Showing 681 - 700 results of 1,537 for search '"Observational study"', query time: 0.09s Refine Results
  1. 681

    Predicting the correlation between neurological abnormalities and thyroid dysfunction using artificial neural networks by Dina Falah Noori Al-Sabak, Leila Sadeghi, Gholamreza Dehghan

    Published 2024-10-01
    “…Conducted at the Tabriz Sadra Institute of Medical Sciences in Iran, the observational study involved 80 hypothyroid patients and 80 age-matched healthy controls. …”
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  2. 682

    Information on dental prostheses use and bone resorption in older adults by Emily Sarahy Santana Moya, Danna Sharick Tello Nazareno, Jaime Fernando Armijos Moreta, Silvia Marisol Gavilánez Villamarín

    Published 2022-12-01
    “…<br /><strong>Methods:</strong> cross-sectional descriptive observational study carried out from January to May 2022. 420 inhabitants of the Santa Rosa cooperative was the universe and 50 adults over 65 years of age from the El Buen Pastor church was the sample, selected by simple random sampling. …”
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  3. 683

    Online applications as a protective factor for amnestic mild cognitive impairment by Yordanis Garbey Pierre, Marlene Gorguet Pi, Yudit Batista Delgado, Yoismel Álvarez Heredia, Darriela Annet Ramos Gorguet

    Published 2024-05-01
    “…<strong><br />Methods:</strong> analytical observational study, case-control type, carried out in family doctor's office number 1, at the Ramón López Peña Teaching Polyclinic health area, Santiago de Cuba province, from July to December 2023. …”
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  4. 684

    Efficacy of BNT162b2 and CoronaVac in patients diagnosed with COVID-19 by Dogan Mustafa, Yilmaz Berna

    Published 2023-06-01
    “…This retrospective observational study is aimed to determine the efficacy of BNT162b2 (Pfizer-BioNTech) and CoronaVac (Sinovac) vaccines against symptomatic or severe disease in COVID-19-diagnosed patients. …”
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  5. 685

    Effect of perampanel in reducing depression in patients with focal epilepsy by Min Ming, Long Chen, Jian Huang, Ying Huang, Jiali Yin

    Published 2025-06-01
    “…Methods: This is a prospective observational study. We included a total of 68 patients with focal EP, which were treated with perampanel. …”
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  6. 686

    Clinical presentation of human leptospirosis in febrile patients: Urabá, Colombia. by Pablo Uribe-Restrepo, Janeth Perez-Garcia, Margarita Arboleda, Claudia Munoz-Zanzi, Piedad Agudelo-Florez

    Published 2024-09-01
    “…<h4>Methodology/principal findings</h4>A prospective multicenter observational study was conducted in six health institutions in the region of Urabá, Colombia. …”
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  7. 687
  8. 688

    Hematological Factors and MRI in Covid-19 Infected may Predict the Prevalence of Multiple Sclerosis in the Post-Covid era by Bakhtiar Ebrahimirad, Mahnaz Taherianfard, Arash Mosarezaii

    Published 2024-10-01
    “…Materials and Methods In this cross-sectional observational study, 80 human samples were selected from 20-50-year-olds infected with COVID-19 based on PCR tests at the time of infection from February 11th, 2020 to November 20th, 2021. …”
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  9. 689

    Long-term sublingual bacterial immunotherapy prevents ear, nose and throat infections: A real-life study by Paula F Aarestrup, Matheus F Aarestrup, Beatriz JV Aarestrup, Edir P Cheloni, Fernando M Aarestrup

    Published 2025-01-01
    “…This real-life observational study investigated the potential of sublingual bacterial immunotherapy in the prevention of ear, nose, and throat infections. …”
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    Article
  10. 690

    Risk Factors for Gastrointestinal Cancer: a Study in General Surgery and Gastroenterology Patients by Iván Pimienta Concepción, Icler Naum Sisalema Aguilar, Diego Fernando Vaca Sánchez

    Published 2023-10-01
    “…<br /><strong>Methods:</strong> an observational study was carried out in the General Surgery Department of a private hospital, with 50 patients hospitalized for cancer of the gastrointestinal tract, which included: stomach, pancreas and colorectal cancer. …”
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  11. 691

    Age-Related Change of Axial Length, Spherical Equivalent, and Prevalence of Myopia and High Myopia in School-Age Children in Shanghai: 2014–2018 by Tao Li, Bo Jiang, Xiaodong Zhou

