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Nevin Manimala Statistics

Outcomes of surgical treatment of tracheobronchomalacia in children

Pediatr Pulmonol. 2024 Apr 17. doi: 10.1002/ppul.27012. Online ahead of print.

ABSTRACT

BACKGROUND: Tracheobronchomalacia (TBM) is characterized by excessive dynamic airway collapse. Severe TBM can be associated with substantial morbidity. Children with secondary TBM associated with esophageal atresia/tracheoesophageal fistula (EA/TEF) and vascular-related airway compression (VRAC) demonstrate clinical improvement following airway pexy surgery. It is unclear if children with severe primary TBM, without secondary etiologies (EA/TEF, vascular ring, intrinsic pulmonary pathology, or complex cardiac disease) demonstrate clinical improvement following airway pexy surgery.

MATERIALS AND METHODS: The study cohort consisted of 73 children with severe primary TBM who underwent airway pexy surgery between 2013 and 2020 at Boston Children’s Hospital. Pre- and postoperative symptoms as well as bronchoscopic findings were compared with Fisher exact test for categorical data and Student’s t-test for continuous data.

RESULTS: Statistically significant improvements in clinical symptoms were observed, including cough, noisy breathing, prolonged respiratory infections, pneumonias, exercise intolerance, cyanotic spells, brief resolved unexplained events (BRUE), and noninvasive positive pressure ventilation (NIPPV) dependence. No significant differences were seen regarding oxygen dependence, ventilator dependence, or respiratory distress requiring NIPPV. Comparison of pre- and postoperative dynamic bronchoscopy findings revealed statistically significant improvement in the percent of airway collapse in all anatomic locations except at the level of the upper trachea (usually not malacic). Despite some initial improvements, 21 (29%) patients remained symptomatic and underwent additional airway pexies with improvement in symptoms.

CONCLUSION: Airway pexy surgery resulted in significant improvement in clinical symptoms and bronchoscopic findings for children with severe primary TBM; however, future prospective and long-term studies are needed to confirm this benefit.

PMID:38629381 | DOI:10.1002/ppul.27012

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Effects of Vitamin D and E Supplementation on Prevention of Bronchopulmonary Dysplasia (BPD) in Premature Neonates: A Systematic Review and Meta-Analysis

Curr Pediatr Rev. 2024 Apr 15. doi: 10.2174/0115733963279420240402083916. Online ahead of print.

ABSTRACT

BACKGROUND: Bronchopulmonary Dysplasia (BPD) has a multifactorial etiology. Vitamin E and vitamin D play an important role in lung development and can potentially be beneficial in the prevention of BPD.

OBJECTIVE: The study aimed to compare the risk of BPD occurrence in preterm neonates supplemented with vitamin D or E versus those who did not get supplementation.

METHODS: The literature search was conducted for this systematic review by searching the PubMed, Scopus, and Web of Science databases up to December 2022. Randomized controlled trials involved administering vitamin D or E to preterm neonates and examining the occurrence of BPD. We excluded non-English articles, and articles with non-relevant and insufficient data. We used the Critical Appraisal Skills Programme (CASP) checklist to assess the quality of the included studies. We used Egger’s test to evaluate the risk of bias among the included studies. Heterogeneity was also assessed through Q-test and I2. We applied the random effect model for analysis. A P-value less than 0.05 was considered as significant. All the statistical analysis in the current study was performed using STATA 14. The Relative Risk (RR) was calculated as the effect size with 95% Confidence Interval (CI).

RESULTS: Three eligible studies seeking the role of vitamin D in the prevention of BPD were analysed. Meta-analysis revealed that receiving vitamin D supplementation can significantly reduce the risk of BPD in preterm infants (RR = 0.357, 95% CI: 0.189-0.675, I2 = 0.0%; p = 0.002). Similarly, for assessing the role of Vitamin E in the prevention of BPD, three eligible studies were analysed. Vitamin E supplementation was not found to play a significant role in the reduction of BPD (RR = 0.659, 95%CI = 0.243-1.786, I2 = 38.7%; p = 0.412).

