Showing 3,021 - 3,040 results of 18,849 for search 'sample random sampling.', query time: 0.23s Refine Results
  1. 3021

    Noninvasive markers for warning premature ovarian insufficiency: a Mendelian randomisation study by Hangjing Tan, Jing Zhao, Baisheng Wang, Yanping Li

    Published 2025-06-01
    “…The metabolome, circulating plasma proteins, gut microbiota, immunophenotypes, circulating microRNAs (miRNAs), and two proteomes were obtained for two-sample Mendelian randomization (MR). Specifically, we employed inverse variance weighted (IVW) as the main method to calculate the MR effect estimates. eQTL data (from the eQTLGen Consortium) were employed for SMR. …”
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  2. 3022

    Lipidomics Reveals Common Mechanisms in Polycystic Ovarian Syndrome, Recurrent Spontaneous Abortion, and Infertility: A Genetic-Based Analysis by Tao A, Wu T, Han X, Niu D, Feng X

    Published 2025-04-01
    “…Targeting lipids may offer a promising therapeutic strategy for these diseases.Keywords: polycystic ovarian syndrome, recurrent spontaneous abortion, infertility, lipidomics, Mendelian randomization, causal relationship…”
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  3. 3023

    Effects of types of toothpastes (whitening versus regular) and brands of silicone aesthetic ligatures on discoloration of elastomeric ligatures applied to mandibular central and la... by Majid Aryannejad, Hooman Ghazi Oskouei, Marzieh Mazhari, Mehrnaz Moradinezhad

    Published 2025-07-01
    “…Methods In this hierarchical 6-arm split-mouth double-blind randomized clinical trial, 264 ligatures were applied to orthodontic brackets bonded to bilateral mandibular central and lateral incisors in 66 patients: The sample was randomized twice: Once it was randomly divided into three groups of toothpastes (n = 66 patients): Regular Crest, Advance White Arm & Hammer Whitening, and Extra Whitening Crest. …”
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  4. 3024

    Exploring the silent connection: unveiling the intricate relationship between gastroesophageal reflux disease and sleep apnea syndrome by Junming Wang, Pengfei Wang, Jiang Lv, Ran Chen, Wei Yan, Daikun He

    Published 2025-03-01
    “…Methods This study employed genetic data from large-scale genome-wide association studies (GWAS) on GERD (129,080 cases, 473,524 controls) and SAS (25,008 cases, 391,473 controls) for two-sample Mendelian randomization (MR) analysis to estimate the causal effects of GERD on the risk of SAS. …”
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  5. 3025

    Genetic correlation between chronic sinusitis and autoimmune diseases by Enze Wang, Yingxuan Sun, He Zhao, Meng Wang, Zhiwei Cao

    Published 2024-09-01
    “…The CRS GWAS (genome-wide association study) data and other autoimmune diseases were retrieved from ieuOpenGWAS (https://gwas.mrcieu.ac.uk/), the FinnGen alliance (https://r8.finngen.fi/), the UK Biobank (https://www.ukbiobank.ac.uk/), and the EBI database (https://www.ebi.ac.uk/).ResultsUtilizing a bivariate two-sample Mendelian randomization approach, our findings suggest a significant association of chronic rhinosinusitis with various autoimmune diseases, including allergic rhinitis (p = 9.55E-10, Odds Ratio [OR] = 2,711.019, 95% confidence interval [CI] = 261.83391–28,069.8), asthma (p = 1.81E-23, OR = 33.99643, 95%CI = 17.52439–65.95137), rheumatoid arthritis (p = 9.55E-10, OR = 1.115526, 95%CI = 1.0799484–1.1522758), hypothyroidism (p = 2.08828E-2, OR = 4.849254, 95%CI = 1.7154455–13.707962), and type 1 diabetes (p = 2.08828E-2, OR = 01.04849, 95%CI = 1.0162932–1.0817062). …”
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  6. 3026

    Association and mediation between circulating inflammatory proteins and skin fibrosis by Zirui Zhao, Dongming Lv, Ruixi Zeng, Yanchao Rong, Zhongye Xu, Rong Yin, Zhicheng Hu, Xiaoling Cao, Bing Tang

    Published 2025-03-01
    “…Two-sample MR and reverse MR were conducted to determine the effect of CIPs on skin fibrosis. …”
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  7. 3027

    Estimation of equivalent stresses and equivalents of the fatigue test programs of airframe composite elements by V. E. Strizhius

    Published 2020-04-01
    “…An example of calculating the equivalent stresses and equivalents of various modifications of the quasi-random program for CFRP T300/5208 [45/0/-45/90] 2s samples of fiber-carbon composite with the open hole is presented. …”
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  8. 3028

    Far Transfer Effects of Manualized and Computerized Cognitive Interventions on Parents’ Rated Behavioral Problems of Children aged 6–11 years with Attention-Deficit Hyperactivity D... by Sujata Satapathy, Rachna Maurya, Renu Sharma, Rajesh Sagar, Vijay Prasad Barre