    Published 2020-01-01
    “…Methods. This was an observational study in Shanghai. The same 3 schools were selected in 2014 and 2018, respectively. …”
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  12. 692

    Complications, Reoperations, and Nutrient Deficiencies Two Years after Sleeve Gastrectomy by Nicole Pech, Frank Meyer, Hans Lippert, Thomas Manger, Christine Stroh

    Published 2012-01-01
    “…Over a period of 56 months, all consecutive patients who underwent SG were documented in this prospective, single-center, observational study. The study endpoints included operative time, complication rates, nutritional deficiencies and percentage of excess weight loss (%EWL). …”
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  13. 693

    β2microglobulin levels, clinical and sociodemographic variables in patients with recently diagnosed chronic lymphoproliferative syndrome by Pedro Javier Sánchez Sánchez, Julio Dámaso Fernández Águila, Pedro Sánchez Frenes, María de Jesús Sánchez Bouza, Karelys Díaz Alfonso

    Published 2023-03-01
    “…<br /><strong>Methods:</strong> cross-sectional descriptive observational study. The series was made up of all adult patients (universe 50) recently diagnosed (without starting specific antitumor therapy) of multiple myeloma, chronic lymphoid leukemia, non-Hodgkin lymphoma and Hodgkin lymphoma, admitted to the Hematology Service of the Dr. …”
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  14. 694

    The Efficacy of Paxman Scalp Cooling System in Preventing Hair Loss in Breast Cancer Patients Receiving Chemotherapy in Western India – Multi-centre Retrospective Cohort Study by Mangesh Mekha, Ashish Joshi, Vashishth Maniar, Udip Maheshwari, Kshitij Joshi, Pritam Kalaskar, Smit Sheth, Pradip Kendre, Disha Morzaria, Reshma Korgavkar, Chandrashekhar Pethe, Sonal Dhande

    Published 2024-01-01
    “…Materials and Methods: This is a multi-centre, retrospective-observational study including patients registered from 1st March, 2019 to 30th April, 2021 undergoing chemotherapy for breast cancer by using PSCS. …”
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  15. 695

    Clinicoradiological Manifestations of Melioidosis with Pulmonary Involvement in a Tertiary Hospital Setup by P Prem Ananth, R Anand, R Prathipa, S Raghul Raj, N Nagarajan

    Published 2025-01-01
    “…Materials and Methods: This was a single-centered retrospective observational study where the data of 30 culture-positive melioidosis patients admitted to our hospital from August 2020 to August 2023 were collected and analyzed. …”
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  16. 696

    Is hypercalcaemia immediately life-threatening? A prospective study by David Trewick, Mathilde Le Borgne, Julie Regnault, Camille Guimard

    Published 2025-01-01
    “…Design and methods: We conducted a prospective observational study aiming to include the first one hundred patients aged ≥18 who had a calcium concentration ≥3 mmol/L, admitted to the emergency department (ED). …”
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  17. 697

    The effect of occlusal balance and prosthesis on occlusal function of patients after dental implant restoration by Yanli Zhang, Baorong Zhang

    Published 2025-01-01
    “…Objective: This observational study investigated the relationship between occlusal balance and the tightness of restorative-contralateral occlusal contact in patients undergoing dental implant restorations. …”
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  18. 698

    Scoping Review of the Zika Virus Literature. by Lisa A Waddell, Judy D Greig

    Published 2016-01-01
    “…The majority of studies used observational study designs, 89.7% (209/233), of which 62/233 were case studies or case series, while fewer (24/233) used experimental study designs. …”
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  19. 699

    The Performance of Direct Disk Diffusion for Community Acquired Bacteremia due to Gram-Negative Bacilli and Its Impact on Physician Treatment Decisions by Peter Daley, Adam Comerford, Jurgienne Umali, Carla Penney

    Published 2016-01-01
    “…Methods. Retrospective observational study of all positive blood cultures with Gram-negative Bacilli, collected over one year. …”
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  20. 700

    Anticardiolipin Autoantibodies as Useful Biomarkers for the Prediction of Mortality in Septic Patients by Amal Abouda, Z. Hajjej, A. Mansart, W. Kaabechi, D. Elhaj Mahmoud, O. Lamine, E. Ghazouani, M. Ferjani, I. Labbene

    Published 2022-01-01
    “…We conducted a prospective single-center observational study including consecutive critically ill septic adults admitted to the intensive care unit. …”
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    Article