CONCLUSION: Vitamin D supplementation could be beneficial in preventing BPD in preterm infants. However, evidence is not enough regarding vitamin E’s role in reducing the incidence of BPD in preterm infants.

PMID:38629361 | DOI:10.2174/0115733963279420240402083916

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The Association between Use of Renin-Angiotensin-Aldosterone System Inhibitors and the Risk and Mortality of Pancreatic Cancer: A Systematic Review and Meta-Analysis

Curr Rev Clin Exp Pharmacol. 2024 Apr 16. doi: 10.2174/0127724328291047240409062436. Online ahead of print.

ABSTRACT

BACKGROUND: Pancreatic Cancer (PC) is one of the most malignant tumors and highly invasive neoplasms around the world.

OBJECTIVE: This systematic review and meta-analysis aims to study the relationship between the use of renin-angiotensin-aldosterone system inhibitors and the incidence and mortality of PC.

METHODS: The electronic search was conducted systematically until October 10, 2023. in databases, including Scopus, Web of Science (WOS), PubMed/MEDLINE, Cochrane Library, and Embase. The required data were extracted from the articles and were analyzed by Stata 15 using statistical tests (Chi-square and I2), Forest plots, and publication bias tests (Begg’s and Egger’s tests).

RESULTS: A total of four studies (2011-2019; n=314,856) investigated the relationship between RAS antagonists and PC risk. No significant associations were found between angiotensin receptor blockers (ARBs) (OR=0.94, 95% CI: 0.77-1.14, p=0.513), angiotensin-converting enzyme inhibitors (ACEIs) (OR=0.96, 95% CI: 0.84-1.09, p=0.505), or combination therapy (ARBs + ACEIs) (OR=0.97, 95% CI: 0.87-1.09, p=0.627) and PC risk. Also, nine studies (2010-2023; n=20,483) examined the association between renin-angiotensin-aldosterone system inhibitors and PC mortality. Significant reductions in PC mortality were found for ARBs (OR=0.81, 95% CI: 0.66-0.98, p=0.032), ACEIs (OR=0.89, 95% CI: 0.80-0.99, p=0.038), and combination therapy (OR=0.83, 95% CI: 0.70-0.97, p=0.022). No evidence of publication bias was found in the study results.

CONCLUSION: In summary, while renin-angiotensin-aldosterone system inhibitors did not appear to impact PC risk, their use was associated with lower PC mortality based on this meta-analysis of the current evidence. More rigorous and well-designed studies are required to validate and support these findings.

PMID:38629353 | DOI:10.2174/0127724328291047240409062436

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Impact of Local Forearm Heating on Pain Intensity and Hemorrhage in Patients Undergoing Radial Artery Cardiac Catheterization: A Pilot Study

Anatol J Cardiol. 2024 Apr 17. doi: 10.14744/AnatolJCardiol.2024.4112. Online ahead of print.

ABSTRACT

BACKGROUND: Radial artery cardiac catheterization is a common diagnostic and interventional procedure for cardiovascular conditions. Pain and hemorrhage at the access site can cause patient discomfort and complications. This pilot study investigates the potential of local forearm heating to reduce pain and hemorrhage in patients undergoing radial artery cardiac catheterization.

METHODS: We enrolled 100 patients scheduled for radial artery cardiac catheterization and randomly assigned them to the heating or control group. The heating group received local forearm heating before sheath removal, while the control group did not. Pain intensity was assessed with a visual analog scale, and hemorrhage was measured by assessing ecchymosis or hematoma size at the catheterization site. Hemodynamic parameters were also monitored. Statistical analysis compared outcomes between the groups.

RESULTS: Patients who received local forearm heating had significantly lower pain intensity (4.15 ± 2.73) compared to the control group (5.84 ± 3.34) (P =.009). Hemodynamic parameters and the extent of hemorrhage at the catheterization site did not significantly differ between the heating and control groups (P >.05). No adverse effects related to forearm heating were reported.

