis of correlations showed that visfatin levels in patients with psoriasis were positively correlated with PASI ( r = 0.51, 95% CI 0.14, 0.75). Conclusions This meta-analysis showed that serum visfatin levels in patients with psoriasis were significantly higher than those in the controls and a positive correlation between serum visfatin levels and psoriasis severity was observed.


2021 ◽  
Vol 22 (1) ◽  
Author(s):  
Zhenzhen Feng ◽  
Jiajia Wang ◽  
Yang Xie ◽  
Jiansheng Li

Abstract Background Pulmonary rehabilitation (PR) has been proposed as an effective method for many respiratory diseases. However, the effects of exercise-based PR on asthma are currently inconclusive. This review aimed to investigate the effects of exercise-based PR on adults with asthma. Methods The PubMed, Embase, Cochrane Library, Web of Science, International Clinical Trials Registry Platform and ClinicalTrials.gov databases were searched from inception to 31 July 2019 without language restriction. Randomized controlled trials (RCTs) investigating the effects of exercise-based PR on adults with asthma were included. Study selection, data extraction and risk of bias assessment were performed by two investigators independently. Meta-analysis was conducted by RevMan software (version 5.3). Evidence quality was rated by the Grading of Recommendations, Assessment, Development and Evaluation (GRADE) system. Results Ten literatures from nine studies (n = 418 patients) were identified. Asthma quality of life questionnaire total scores (MD = 0.39, 95% CI: 0.02 to 0.76) improved significantly in the experimental group compared to control group, including activity domain scores (MD = 0.58, 95% CI: 0.21 to 0.94), symptom domain scores (MD = 0.52, 95% CI: 0.19 to 0.85), emotion domain scores (MD = 0.53, 95% CI: − 0.03 to 1.09) and environment domain scores (MD = 0.56, 95% CI: 0.00 to 1.11). Both the 6-min walk distance (MD = 34.09, 95% CI: 2.51 to 65.66) and maximum oxygen uptake (MD = 4.45, 95% CI: 3.32 to 5.58) significantly improved. However, improvements in asthma control questionnaire scores (MD = − 0.25, 95% CI: − 0.51 to 0.02) and asthma symptom-free days (MD = 3.35, 95% CI: − 0.21 to 6.90) were not significant. Moreover, there was no significant improvement (MD = 0.10, 95% CI: − 0.08 to 0.29) in forced expiratory volume in 1 s. Nonetheless, improvements in forced vital capacity (MD = 0.23, 95% CI: 0.08 to 0.38) and peak expiratory flow (MD = 0.39, 95% CI: 0.21 to 0.57) were significant. Conclusions Exercise-based PR may improve quality of life, exercise tolerance and some aspects of pulmonary function in adults with asthma and can be considered a supplementary therapy. RCTs of high quality and large sample sizes are required. Clinical trial registration: The review was registered with PROSPERO (The website is https://www.crd.york.ac.uk/prospero/, and the ID is CRD42019147107).


2021 ◽  
Vol 21 (1) ◽  
Author(s):  
Weixing Liu ◽  
Gui Chen ◽  
Xin Gong ◽  
Yingqi Wang ◽  
Yaoming Zheng ◽  
...  

Abstract Background Numerous individual studies have investigated the diagnostic value of EBV-DNA, EA-IgA, VCA-IgA, EBNA1-IgA and Rta-IgG detection for nasopharyngeal carcinoma (NPC), but the conclusions remain controversial. This meta-analysis aimed to determine the value of EBV-DNA, EA-IgA, VCA-IgA, EBNA1-IgA and Rta-IgG detection in the diagnosis of NPC. Methods PROSPERO registration number: CRD42019145532. PubMed, EMBASE, Cochrane Library, and Chinese data libraries (Wanfang, CNKI, and CBM) were searched up to January 2019. The pooled sensitivity, specificity, and positive likelihood, negative likelihood, and diagnostic odds ratios were conducted in this meta-analysis. Summary receiver operating characteristic curves evaluated the test-performance global summary. Publication bias was examined by Deek’s funnel plot asymmetry test. Results Forty-seven studies with 8382 NPC patients (NPC group) and 15,089 individuals without NPC (Control group) were included in this meta-analysis. The sensitivity, specificity, positive likelihood (+ LR), negative likelihood (-LR), DOR and AUC of EBV-DNA in diagnosis of NPC were: 0.76 (95% CI 0.73–0.77), 0.96 (95% CI 0.95–0.97), 14.66 (95% CI 9.97–21.55), 0.19 (95% CI 0.13–0.28), 84 (95% CI 50.45–139.88), 0.96 (SE: 0.001), and 0.55 (95% CI 0.54–0.57), 0.96 (95% CI 0.96–0.97), 12.91 (95% CI 9.55–17.45), 0.35 (95% CI 0.29–0.43), 39.57 (95% CI 26.44–59.23), 0.94 (SE: 0.002) for the EA-IgA, and 0.85 (95% CI 0.84–0.85), 0.89 (95% CI 0.88–0.89), 6.73 (95% CI5.38–8.43), 0.17 (95% CI 0.12–0.23), 43.03 (95% CI 31.51–58.76), 0.93 (SE: 0.007) for the VCA-IgA, and 0.86 (95% CI 0.85–0.88), 0.87 (95% CI 0.88–0.90), 7.55 (95% CI 5.79–9.87), 0.16 (95% CI 0.13–0.19), 50.95 (95% CI 34.35–75.57), 0.94 (SE: 0.008) for the EBNA1-IgA, and 0.70 (95% CI 0.69–0.71), 0.94 (95% CI 0.94–0.95), 9.84 (95% CI 8.40–11.54), 0.25 (95% CI 0.21–0.31), 40.59 (95% CI 32.09–51.35), 0.95 (SE: 0.005) for the Rta-IgG. The EBV-DNA had larger AUC compared with other EBV-based antibodies (P < 0.05), while the difference between EA-IgA, VCA-IgA, EBNA1-IgA and Rta-IgG was not statistically significant (P > 0.05). Conclusions EBV-DNA, VCA-IgA, EBNA1-IgA and Rta-IgG detection have high accuracy in early diagnosis NPC. In addition, EBV-DNA detection has the higher diagnosis accuracy in NPC. On the other hand, EA-IgA is suitable for the diagnosis but not NPC screening.


