Showing 561 - 580 results of 696 for search 'obstructive sampling', query time: 0.09s Refine Results
  1. 561
  2. 562

    An Integrative Machine Learning Model for Predicting Early Safety Outcomes in Patients Undergoing Transcatheter Aortic Valve Implantation by Abilkhair Kurmanaliyev, Kristina Sutiene, Rima Braukylienė, Ali Aldujeli, Martynas Jurenas, Rugile Kregzdyte, Laurynas Braukyla, Rassul Zhumagaliyev, Serik Aitaliyev, Nurlan Zhanabayev, Rauan Botabayeva, Yerlan Orazymbetov, Ramunas Unikas

    Published 2025-02-01
    “…To handle unbalanced classification problems, an adaptive synthetic (ADASYN) sampling approach was used. A fined-tuned random forest (RF) machine learning model was developed to predict early safety outcomes, defined as all-cause mortality, stroke, life-threatening bleeding, acute kidney injury (stage 2 or 3), coronary artery obstruction requiring intervention, major vascular complications, and valve-related dysfunction requiring repeat procedures. …”
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  3. 563

    SCIENCE TEACHERS’ ICT USE FREQUENCY AND THE BARRIERS THEY WERE EXPOSED by Fatma TAŞKIN EKİCİ, Seçil DEMİRHAN, İzzet KARA, Erhan EKİCİ

    Published 2014-07-01
    “…Majority of the teachers stated that they perceived these obstructions as partial barrier for them. In other items, the teachers stated that they didn’t consider these obstructions as major barrier for them. …”
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    Article
  4. 564
  5. 565

    Dodder (Cuscuta sp.) Extract Ameliorates Liver Fibrosis in Bile Duct-Ligated Rats by Ömercan Albayrak, Dilek Özbeyli, Ali Şen, Özge Çevik, Ömer Erdoğan, Feriha Ercan, Fatma Kanpalta Mustafaoğlu, Seren Ede Pazarbaşı, Göksel Şener

    Published 2022-06-01
    “…Objective: The aim is to examine the possible protective effect of Cuscuta sp. extract against liver damage induced by biliary obstruction in rats. Materials and Methods: To induce biliary obstruction, the bile duct ligation (BDL) method was used. …”
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    Article
  6. 566

    Changes in Upper Airway Airflow After Rapid Maxillary Expansion Beyond the Peak Period of Adenoidal Growth—A CBCT Study Using Computer Fluid Dynamics and Considering Adenoidal Dime... by Giuseppe Palazzo, Rosalia Leonardi, Gaetano Isola, Manuel Lagravere, Antonino Lo Giudice

    Published 2025-05-01
    “…Background/Objectives: This retrospective study used computer fluid dynamics (CFD) to evaluate the medium-term changes in the upper airways (UA) airflow after rapid maxillary expansion (RME) in three age-matched groups with different degrees of adenoidal obstruction. Methods: The sample included Cone-Beam Computed Tomography (CBCT) of 67 adolescents taken before (T0) and 12 months after RME (T1) and divided into three cohorts: Control Group (CG, <25% obstruction: 24 subjects, mean age = 11.8 ± 1.3), Adenoids Group 1 (AG1, >25% <75% obstruction: = 22 subjects, mean age = 10.9 ± 1.5), Adenoids Group 2 (AG2, >75% obstruction: = 21 subjects, mean age = 11.2 ± 1.6). …”
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  7. 567

    Prediction of Vascular Access Stenosis by Lightweight Convolutional Neural Network Using Blood Flow Sound Signals by Jia-Jung Wang, Alok Kumar Sharma, Shing-Hong Liu, Hangliang Zhang, Wenxi Chen, Thung-Lip Lee

    Published 2024-09-01
    “…In this study, we utilized a condenser microphone to capture the blood flow sounds before and after angioplasty surgery, analyzing 3819 sound samples from 119 dialysis patients. These sound signals were transformed into spectrogram images to classify obstructed and unobstructed vascular accesses, that is fistula conditions before and after the angioplasty procedure. …”
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  8. 568

    A genome-wide association study of pulmonary function measures in the Framingham Heart Study. by Jemma B Wilk, Ting-Hsu Chen, Daniel J Gottlieb, Robert E Walter, Michael W Nagle, Brian J Brandler, Richard H Myers, Ingrid B Borecki, Edwin K Silverman, Scott T Weiss, George T O'Connor

    Published 2009-03-01
    “…Identified SNPs were examined in an independent set of 835 Family Heart Study participants enriched for airflow obstruction. Four SNPs in tight linkage disequilibrium on chromosome 4q31 were associated with the percent predicted FEV(1)/FVC ratio with p-values of genome-wide significance in the Framingham sample (best p-value = 3.6e-09). …”
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  9. 569

