Showing 15,921 - 15,940 results of 18,849 for search 'sample random sampling.', query time: 0.22s Refine Results
  1. 15921

    Cambios en fracciones de fósforo en Inceptisoles y Mollisoles por aplicaciones de vinaza y/o cloruro de potasio Changes in fractions of phosphorus in Inceptisols and Mollisols... by Diego Iván ángel S, Juan Carlos Menjívar Flores

    Published 2010-07-01
    “…For both soils these same fractions showed high levels and significant difference between sampling indicating an adequate supply at the time of this nutrient, which is beneficial for short-cycle crops. …”
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  2. 15922

    A nomogram prediction model for embryo implantation outcomes based on the cervical microbiota of the infertile patients during IVF-FET by Yanan Wu, Lingyun Shi, Zili Jin, Wenjun Chen, Fuxin Wang, Huihua Wu, Hong Li, Ce Zhang, Rui Zhu

    Published 2025-04-01
    “…This study included 131 women aged 20–35 years who underwent their first or second IVF-FET cycle with no obvious unfavorable factors for implantation. Cervical microbiota samples were collected on the embryo transfer day and analyzed using 16S rDNA full-length sequencing. …”
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  3. 15923

    Advances in soil salinity diagnosis for mangrove swamp rice production in Guinea Bissau, West Africa by Gabriel Garbanzo, Jesus Céspedes, Marina Temudo, Maria do Rosário Cameira, Paula Paredes, Tiago Ramos

    Published 2025-06-01
    “…At three study sites in the north, center, and south of the country, 382 soil samples were collected under initial conditions before rice cultivation. …”
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  4. 15924

    Metabolomic profiling reveals interindividual metabolic variability and its association with cardiovascular-kidney-metabolic syndrome risk by Meng Zhou, Wenxiu Sun, Yuhan Gao, Bei Jiang, Tianwei Sun, Rui Xu, Xiujuan Zhang, Qian Wang, Qiuhui Xuan, Shizhan Ma

    Published 2025-08-01
    “…Methods A cross-sectional study was conducted involving 163 adults, which included 86 individuals clinically staged as CKM 0–3 according to the criteria proposed by the American Heart Association (AHA). Plasma samples underwent untargeted metabolomic and lipidomic profiling using liquid chromatography–mass spectrometry (LC–MS). …”
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  5. 15925

    Dose–response study of a fenugreek-based antibiotic alternative in Bábolna Tetra-SL chicks (1–42 days old) with mixed bacterial infections by Ádám Kerek, Ádám Kerek, Ábel Szabó, Péter Ferenc Dobra, Krisztina Bárdos, Krisztina Bárdos, Bettina Paszerbovics, Zsófia Bata, Viviána Molnár-Nagy, Ákos Jerzsele, Ákos Jerzsele, László Ózsvári, László Ózsvári

    Published 2025-04-01
    “…The birds were monitored for clinical symptoms, body weight, feed intake, and Salmonella shedding through cloacal swab samples. Statistical analyses included mixed-effect logistic regression for mortality, mixed-effect linear models for weight gain, two-way ANOVA for feed efficiency, and random effects continuation ratio models for Salmonella isolation.ResultsSignificant interactions for Group:Day and Sex:Day in weight gain were identified (p < 0.0001 for both). …”
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  6. 15926

    Associations among circulating sphingolipids, β-cell function, and risk of developing type 2 diabetes: A population-based cohort study in China. by Huan Yun, Liang Sun, Qingqing Wu, Geng Zong, Qibin Qi, Huaixing Li, He Zheng, Rong Zeng, Liming Liang, Xu Lin

    Published 2020-12-01
    “…A total of 76 sphingolipids were quantified using high-coverage targeted lipidomics. Summary data for 2-sample Mendelian randomization were obtained from genome-wide association studies of circulating sphingolipids and the China Health and Nutrition Survey (n = 5,731). …”
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  7. 15927

    Efficacy and safety of serplulimab in solid tumors: a meta-analysis by Peimeng Shen, Peimeng Shen, Tao Zhang, Lina Hao, Ming Jing, Yanxin Wu, Shuwen Yu, Shuwen Yu, Shuwen Yu

    Published 2025-06-01
    “…The Cochrane Risk of Bias Assessment Tool (version 5.1.0) was utilized to measure the quality of randomized controlled trials (RCTs). For single-arm studies, quality was evaluated using the Methodological Index for Non-Randomized Studies (MINORS).ResultsTen studies, including three RCTs and seven single-arm studies, were analyzed, involving 2,020 patients. …”
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  8. 15928

    The effectiveness of providing training and ongoing support to foster cultural humility in volunteers serving as mentors to youth of color: a mixed-methods study protocol by Bernadette Sánchez, Amy J. Anderson, Carla Herrera, David L. DuBois, Kay Thursby Bourke, Jean K. Sack, So Jung Lee, Karen Burchwell, Lidia Y. Monjaras-Gaytan, Yesenia Garcia-Murillo

    Published 2025-01-01
    “…Abstract Background The aim of this randomized control trial is to test the impact of providing additional training and support to volunteers who are paired with youth of color in the Big Brothers Big Sisters (BBBS) community-based mentoring program. …”
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  9. 15929

    Abstract 069: Alteplase Or Tenecteplase Prior To Endovascular Therapy – Does It Matter? by Sheetal Hegde, Bappaditya Ray

    Published 2023-11-01
    “…Effect size is reported using Hedges’ G statistic, and the sample size is calculated to estimate the study cohort needed for a randomized controlled trial using real‐world practice data. …”
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  10. 15930

