Showing 1,941 - 1,960 results of 18,849 for search 'sample random sampling', query time: 0.16s Refine Results
  1. 1941

    Effects of Increasing Temperature on Bacterial Community Diversity in Mixed Stands of <i>Artemisia argyi</i> and <i>Solidago canadensis</i> in Eastern China by Haochen Yu, Guangqian Ren, Zhiyun Huang, Shanshan Qi, Biying Zhao, Xue Fan, Zhaoqi Zhu, Zhicong Dai, Daolin Du

    Published 2024-11-01
    “…Utilizing high-throughput sequencing and microbial community analysis on 72 samples collected from the <i>S. canadensis</i> invasion community, the shifts in soil microbiota under varying warming scenarios were investigated (+0 °C, +1.15 °C and +1.86 °C). …”
    Get full text
    Article
  2. 1942

    Compression Index Regression of Fine-Grained Soils with Machine Learning Algorithms by Mintae Kim, Muharrem A. Senturk, Liang Li

    Published 2024-09-01
    “…This study employs machine learning algorithms—the random forest regressor (RFR), gradient boosting regressor (GBR), and AdaBoost regressor (ABR)—to predict the <i>C<sub>c</sub></i> values based on a dataset comprising 915 samples. …”
    Get full text
    Article
  3. 1943

    Antimicrobial activity of copper-nickel coated door handles: a blinded, randomized controlled study in a clinical setting by Idelevich, Evgeny A., Schlattmann, Andreas, Sauerland, Cristina, Gebert, Carsten, Becker, Karsten

    Published 2025-08-01
    “…Bacterial counts from contact agar slide samples resulted in 0.86 cfu/cm2 on control and 0.6 cfu/cm2 on coated door handles which equals a difference of 30.2% (p=0.31). …”
    Get full text
    Article
  4. 1944
  5. 1945

    Microbial community profiling for forensic drowning diagnosis across locations and submersion times by Qin Su, Xiaofeng Zhang, Xiaohui Chen, Zhonghao Yu, Weibin Wu, Qingqing Xiang, Chengliang Yang, Jian Zhao, Ling Chen, Quyi Xu, Chao Liu

    Published 2025-04-01
    “…Methods In this study, using a murine model, we collected samples from three rivers at random sites at postmortem intervals (PMI) of 1, 4, and 7 days‌ to comprehensively evaluate the differences in microbial communities between mice subjected to drowning versus postmortem immersion. …”
    Get full text
    Article
  6. 1946

    Sensing using SERS-substrate and machine learning approaches by Bakal, Victoria Alexandrovna, Gusliakova, Olga Igorevna, Prikhozhdenko, Ekaterina Sergeevna

    Published 2025-06-01
    “…To analyze the SERS spectra obtained as a result of measurements of aqueous solutions of glucose with various concentrations on sensors, classification models developed using the ensemble method RandomForestClassifier were used. Confusion matrices were obtained to assess the ratio of truly classified spectra. …”
    Get full text
    Article
  7. 1947

    Effect of Green Tea on the Level of Salivary Interleukin-1 Beta in Patients with Chronic Periodontitis: A Randomized Clinical Trial by Gita Rezvani, Ferial Taleghani, Maryam Valizadeh

    Published 2022-01-01
    “…To measure the concentration of salivary IL-1β, saliva samples were taken from both groups at 2 time points, i.e., prior to SRP (time point 1 (T0)) and after 6 weeks (time point 2 (T1)). …”
    Get full text
    Article
  8. 1948

    Randomized clinical trial comparing removal followed by topical imiquimod versus removal followed by topical methylprednisolone in the treatment of keloids by Alexandre Spiandorello Ricciardi, Marcio Fernandes Chedid, Claudia Elizabeth Thompson, Rafaela Katrine da Silva, David Rubem Azulay, Mônica Manela-Azulay

    Published 2025-08-01
    “…The aim of this study was to evaluate the efficacy and effectiveness of topical imiquimod associated with surgical excision in the treatment of keloid. Methods: A randomized, double blind, matching-lesion (self-paired manner) clinical trial. …”
    Get full text
    Article
  9. 1949