2013 ◽  
Vol 5 (3) ◽  
pp. 374-384 ◽  
Author(s):  
Matthew McNeill ◽  
Sayed K. Ali ◽  
Daniel E. Banks ◽  
Ishak A. Mansi

Abstract Background Morning report is accepted as an essential component of residency education throughout different parts of the world. Objective To review the evidence of the educational value, purpose, methods, and outcomes of morning report. Methods A literature search of PubMed, Ovid, and the Cochrane Library for English-language studies published between January 1, 1966, and October 31, 2011, was performed. We searched for keywords and Medical Subject Heading terms related to medical education, methods, attitudes, and outcomes in regard to “morning report.” Title and abstract review, followed by a full-text review by 3 authors, was performed to identify all pertinent articles. Results We identified 71 citations; 40 articles were original studies and 31 were commentaries, editorials, or review articles; 56 studies (79%) originated from internal medicine residency programs; 6 studies (8%) focused on ambulatory morning report; and 63 (89%) originated from the United States. Identified studies varied in objectives, methods, and outcome measures, and were not suitable for meta-analysis. Main outcome measures were resident satisfaction, faculty satisfaction, preparation for professional examinations, use of evidence-based medicine, clinical effects on patient care, adverse event detection, and utilization of a curriculum in case selection. Conclusions Morning report has heterogeneous purposes, methods, and settings. As an educational tool, morning report is challenging to define, its outcome is difficult to measure, and this precludes firm conclusions about its contribution to resident education or patient care. Residency programs should tailor morning report to meet their own unique educational objectives and needs.


2017 ◽  
Vol 45 (3) ◽  
pp. 924-932 ◽  
Author(s):  
Zeqing Bao ◽  
Chengmao Zhou ◽  
Xianxue Wang ◽  
Yu Zhu

Objective To evaluate the efficacy and safety of spinal anaesthesia using dexmedetomidine for caesarean section. Methods PubMed, The Cochrane Library, and CNKI were searched for relevant literature. Results The incidence of nausea and vomiting in the dexmedetomidine group was significantly lower than that in the control group (OR = 0.21, 95% CI: 0.12–0.35, P < 0.00001). No difference was found in the incidence of pruritus between the two groups (OR = 1.21, 95% CI: 0.36–4.09, P = 0.76).The dexmedetomidine group had a higher incidence of bradycardia than did the control group (OR = 2.20, 95% CI: 1.02–4.77, P = 0.05). The incidence of shivering in the dexmedetomidine group was significantly lower than that in the control group (OR = 0.20, 95% CI: 0.13–0.32, P < 0.00001). The incidence of hypotension was not different between the two groups (OR = 0.88, 95% CI: 0.49–1.56, P = 0.65). Conclusion Dexmedetomidine can decrease the incidence of nausea, vomiting, bradycardia, and shivering with spinal anaesthesia during caesarean section.


2021 ◽  
pp. 106002802110098
Author(s):  
Linguang Gan ◽  
Xiaohong Zhao ◽  
Xiangjian Chen

Background: This study systematically evaluated the safety and efficacy of dexmedetomidine for procedural sedation and postoperative behaviors in a pediatric population as well as whether the results met the information required to draw conclusions. Objective: To evaluate the safety and efficacy evaluation of dexmedetomidine for procedural sedation and postoperative behaviors in a pediatric population. Methods: PubMed, Cochrane library, Web of Science and Ovid MEDLINE were searched to obtain randomized controlled trials (RCTs) comparing dexmedetomidine with control medicine and comparing different doses of dexmedetomidine. Results: There were a total of 16 RCTs for a total of 3240 patients. Dexmedetomidine slowed down the heart rate (HR; mean difference: −13.27; 95% CI: −16.41 to 10.14; P < 0.001) and reduced postoperative delirium (risk ratio [RR]: 0.31; 95% CI: 0.20-0.50; P < 0.001), the number of pain patients (RR: 0.48; 95% CI: 0.30-0.75; P = 0.002), and desaturation (RR: 0.34; 95% CI: 0.13-0.89; P = 0.03) compared with the control group. The limitation was that it was difficult to determine the range of low- and high-dose dexmedetomidine. Conclusion and Relevance: Dexmedetomidine slowed down intraoperative HR within the normal range, which might reduce myocardial oxygen consumption. It reduced postoperative pain and postoperative complications: delirium and desaturation. Dexmedetomidine showed no dose-dependent increase in the procedural sedation time of pediatric patients. Clinically, dexmedetomidine can improve pediatric procedural sedation and postoperative behavior, and it can be considered as a related medicine for safety in pediatric surgery.


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