CONCLUSION: Local forearm heating is a promising intervention to reduce pain intensity without increasing hemorrhage or affecting hemodynamic parameters during radial artery cardiac catheterization. This simple, noninvasive approach has the potential to enhance patient comfort and safety post procedure.

PMID:38629351 | DOI:10.14744/AnatolJCardiol.2024.4112

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Protective and risk factors of workplace violence against nurses: A cross-sectional study

J Clin Nurs. 2024 Apr 17. doi: 10.1111/jocn.17169. Online ahead of print.

ABSTRACT

AIMS: To describe how workplace violence (WPV) is experienced by nurses in hospitals and community services and identify protective and risk factors.

METHODS: An online cross-sectional national study was conducted from January to April 2021 in Italy. Hospitals and community services were involved in the study. The survey combined the adapted and validated Italian version of the Violence in Emergency Nursing and Triage (VENT) questionnaire, which explores the episodes of WPV experienced during the previous 12 months, the Practice Environment Scale of the Nursing Work Index (PES-NWI) and some additional questions about staffing levels extracted from a previous RN4CAST study. Nurses working in all clinical settings and community services were invited to participate in the survey. Descriptive and inferential statistics were used for data analysis. We adhered to the STROBE reporting guidelines.

RESULTS: A total of 6079 nurses completed the survey, 32.4% (n = 1969) had experienced WPV in the previous 12 months, and 46% (n = 920) reported WPV only in the previous week. The most significant protective factors were nurses’ age, patients’ use of illegal substances, attitude of individual nurses and considering effective the organization’s procedures for preventing and managing episodes of violence. The most significant risk factors included workload, recognizing violence as an inevitable part of the job, patients’ cultural aspects and patients’ agitated behaviour. The frequency of WPV was significantly higher in certain areas, such as the emergency department and in mental health wards.

CONCLUSION: Workplace violence (WPV) against nurses is a very frequent and concerning issue, especially in hospitals and community services. Based on our findings, integrated and multimodal programmes for prevention and management of WPV are recommended. More attention and resources need to be allocated to reduce WPV by improving the quality of nurses’ workplace environment and implementing violence-free policies for hospitals.

IMPLICATIONS FOR THE PROFESSION AND/OR PATIENT CARE: Impact Workplace verbal and physical violence is a widespread phenomenon, both in hospital and community settings, and even during COVID-19 pandemic. This problem is exacerbated by the lack of effective reporting systems, fear of retaliation and the tendency to consider violence as an inevitable part of the job. The characteristics of professionals, patients, work environment and organizational factors are involved in the spread of workplace violence, determining its multifactorial nature. Integrated and multimodal programmes to prevent and manage of workplace violence are probably the only way to effectively counteract workplace violence against nurses. Healthcare policymakers, managers of hospital and community services need to proactively prevent and effectively manage and monitor episodes of violence. Nurses need to feel protected and safeguarded against any form of verbal or physical violence, to provide high-quality care in a totally safe environment.

PATIENT OR PUBLIC CONTRIBUTION: No patient or public contribution.

PMID:38629335 | DOI:10.1111/jocn.17169

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Nevin Manimala Statistics

Evaluation of outcomes of lower eyelid entropion and ectropion surgical repair

Pol Przegl Chir. 2023 Oct 17;96(2):50-58. doi: 10.5604/01.3001.0053.9352.

