Showing 14,781 - 14,800 results of 18,849 for search 'sample random sampling.', query time: 0.16s Refine Results
  1. 14781

    Shear bond strength and ARI scores of metal brackets to glazed glass ceramics and zirconia: an in vitro study investigating surface treatment protocols by Claire Pédemay, Philippe François, Vincent Fouquet, Sarah Abdel-Gawad, Jean-Pierre Attal, Claire-Adeline Dantagnan

    Published 2024-12-01
    “…A maxillary canine metal bracket was bonded to each sample with resin cement (Transbond XT, TXT). SBS tests and ARI score analysis were performed. …”
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    Article
  2. 14782

    HEALTH RISK ASSESSMENT OF PESTICIDE EXPOSURE IN FARMERS AROUND RICE FARMING AREA IN OGAN ILIR REGENCY, SOUTH SUMATRA, INDONESIA by Maksuk, Intan Kumalasari, Maliha Amin, Masdalina Pane

    Published 2024-03-01
    “…Methods: This study used an analytical observational design with a cross-sectional approach and was conducted in Pemulutan Subdistrict, Ogan Ilir Regency, from October 2020 to January 2021. The sample size consisted of 61 randomly selected respondents. …”
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  3. 14783

    Criteria for determining breeding‐pair status of male mallards captured in decoy traps by Michael G. Brasher, J. Brian Davis, Matthew R. Kaminski, Robert B. Emery, Richard M. Kaminski, Guy A. Baldassarre

    Published 2014-09-01
    “…Previous studies assigned pair status based on behavioral observations of randomly captured and marked birds, but this method limits control over sample sizes of paired and unpaired individuals. …”
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    Article
  4. 14784

    Assessment of the Effectiveness of a Skills Program in Emotion Perception and Understanding for School-age Children: A Pilot Study by Eliana M. Moreno, Irene Montes-Espinosa, Miguel A. Maldonado, José M. Armada-Crespo

    Published 2025-06-01
    “…The sample was made up of 22 participants. The intervention consisted of a training program, based on the skill model. …”
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  5. 14785

    Metabonomic analysis reveals correlations between mycotoxins and secondary metabolites in Penicillium expansum cultures via time-of-flight mass spectrometry by Shunbo Liu, Youming Shen, Ning Ma, Shan Jiang, Jianyi Zhang, Lixue Kuang, Guofeng Xu

    Published 2025-04-01
    “…These differential metabolites were used to build discriminant models, with random forest model achieving 98 % accuracy in distinguishing high- and low-PAT samples. …”
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    Article
  6. 14786

    Exploration of common pathogenic genes between cerebral amyloid angiopathy and insomnia based on bioinformatics and experimental validation by Xin-Yu Li, Kun Li, Yi-Han Wei, Wen-Kai Yu, Jing-Hao Wu, Kai Gao, Wen-Jun He, Peng-Peng Niu, Chan Zhang, Yu-Nan Cheng, Yu-Sheng Li

    Published 2025-07-01
    “…This study aims to identify common genes between CAA and insomnia and explore their potential molecular mechanisms, offering new insights for diagnosis and treatment. Blood samples were collected from 11 CAA patients and 11 healthy controls, followed by RNA sequencing (RNA-seq). …”
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  7. 14787

    Characteristics of gut and lung microbiota in patients with lung masses and their relationship with clinical features by Yanping Yang, Jiacheng Shen, Sulan Wei, Maosong Ye, Xing Zhao, Jian Zhou, Lin Tong, Jie Hu, Yuanlin Song, Shengdi Wu, Nuo Xu

    Published 2025-08-01
    “…Methods A total of 238 fecal samples and 34 BALF samples were collected from patients with benign and malignant masses and then analyzed by 16 SrRNA. …”
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    Article
  8. 14788
  9. 14789

    Effects of dietary glycerol monolaurate supplementation on milk production and methane emissions in Holstein dairy cows by R.L. Culbertson, P. Uzun, N. Seneviratne, A.B. Portela Fontoura, A.N. Davis, J.W. McFadden