    THERAPEUTIC EQUIVALENCE OF ORIGINAL CLOPIDOGREL (PLAVIX) AND ITS GENERIC (EGITROMB). RESULTS OF COMPARATIVE RANDOMIZED CROSS-OVER BLIND STUDY by V. V. Yakusevich, A. S. Petrochenko, V. A. Simonov, N. Yu. Levshin, A. D. Deev

    Published 2016-01-01
    “…Study blinding was provided by the following approach: doctors of cardiology clinic performed clinical monitoring and drug distribution; coded blood samples for platelet aggregation assessment were studied in independent laboratory of thrombosis; statistical data analysis was performed by biostatistics expert in other research center. …”
    Get full text
    Article
  10. 1950
  11. 1951
  12. 1952

    The effect of motivational interviewing on healthy lifestyle behaviors and quality of life in on menopausal women: a pilot randomized controlled trial by İlksen Orhan, Yurdagül Yağmur

    Published 2025-07-01
    “…Abstract Background This study aims to determine the effect of motivational interviewing (MI), an effective communication technique, on healthy lifestyle behaviors and quality of life in menopausal women. Methods This is a randomized controlled empirical study. The study was conducted with a total of 136 women, including 68 for experimental group and 68 for control group. …”
    Get full text
    Article
  13. 1953
  14. 1954

    Association of different milk fat content with coronary artery disease and myocardial infarction risk: A Mendelian randomization study. by Jiacan Wu, Guanghong Tao, Hua Xiao

    Published 2024-01-01
    “…CAD and MI comprised 141,217 and 395,795 samples, respectively. We used inverse variance weighted (IVW), weighted median, MR-Egger regression, and MR Pleiotropy Residual Sum and Outlier analyses to determine whether pleiotropy and heterogeneity could skew the MR results. …”
    Get full text
    Article
  15. 1955

    A pilot mixed‐methods randomized controlled trial of verbal versus electronic screening for adverse social determinants of health by Wendy Macias‐Konstantopoulos, Gia Ciccolo, Alona Muzikansky, Margaret Samuels‐Kalow

    Published 2022-02-01
    “…Participants were purposively sampled to complete qualitative interviews balanced across 4 groups defined by health literacy scores (high vs limited) and screening modality. …”
    Get full text
    Article
  16. 1956

    Pharmacokinetic evaluation of two oral Resveratrol formulations in a randomized, open-label, crossover study in healthy fasting subjects by Jing Wang, Tingting Liu, Peiru Chen, Dongli Yin, Haijun Zhang, Xiang Qiu, Shengcan Zou, Weiyong Li

    Published 2025-07-01
    “…Blood samples were collected after a single dose for pharmacokinetic (PK) analysis, including Cmax, AUC0 − t, AUC0−∞, Tmax, and T1/2. …”
    Get full text
    Article
  17. 1957
  18. 1958

    Effectiveness of a new thermal insulation blanket in the control of inadvertent perioperative hypothermia and comfort: a randomized controlled trial by Isaura Carvalho, Miguel Carvalho, Fernando Abelha, Teresa Martins

    Published 2024-12-01
    “…Parametric statistics were performed, and independent samples t-tests and repeated measures were used to compare temperature variations and thermal comfort. …”
    Get full text
    Article
  19. 1959
  20. 1960

    Impacts of the Mindfulness Meditation Mobile App Calm on Undergraduate Students’ Sleep and Emotional State: Pilot Randomized Controlled Trial by Tovan Lew, Natnaiel M Dubale, Erik Doose, Alex Adenuga, Holly E Bates, Sarah L West

    Published 2025-06-01
    “…The impact of the treatment on all outcomes was examined using linear mixed model analyses. Independent samples t ResultsA total of 80 students met the inclusion criteria and were randomly assigned to the control (n=40) or treatment (n=40) group. …”
    Get full text
    Article