ABSTRACT

<b><br>Introduction:</b> The imbalance of external and internal forces acting on the lower eyelid can result in entropion and ectropion, both of which cause ocular irritation and loss of proper eye protection. Potential complications of untreated cases include recurrent inflammation of the conjunctiva and cornea, conjunctival neovascularization, corneal abrasion or perforation, and ultimately even loss of vision. Although various surgical techniques are used to address this problem, their long-term outcome and effectiveness are still under discussion. </br> <b><br>Aim:</b> To evaluate outcomes of surgery for entropion and ectropion, including a modified Wheeler’s method for entropion correction.</br> <b><br>Methods:</b> A non-comparative study (prospective and retrospective groups) included 100 patients operated on in two university hospitals’ plastic surgery departments for lower eyelid entropion or ectropion, following formal ethics approval. The prospective group included 50 patients assessed preoperatively and at 3 and 12 months postoperatively. The retrospective group was comprised of 50 patients (2012-2018), whose preoperative documentation and clinical examinations were analyzed. The main outcome measures were change between pre- and postoperative patient-reported symptoms (VAS scale), ectropion/entropion grading scale (EGS/EnGS), quality of life (WHOQOL-BREF), and occurrence of complications.</br> <b><br>Results:</b> The differences in the severity of all symptoms before and after surgery evaluated with the VAS scale were statistically significant in both groups (p <0.05). We observed 6 recurrences (12%) in the prospective group and 9 (18%) in the retrospective group, with minor complications. Very good functional and esthetic postoperative results were confirmed in 70% (79) of the whole group and in 13 patients (81.3%) treated with the modified Wheeler’s method. In the prospective group, the Mann- Whitney U test for dependent variables revealed significant improvement in the somatic, psychological, and environmental domains, with no significant change in the social relationships domain.</br> <b><br>Conclusions:</b> The results following entropion/ectropion surgery prove the effectiveness of the methods used. Complementing them with the modified Wheeler’s method brought an increase in the number of very good outcomes. Surgery of lower eyelid malposition contributed to reduced symptoms and improved quality of life. The rates of postoperative sequelae were low.</br&gt.

PMID:38629275 | DOI:10.5604/01.3001.0053.9352

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The effect of actuation frequency on clot integration with the Tigertriever device: A preliminary in vitro study

Interv Neuroradiol. 2024 Apr 17:15910199241247886. doi: 10.1177/15910199241247886. Online ahead of print.

ABSTRACT

BACKGROUND: The Tigertriever stent retriever (Rapid Medical) can be actively expanded and contracted by the operator, which allows for several actuation-related parameters to be optimized to potentially improve device efficacy. These parameters have not yet been evaluated. We conducted a benchtop study to evaluate the effect of actuation frequency on clot integration within the stent.

METHODS: A Tigertriever 17 device was deployed within a biological clot analog placed in a straight tube. The device was actuated between the maximally contracted and maximally expanded states with three different frequencies: passive (one-time opening, n = 6), slow (20 s/cycle, n = 6), and fast (5 s/cycle, n = 7). A flat-detector CT scan was acquired, the clot and stent wires were segmented, and the boundaries of the clot and stent wires were calculated on each axial slice. The intersection between the stent and clot boundaries throughout the volume was defined as the volume of clot integrated within the stent. The clot integration factor (ratio of integrated clot volume to total clot volume) was then statistically compared between the three frequencies as an estimate of clot capture efficiency.

RESULTS: The clot integration factor was significantly higher (23% increase, p = 0.01) with the fast actuation as compared to the passive and slow actuations, with a post hoc test showing no difference (p > 0.05) between the passive and slow groups.

CONCLUSIONS: Faster actuation frequencies may result in improved clot integration with the Tigertriever device. This effect needs to be validated by clinical data.

PMID:38629263 | DOI:10.1177/15910199241247886

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Difficulties in Accessing the List and Full Text of the Defended PhD Theses from Medical Schools: a Retrospective Case Study from Croatia

Acta Med Acad. 2024 Apr 9. doi: 10.5644/ama2006-124.437. Online ahead of print.

ABSTRACT

OBJECTIVE: To conduct scientometric studies on PhD (“Doctor of Philosophy”) theses (i.e., doctoral theses), researchers should be able to access the theses. We aimed to explore how to obtain a list and full text of the defended PhD theses from medical schools in Croatia over 30 years (from the beginning of 1992 to the end of 2021).

METHODS: We tried to obtain information from the Croatian Bureau of Statistics, the National and University Library in Zagreb (NSK), universities, medical schools and online repositories.