    Published 2025-01-01
    “…Conclusions: The study suggests that the far transfer effects of MCTT and PSSCogRehab on behavioral improvement, particularly at the follow-up assessment, show promise and warrant further exploration with robust methodology and larger sample sizes.…”
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  9. 3029

    Effects of M-DEPTH model of depression care on maternal depression, functioning, and HIV care adherence, and infant developmental over eighteen months post-partum: results from a c... by Glenn J. Wagner, Bonnie Ghosh-Dastidar, Violet Gwokyalya, Laura J. Faherty, Jolly Beyeza-Kashesya, Juliet Nakku, Linda Kisaakye Nabitaka, Dickens Akena, Janet Nakigudde, Victoria Ngo, Ryan McBain, Hafsa Lukwata, Leticia Kyohangirwe, Barbara Mukasa, Rhoda K. Wanyenze

    Published 2025-04-01
    “…We examined whether the M-DEPTH (Maternal Depression Treatment in HIV) depression care model—including antidepressant therapy and individual problem-solving therapy—and depression alleviation would affect improvement in each of these outcome domains. Methods A sample of 354 pregnant women living with HIV (WLH) with at least mild depressive symptoms (177 in each of intervention and usual care control arms) enrolled in a cluster randomized controlled trial across eight antenatal care clinics in Uganda and had a live birth delivery. …”
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  10. 3030
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  12. 3032

    Multi-center randomized superiority clinical trial in the early phase of mechanically ventilated patients to preserve diaphragm thickness using non-invasive magnetic phrenic nerve... by Annia F. Schreiber, Carles Subirà, Michael Sklar, Marlene Santos, Matthew Ko, Alessandro Panelli, Stefan J. Schaller, Danny Theodore, Daniel D. Rowley, David Watson, Pramod Bonde, Elias N. Baedorf Kassis, Daniel S. Talmor, Marco Ranieri, Ewan C. Goligher, Arthur Slutsky, Laurent J. Brochard

    Published 2025-06-01
    “…Safety objectives include the proportion of device- or procedure-related adverse events (SAE). The estimated sample size will be 40 patients (20 per group). Discussion The STIMIT ACTIVATOR trial is a randomized multi-center study powered to elucidate whether non-invasive phrenic nerve stimulation is feasible, safe, and preserves diaphragm thickness. …”
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  13. 3033

    Integrative causal and single-cell analyses reveal genes responsive to endocrine disruptors driving human male infertility by Yanggang Hong, Yirong Wang, Jiajun Li, Wanyi Shu, Haolin Chen, Congde Chen

    Published 2025-09-01
    “…In this study, we systematically identified EDC-related genes using curated chemical-gene interaction databases and assessed their causal roles in male infertility through Mendelian randomization (MR) and colocalization analyses, utilizing large-scale cis-eQTL and GWAS datasets. …”
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  14. 3034
  15. 3035

    The effects of 12 weeks of high-intensity interval rope skipping training on speed and power indexes in male soccer players by Bo Wei, Bo Wei, Wenhu Cheng, Jiangang Qiu

    Published 2025-07-01
    “…Data were analyzed via paired samples T-tests.Research ResultsResearch Results. …”
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  16. 3036

    Comparison of different puncture needles used for endoscopic ultrasound-guided fine-needle biopsy of Gastrointestinal subepithelial lesions (≤ 2 cm) with respect to the adequacy of... by Yasunobu Yamashita, Reiko Ashida, Toshio Shimokawa, Tetsuya Ikeda, Osama Inatomi, Takashi Ogura, Yuzo Kodama, Kotaro Takeshita, Mamoru Takenaka, Akiko Tsujimoto, Yoshiki Nakai, Yukihisa Fujinaga, Masayuki Kitano

    Published 2024-12-01
    “…This multicenter comparative open-label superiority study is designed to verify whether a 22G Fork-tip needle is superior to a 22G Franseen needle with respect to sample acquisition. Methods/design Present study will randomly assign for 110 patients (55 in the Fork-tip needle group and 55 in the Franseen needle group) with SELs measuring ≤ 2 cm, all of whom are managed at one of the 10 participating endoscopic centers. …”
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  17. 3037

    Bankruptcy Risk Factors of Russian Companies by A. A. Zhukov, E. D. Nikulin, D. A. Shchuchkin

    Published 2022-12-01
    “…For the study, one of the machine learning methods was used – the random forest method. The sample consists of companies from seven industries, including manufacturing, retail, construction, electric power, mining, agricultural production, and water supply, as well as other industries, which include companies in education, healthcare, agriculture, and hospitality. …”
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  18. 3038
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  20. 3040

    Impact of the aldehyde dehydrogenase 2 (ALDH2) gene testing on alcohol drinking behaviors among the Chinese Han population: study protocol of a single-center, open-label, randomize... by Dongli Lu, Yingneng Wen, Kaijun Liao, Qiulian Lu, Shiqin Wu, Lin Fang, Zhenghua Jiang, Zhaochun Wu

    Published 2025-05-01
    “…In addition, blood samples are collected from participants in the interventional group for ALDH2 gene testing, with testing reports issued, while ALDH2 gene testing is not performed in the control group. …”
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