Publications by authors named "Ozguer Ekinci"

Objectives: To examine citrate anticoagulation in continuous renal replacement therapy (CRRT) in the PICU.

Design: Post hoc analysis of a curated, multicenter dataset collected from January 1, 2022, to June 1, 2023.

Setting: Seven PICUs in Turkey.

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Background: The aim of our study is to analyze the orthopedic injuries and the use of protective equipment among commercial motorcycle couriers during the Coronavirus Disease 2019 (COVID-19) pandemic in a level 1 trauma center in Istanbul, to provide epidemiological data, and to serve as a baseline for future studies.

Methods: Commercial motorcycle couriers involved in traffic accidents while working, and who were brought to the emergency department between April 2020 and April 2022, were included in our study. The protective equipment worn at the time of the accidents, including helmets, jackets, pants, gloves, and boots, were recorded.

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Aims: Individuals with diabetes frequently encounter sleep disturbances, which can detrimentally impact glycaemic management. We reviewed the relationship between sleep outcomes and glycaemic variability in adults with diabetes.

Methods: We systematically searched Medline, EMBASE and Cochrane Library (2002-March 2023) for studies evaluating sleep and glycaemic variability in adults with type 1 and type 2 diabetes.

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Objective: Coronavirus Disease 2019 (COVID-19) has affected every aspect of human life and all health care systems globally. The aim of this study was to investigate the effect of COVID-19 pandemic on the frequency, presentation and surgical outcomes of complicated appendicitis.

Methods: Patients who underwent appendectomy for acute appendicitis one year before and one year after the declaration of the pandemic were investigated.

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Harnessing the potential of solar photovoltaic (PV) technology relies heavily on accurately estimating the model parameters of PV cells/modules using real current-voltage (I-V) data. Achieving optimal parameter values is essential for the performance and efficiency of PV systems, necessitating the use of advanced optimization techniques. In our endeavor, we introduce a multi-strategy improvement approach for the Runge Kutta (RUN) optimizer, a cutting-edge tool used for tackling this critical task in both single-diode and double-diode PV unit models.

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Breast cancer, a widespread and life-threatening disease, necessitates precise diagnostic tools for improved patient outcomes. Tumor-Infiltrating Lymphocytes (TILs), reflective of the immune response against cancer cells, are pivotal in understanding breast cancer behavior. However, inter-observer variability in TILs scoring methods poses challenges to reliable assessments.

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The imbalance between generated power and load demand often causes unwanted fluctuations in the frequency and tie-line power changes within a power system. To address this issue, a control process known as load frequency control (LFC) is essential. This study aims to optimize the parameters of the LFC controller for a two-area power system that includes a reheat thermal generator and a photovoltaic (PV) power plant.

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Background: Poststroke osteoporosis, particularly of the hip, and an increased risk of fractures due to accidental falls are well known in people with stroke. Only a few of the current stroke guidelines recommend bone mineral density (BMD) measurements during follow-up in this population and measurements are often performed unilaterally.

Objectives: To compare femoral hip BMD between fallers and nonfallers among patients with stroke, while also assessing differences in balance, mobility, fear of falling, and exploring discrepancies between paretic and nonparetic sides within each group.

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Background: The safety and efficacy of sodium-glucose cotransporter 2 (SGLT2) inhibitors in hospitalized patients are unclear.

Purpose: To evaluate outcomes of inpatient SGLT2 inhibitor use.

Data Sources: MEDLINE, Embase, Emcare, and Cochrane databases were searched through 29 May 2024.

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This study focuses on the classification of six different macrofungi species using advanced deep learning techniques. Fungi species, such as , , , , and were chosen based on their ecological importance and distinct morphological characteristics. The research employed 5 different machine learning techniques and 12 deep learning models, including DenseNet121, MobileNetV2, ConvNeXt, EfficientNet, and swin transformers, to evaluate their performance in identifying fungi from images.

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Low immunoglobulin E (IgE) levels are defined as values below 2.5 IU/mL. Selective IgE deficiency (sIgED) refers to reduced serum IgE levels in patients with normal IgA/G/M levels.

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This study aimed to investigate selected brain-specific biomarkers in cattle with tropical theileriosis caused by Theileria annulata (T. annulata) and to evaluate their diagnostic and prognostic significance. The study group consisted of 25 cattle naturally infected with T.

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The study aims to examine the effective factors influencing the decision of families to whom medical abortion was recommended due to fetal anomalies. The cross-sectional study was conducted at İstanbul University Hospital, Department of Gynecology and Obstetrics, High-Risk Pregnancies and Maternity Ward. The sample consisted of 233 pregnant women, to whom medical abortion was recommended due to the diagnosis of foetal anomaly collected inover a 1-year period.