    Published 2025-05-01
    “…During the final week of acclimation and the experimental period, milk was sampled consecutively for 9 milkings/week. Methane, carbon dioxide (CO2), and hydrogen (H2) gas measurements were collected 3 times per day over 4 d (12 samples/cow) using the GreenFeed system (C-Lock Inc., Rapid City, SD). …”
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  10. 14790

    Identification and validation of HOXC6 as a diagnostic biomarker for Ewing sarcoma: insights from machine learning algorithms and in vitro experiments by Yonghua Pang, Jiahui Liang, Jiahui Liang, Yakai Deng, Weinan Chen, Yunyan Shen, Jing Li, Xin Wang, Zhiyao Ren

    Published 2025-04-01
    “…Two-thirds of both the tumor and normal samples from the combined cohort were randomly selected for the training cohort, while the remaining one-third served as the internal validation cohort. …”
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  11. 14791

    Article RETRACTED due to manipulation by the authors The Effect Salvia Hispanica L Seed Extract on Blood Sugar Levels in Rats with Moderate Physical Activity by Reza Adityas Trisnadi, Rachmah Laksmi Ambardini, BM. Wara Kushartanti, Deni Hardianto, Panggung Sutapa, Karakauki Manil, Amran Amran, Rizqie Auliana, Danarstuti Utami, Desy Yunita Utami, Ardi Riyana, Ari Tri Astuti, Setyo Trisnadi, Bagas Widiyanto, Syafinda Meisari Trisnani, Nur Ulayatilmiladiyyah, Hadi Sarosa, Kukuh Wahyudin Pratama, Syed Kamaruzaman Syed Ali, Azhar Ramadhana Sonjaya, Asep Angga Permadi, Zainal Arifin

    Published 2024-01-01
    “…This research method is experimental and post-test control group design only. The number of samples is 15 male wistar rats aged 3-4 months with a weight of 180-200 grams repeated for 7 days, divided into 3 groups at random, that is the treatment group P0 as control, P1 received injection which. …”
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  12. 14792

    Explainable machine learning reveals ribosome biogenesis biomarkers in preeclampsia risk prediction by Jingjing Chen, Dan Zhang, Chengxiu Zhu, Lin Lin, Kejun Ye, Ying Hua, Mengjia Peng

    Published 2025-06-01
    “…Finally, qRT-PCR confirmed the differential expression of key genes in clinical samples.ResultsWe identified 25 ribosome biogenesis-related differentially expressed genes, which were significantly enriched in RNA degradation and rRNA processing. …”
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  13. 14793

    Prevalence of Anemia and Associated Factors in Child Bearing Age Women in Riyadh, Saudi Arabia by AlJohara M. AlQuaiz, Ashry Gad Mohamed, Tawfik A. M. Khoja, Abdullah AlSharif, Shaffi Ahamed Shaikh, Hamad Al Mane, Abdallah Aldiris, Ambreen Kazi, Durdana Hammad

    Published 2013-01-01
    “…Cross-sectional survey was conducted using two-stage cluster sampling. 25 clusters (primary health care centers (PHCC)) were identified from all over Riyadh, and 45–50 households were randomly selected from each cluster. …”
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  14. 14794

    Effect of thermocycling to adhesive interface of enamel analyzed by polarized light microscopy by Rafael Simões Gonçalves, Naiara Montes da Silva, Mauricio Umeno Watanabe, Mirela Sanae Shinohara

    Published 2016-11-01
    “…Half of the restored samples were submitted to thermocycling. Four slices of 1.0mm/sample were obtained to evaluate tag formation and silver nitrate infiltration. …”
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  15. 14795

    Impact of Different Toilet Cleaning/Disinfecting Regimens on Reducing the Risk of Exposure to Toilet-Borne Pathogens in American Household Restrooms by Stephanie A. Boone, Nick D. Childress, Norma Patricia Silva-Beltrán, Julie McKinney, M. Khalid Ijaz, Charles P. Gerba