RESULTS: We could not find a single list (source) of all PhD theses. Based on 4 different sources (website of the University of Zagreb and Medical School in Rijeka; school administrator from Split; library catalog from Osijek), we gathered information that from the beginning of 1992 to the end of 2021, there were 2955 PhD theses defended at medical schools in Croatia – 357 in Osijek, 550 in Rijeka, 337 in Split and 1711 in Zagreb. In May 2022, the online Croatian Digital Dissertations Repository contained 631 (22%) of full-text theses in Portable Document Format (PDF). University of Zagreb School of Medicine has its own repository that holds the full text of 834 (49%) of their PhD theses. One of the three PhD programs of the University of Split School of Medicine, namely Translational Research in Biomedicine (TRIBE), published full texts of all PhD theses defended at that program on its website. NSK held 2650 (90%) of the theses in a printed version.

CONCLUSION: It was extremely challenging to access the list and full texts of doctoral theses defended in Croatia. Making PhD theses publicly available would ensure transparency and enable analyses that should improve scientific policy.

PMID:38629247 | DOI:10.5644/ama2006-124.437

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Identifying predictors of COVID-related delays in cancer-specific medical care

Cancer Med. 2024 Apr;13(8):e7183. doi: 10.1002/cam4.7183.

ABSTRACT

PURPOSE: Evidence of the impact of the COVID-19 pandemic on cancer prevention and control is growing, but little is known about patient-level factors associated with delayed care. We analyzed data from a survey focused on Iowan cancer patients’ COVID-19 experiences in the early part of the pandemic.

METHODS: Participants were recruited from the University of Iowa Holden Comprehensive Cancer Center’s Patients Enhancing Research Collaborations at Holden (PERCH) program. We surveyed respondents on demographic characteristics, COVID-19 experiences and reactions, and delays in any cancer-related health care appointment, or cancer-related treatment appointments. Two-sided significance tests assessed differences in COVID-19 experiences and reactions between those who experienced delays and those who did not.

RESULTS: There were 780 respondents (26% response), with breast, prostate, kidney, skin, and colorectal cancers representing the majority of respondents. Delays in cancer care were reported by 29% of respondents. In multivariable-adjusted models, rural residents (OR 1.47; 95% CI 1.03, 2.11) and those experiencing feelings of isolation (OR 2.18; 95% CI 1.37, 3.47) were more likely to report any delay, where experiencing financial difficulties predicted delays in treatment appointments (OR 5.72; 95% CI 1.96, 16.67). Health insurance coverage and concern about the pandemic were not statistically significantly associated with delays.

CONCLUSION: These findings may inform cancer care delivery during periods of instability when treatment may be disrupted by informing clinicians about concerns that patients have during the treatment process. Future research should assess whether delays in cancer care impact long-term cancer outcomes and whether delays exacerbate existing disparities in cancer outcomes.

PMID:38629238 | DOI:10.1002/cam4.7183

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Post-COVID anxiety, depression, and quality of life among Egyptian hemodialysis patients

Ther Apher Dial. 2024 Apr 17. doi: 10.1111/1744-9987.14128. Online ahead of print.

ABSTRACT

INTRODUCTION: This study examined the impact of Coronavirus disease 2019 on anxiety, depression, and health-related quality of life (HRQOL) among Egyptian hemodialysis (HD) patients.

METHODS: This multicenter cross-sectional study was carried out in Egypt in the years 2021-2022, where 300 HD patients from four HD centers were allocated into two groups: post-COVID and non-COVID. The Hospital Anxiety and Depression Scale (HADS) and the Kidney Disease QOL-36 questionnaire were used to assess anxiety, depression, and QOL of the included patients.

RESULTS: In the post-COVID group, abnormal and borderline cases of anxiety and depression were detected in 38.6% and 62.5% of patients, respectively, with no statistically significant difference between both groups. The post-COVID group showed higher work status and lower sexual and physical functioning, which correlated negatively with anxiety and depression scores.

CONCLUSION: Past-COVID infection did not influence depression and anxiety symptoms in HD patients. Sexual and physical functioning were more affected among COVID-survivors.

PMID:38629237 | DOI:10.1111/1744-9987.14128