    Placental and cerebral circulation in fetuses of mothers with polycystic ovary syndrome and the effect of Metformin exposure by Emma Nordtvedt, Jörg Kessler, Cathrine Ebbing, Ganesh Acharya, Tone S. Løvvik, Kjell Å. Salvesen, Øyvind Salvesen, Eszter Vanky, Birgitte H. Kahrs

    Published 2025-07-01
    “…Methods The Pilot (2000-2003) and the PregMet2 (2012-2017) studies are randomized controlled trials where women with PCOS were randomized to metformin or placebo in pregnancy. …”
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  11. 15931

    Comparative efficacy of neuroprotective agents for improving neurological function and prognosis in acute ischemic stroke: a network meta-analysis by Yuchen Wang, Yuchen Wang, Mengqi Li, Mengqi Li, Yuye Jiang, Yuye Jiang, Qiuhong Ji

    Published 2025-01-01
    “…To further validate the efficacy and safety of neuroprotective agents, future studies should involve larger sample sizes and conduct multicenter, large-scale randomized controlled trials.Systematic review registrationhttps://www.crd.york.ac.uk/prospero/display_record.php?…”
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  12. 15932

    Mobile Health App for Adolescent Asthma Self-Management: Development and Usability Study of the Pulmonary Education and Knowledge Mobile Asthma Action Plan by Xing He, Jiang Bian, Ariel Berlinski, Yi Guo, A Larry Simmons, S Alexandra Marshall, Carolyn J Greene, Rita Hudson Brown, Jessica Turner, Tamara T Perry

    Published 2025-04-01
    “…The app consists of a patient-facing mobile app and a provider-facing portal. A convenience sample of 13 adolescents (aged 12‐20 years) was recruited from the Arkansas Children’s Research Institute database or direct health care provider referrals. …”
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  13. 15933

    The Effectiveness of K I P A S Counseling to Overcome Post Traumatic Stress Disorders for Elementary School Students by Agus Bambang Nugraha, Andreas Wisnu Adi Purnomo, Kristoko Dwi Utomo, Bambang Ismanto Ismanto

    Published 2021-09-01
    “…This type of research is an experiment with a randomized pretest-posttest control group design. The research sample consisted of 14 individuals who were divided into the control group and the experimental group. …”
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  14. 15934

    Perfusion index as a predictor of successful PNS-guided supraclavicular block: A prospective study by Monika Gandhi, Khushboo Ranpise, Aseem Sharma, Manish Banjare

    Published 2024-11-01
    “…The sample size was powered to detect significant differences in PI between successful and unsuccessful blocks with a 5% significance level and 80% power. …”
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  15. 15935

    Hypermethylation of PM20D1 Is Associated With Carotid Bifurcation Intima‐Media Thickness in Dominican Republic Families by Nicole D. Dueker, Hongyu Zhao, Hannah Gardener, Sonya S. Kaur, Chuanhui Dong, Digna Cabral, Ralph L. Sacco, Susan H. Blanton, Tatjana Rundek, Liyong Wang

    Published 2025-01-01
    “…Linear mixed model analyses were performed regressing bifurcation carotid IMT (bIMT) on beta values for cytosine nucleotide that precedes a guanine nucleotide sites, adjusting for covariates, followed by differentially methylated region (DMR) analysis. One‐sample Mendelian randomization analysis was conducted to investigate causal associations between DMRs and bIMT. …”
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  16. 15936

    Effects of humeral intraosseous epinephrine in a pediatric hypovolemic cardiac arrest porcine model by Michael James Neill, James M Burgert, Dawn Blouin, Benjamin Tigges, Kari Rodden, Rachel Roberts, Phillip Anderson, Travis Hallquist, John Navarro, Joseph O'Sullivan, Don Johnson

    Published 2020-12-01
    “…Epinephrine 0.01 mg/kg was administered 4 min postarrest by either route. Samples were collected over 5 min. After sample collection, epinephrine was administered every 4 min or until ROSC. …”
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  17. 15937

    Safety and efficacy of antigen-specific therapeutic approaches for multiple sclerosis: Systematic review. by Hatice Kübra Öztürk, Ondřej Slanař, Danica Michaličková

    Published 2025-01-01
    “…For efficacy, phase I, II and III clinical trials (randomized/non-randomized; double blind/single blind/unblinded; single-center/multicenter; single-arm/two-arm) and for safety, phase I, II and III clinical trials (randomized/non-randomized; double blind/single blind/unblinded; controlled/uncontrolled; single-center/multicenter; single-arm/two-arm) were included. …”
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  18. 15938

    Therapeutic Efficacy of Moxibustion with Seed-Sized Moxa-Cone at Jing Acupoint on Limb Spasticity after Stroke: A Meta-Analysis by ZHANG Jinfei, JIANG Jiahui, TANG Jiqin

    Published 2023-08-01
    “…However, more studies and samples would be needed for further validation in order to provide more reliable clinical evidence, due to the limitations of the included literature.…”
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  19. 15939

    Effectiveness of the pilates method in patients with chronic neck pain: a systematic review with meta-analysis by Evi Lazoura, C. Savva, G. Ploutarchou, C. Papacharalambous, I. Christofi, P. Rentzias, C. Karagiannis

    Published 2025-07-01
    “…Further high-quality randomized trials with larger samples and standardized outcome assessments are needed to strengthen these findings. …”
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  20. 15940

    Influencia de enmiendas químicas en la recuperación de suelos salinos y sódicos del bosque seco tropical colombiano by González M. Adel E., Hernández Reyes Rodrigo

    Published 1995-06-01
    “…<p>This work was carried out at the greenhouse with de purpose of analyzing the influence of some chemical rectifications on the chemical and agronomic behavior of twelve samples of soils from the Colombian Tropical dry forest; some of these showed high levels of salinity of sodium and magnesium; another organic soil was highley acid-aluminium and magnesium, and other with a very low fertility. …”
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