    An Unusual Presentation of Bladder Carcinoma in a Visceral Hernia: A Case Report and Literature Review by Pouya Ebrahimi, Abbas Mahdavian, Maryam Mousavinejad, Delaram J. Ghadimi, Maryam Taheri, Fatemeh Mahmudi

    Published 2025-02-01
    “…These cancers are primarily seen in adults > 60 years old and mostly present with microscopic or frank hematuria or obstruction of the urinary system. However, these rare cancers can be found in hernias. …”
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  10. 570

    Retrograde ureteral catheterization under local anesthesia for emergency drainage in patients with infection and hydronephrosis secondary to ureteral calculi: Experience from a ter... by Chun-Kai Hsu, Wan-Ling Young, Shu-Yu Wu

    Published 2023-01-01
    “…Conclusion: RUS under local anesthesia is safe and effective for treating infective hydronephrosis due to ureteral stone obstruction. A randomized controlled trial with a large sample remains necessary to validate these findings.…”
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  11. 571
  12. 572

    Concordance of diagnostic tests, ultrasound of urinary tract versus non-contrast CT in urolithiasis in a four-level center in Bogotá, Colombia by Hugo López, Juliana Arenas, María P. Torres, Alejandra Niño-Alarcón

    Published 2024-07-01
    “…For the location of the largest stone diagnosed between the two images, it was 0.54. For obstruction and degree of obstruction, the kappa correlation value between images was 0.42. …”
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  13. 573

    LIQUID SMOKE SUBMERSIVE EFFECTIVENESS OF ACRYLIC PLATE TO THE GROWTH OF CANDIDA ALBICANS by Mochamad Haldi Tri Hutama, Windriyatna Windriyatna, Dwi Ngestiningsih, RR Mahayu Dewi Ariani, Tyas Prihatiningsih

    Published 2021-10-01
    “…Methods: This research was categorized into experimental research which exerted post-test control group research design. The total sample in this research was 25 samples, four treatment groups, and one control group. …”
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  14. 574

    A probabilistic gap based condition prediction approach for desulfurization slurry circulating pump by Jiaxing Zhu, Buyun Sheng, Junlan Hu, Yanfei Li, Ruiping Luo, Yue Shi

    Published 2025-03-01
    “…However, predicting the condition of DSC pumps is hindered by a lack of samples, obstructing field development. This paper proposes a solution using probabilistic gap positive-learning (PGPU) and biased SVM algorithms. …”
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  15. 575

    Urinary Elimination of Bile Acid Glucuronides under Severe Cholestatic Situations: Contribution of Hepatic and Renal Glucuronidation Reactions by Martin Perreault, Ewa Wunsch, Andrzej Białek, Jocelyn Trottier, Mélanie Verreault, Patrick Caron, Guy G. Poirier, Piotr Milkiewicz, Olivier Barbier

    Published 2018-01-01
    “…Using liquid chromatography coupled to tandem mass spectrometry, 11 BA glucuronide (-G) species were quantified in prebiliary and postbiliary stenting serum and urine samples from 17 patients with biliary obstruction. …”
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  16. 576

    Cold-Plasma Ablation Use in Endoscopic Endonasal Dacryocystorhinostomy by G. S. Shkol'nik, S. F. Shkol'nik, V. N. Krasnozhen, N. P. Pashtaev

    Published 2019-12-01
    “…With the use of the equipment Coblator II were 31 unilateral dacryocystorhinostomy patients with obstruction of the lacrimal ducts at the level of the lacrimal-nasal duct. …”
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  17. 577

    VEGETATION CHARACTERISTICS OF WILD TURKEY ROOST SITES DURING SUMMER IN SOUTH‐CENTRAL SOUTH DAKOTA by Lester D. Flake, Randall A. Craft, W. Lee Tucker

    Published 1995-01-01
    “…Vegetation characteristics were sampled at 31 wild turkey roost sites in south‐central South Dakota for a population resulting primarily from the release of Merriam's turkeys in the 1950s and early 1960s. …”
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  18. 578

    Nonlinear signal processing, spectral, and fractal based stridor auscultation: A machine learning approach by VIMAL RAJ, A RENJINI, M S SWAPNA, S SREEJYOTHI, S SANKARARAMAN

    Published 2022-03-01
    “…The appearance of B and C in the PSD plot of ST is due to the obstructions in the trachea and upper airways caused by lesions. …”
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  19. 579

    A rare cause of stridor: Isolated tracheal amyloidosis by Numbere K Numbere, Jamal Grayez

    Published 2014-01-01
    “…Bronchoscopic debulking was then performed and the samples obtained confirmed tracheal amyloidoisis. …”
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  20. 580

    Centre et périphéries : des espaces en compétition ? by Moritz Lennert, Mathieu Van Criekingen

    Published 2003-12-01
    “…This article presents the results of an enquiry concerning the types of localisation chosen by a sample of production service enterprises in the Brussels Capital Region and its periphery. …”
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