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Objectives: To review studies of interventions for reducing the impact of type 2 diabetes in Aboriginal and Torres Strait Islander people. The primary aim was to review and summarise the characteristics and findings of the interventions. The secondary aims were to assess their effects on diabetes and cardiometabolic risk factors, and the proportions of people with type 2 diabetes who achieved therapeutic targets with each intervention.

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Article Synopsis
  • * A review of 14 studies, covering 159 patients, showed that direct viral infection isn't the primary cause of kidney damage; instead, factors like specific genotypes among patients of African descent contribute to conditions like collapsing glomerulopathy.
  • * Understanding COVID-19-related kidney problems is crucial for developing better treatment strategies and preventing chronic kidney disease, but more research is needed to grasp the long-term effects.
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Aim: To investigate cervical spinal tractography (CST) and diffusion tensor imaging findings in patients with intramedullary cervical spinal cord (CSC) tumors and to evaluate the association between qualitative diffusion tensor tractography (DTT) findings and neurological examination findings (NEF).

Material And Methods: Neuroradiology case records were retrospectively evaluated to identify patients with intramedullary CSC tumors who underwent cervical spinal DTT. Conventional magnetic resonance imaging (MRI) and DTT were performed using a 3.

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Article Synopsis
  • Modern power systems face stability challenges due to increased renewable energy integration and variable load demands, making traditional PID controllers less effective for load frequency control (LFC).
  • This paper introduces a new filtered PID (PID-F) controller enhanced by a hybrid optimizer called hSA-QIO, which combines simulated annealing and quadratic interpolation for better performance.
  • The hSA-QIO significantly improves LFC outcomes, reducing error metrics and response times in a two-area interconnected power system with hybrid energy generation, showcasing its effectiveness over existing optimization methods.
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Article Synopsis
  • A study from Istanbul compared psychiatric admission and diagnosis rates in children and adolescents during the first three months of the COVID-19 pandemic with the same periods in the previous year.
  • The results showed significant increases in diagnoses of autism spectrum disorder (ASD), obsessive-compulsive disorder (OCD), intellectual disability (ID), attention-deficit hyperactivity disorder (ADHD), and depression during the pandemic compared to previous periods.
  • The findings indicate a notable rise in pediatric neurodevelopmental disorders, particularly ASD, due to the initial phase of the pandemic.
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Power electronic converters are widely used in various fields of electrical equipment. Due to their fast dynamics and non-linear nature, controlling them requires dealing with various complexities. Therefore, having a well-designed, high-speed, and robust controller is critical to ensure the effective operation of these devices.

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Acute myeloid leukemia and myelodysplastic syndrome are both clonal hematologic malignancies that primarily affect older adults. Current treatments for AML/MDS are both limited in number and efficacy. This study aims to evaluate venetoclax-based therapies in AML/MDS, focusing on overall survival and recurrence-free survival rates, and to expand real-world data on its use.

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: The aim of this study was to investigate the circulating levels of asprosin, clusterin, zinc-alpha-2-glycoprotein (ZAG), nuclear factor-kappa B (NF-κB), and peroxisome proliferator-activated receptor-gamma (PPAR-γ) in patients with T2DM in relation to microvascular and macrovascular complications. Measuring these biomarkers may provide insight into the pathophysiology of T2DM and indicate novel targets for the therapy of diabetes-related complications. : A total of 260 subjects consisting of four groups: healthy controls (Group-1), T2DM patients without complications (Group-2), T2DM patients with microvascular complications (Group-3), and T2DM patients with macrovascular complications (Group-4).

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Deep neural networks (DNNs) have demonstrated exceptional performance in medical image analysis. However, recent studies have uncovered significant vulnerabilities in DNN models, particularly their susceptibility to adversarial attacks that manipulate these models into making inaccurate predictions. Vision Transformers (ViTs), despite their advanced capabilities in medical imaging tasks, have not been thoroughly evaluated for their robustness against such attacks in this domain.

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Objectives: To review evidence regarding the impact of physical activity interventions for preventing and managing type 2 diabetes in Aboriginal and Torres Strait Islander Australians.

Study Design: We searched for published reports of physical activity interventions for preventing and managing type 2 diabetes in Indigenous adults (18 years or older). There were no exclusion criteria regarding study type or duration, frequency, length, or intensity of physical activity, except that short term interventions were excluded.

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