    Published 2025-05-01
    “…A designated household member was responsible for cleaning/disinfecting surfaces at the beginning of each interval. Fomite sample collection was randomized, and samples were tested for heterotrophic, coliform, and <i>Escherichia coli</i> bacteria after specified intervals: 1, 2, 3, or 7 days. …”
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  16. 14796

    Chemical Characteristics of Biodegradable Packaging Made from Whey and Oil Palm Empty Fruit Bunch Juice by Muhammad Adriansyah, Zaky Syahputra, Arkan Fauzi, Indri Juliyarsi

    Published 2024-11-01
    “…The results of the test showed that the best treatment was found in the sample with the addition of 1.25% juice.…”
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  17. 14797

    The vicious cycle of depressive symptoms and disability in older adults by Mengzhen Sun, Xiaoru Sun, Hui Zhang, Xiaoyan Jiang, Xiaofeng Wang, Qi Zhang

    Published 2025-09-01
    “…The subset A and subset B included 3,459 and 3,801 samples, respectively. A random-intercept cross-lagged panel model was employed to explore the bidirectional dynamic relationship between depressive symptoms and physical function indicators, including BADL (basic ADL), IADL (instrumental ADL), and ADL (a combination of BADL and IADL). …”
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  18. 14798

    Prognostic value of 12 novel cardiological biomarkers in stable coronary artery disease. A 10-year follow-up of the placebo group of the Copenhagen CLARICOR trial by Per Winkel, Janus Christian Jakobsen, Jørgen Hilden, Erik Kjøller, Ahmad Sajadieh, Jens Kastrup, Hans Jørn Kolmos, Anders Larsson, Johan Ärnlöv, Christian Gluud, Kasper Karmark Iversen, Gorm Boje Jensen, Mette Bjerre

    Published 2020-08-01
    “…Adding the remaining 10 biomarkers (high-sensitive assay cardiac troponin T; neutrophil gelatinase-associated lipocalin; osteoprotegerin; N-terminal pro-B-type natriuretic peptide; tumour necrosis factor receptor 1 and 2; pregnancy-associated plasma protein A; endostatin; YKL40; cathepsin-B), which were all individually significantly associated with the prediction of the two outcomes, increased the figures to 84.7% and 69.7%.Conclusion When ‘standard predictors’ routinely available in general practices are used for risk assessment in consecutively sampled patients with stable coronary artery disease, the addition of 10 novel biomarkers to the prediction model improved the correct prediction of all-cause death and the composite outcome by &lt;1.5%.Trial registration number NCT00121550.…”
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  19. 14799

    Integrated renin angiotensin system dysregulation and immune profiles predict COVID-19 disease severity in a South African cohort by Talitha Müller, Sonwabile Dzanibe, Cascia Day, Phelelani Thokozani Mpangase, Tafadzwa Chimbetete, Sarah Pedretti, Sylva Schwager, Clive M. Gray, Edward Sturrock, Jonny Peter

    Published 2025-04-01
    “…Participants (n = 172) in Cape Town were sampled longitudinally (including a recovery timepoint [> 3-month]), across WHO asymptomatic to critical severity. …”
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  20. 14800

    Comparative performance evaluation of quartz and snail shell powders modified concrete: Mechanical, machine learning, and microstructural assessments by Md. Habibur Rahman Sobuz, Md. Kanan Chowdhury Tilak, SM Arifur Rahman, Fahim Shahriyar Aditto, Faiz Uddin Ahmed Shaikh, Md. Kawsarul Islam Kabbo, M Jameel, Md. Munir Hayet Khan

    Published 2025-05-01
    “…Later, the extreme gradient boosting ML algorithm provided a nominal coefficient of determination of 0.988 in the prediction of compressive strength of concrete compared to the gradient boosting and random forest model. Finally, scanning electron microscopy on the hardened samples indicated a consistent development of dense microstructure by reducing voids and cracks over the testing period. …”
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