Showing 141 - 160 results of 164 for search '"longitudinal data"', query time: 0.05s Refine Results
  1. 141

    Comparison of time-to-event machine learning models in predicting biliary complication and mortality rate in liver transplant patients by Aref Andishgar, Sina Bazmi, Kamran B. Lankarani, Seyed Alireza Taghavi, Mohammad Hadi Imanieh, Gholamreza Sivandzadeh, Samira Saeian, Nazanin Dadashpour, Alireza Shamsaeefar, Mahdi Ravankhah, Hamed Nikoupour Deylami, Reza Tabrizi, Mohammad Hossein Imanieh

    Published 2025-02-01
    “…Abstract Post-Liver transplantation (LT) survival rates stagnate, with biliary complications (BC) as a major cause of death. We analyzed longitudinal data with a median 19-month follow-up. BC was diagnosed with ultrasounds and MRCP. …”
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  2. 142

    Transcranial Doppler sonography follow-up study in mild vascular cognitive impairment. by Mariagiovanna Cantone, Manuela Pennisi, Giuseppe Lanza, Raffaele Ferri, Francesco Fisicaro, Francesco Cappellani, Emanuele David, Vito Nicosia, Klizia Cortese, Giovanni Pennisi, Valentina Puglisi, Rita Bella

    Published 2025-01-01
    “…In a previous study in patients with mild VCI and cerebral small vessels disease, a hemodynamic pattern of cerebral hypoperfusion and enhanced vascular resistance were observed; however, longitudinal data are currently lacking. Here, we perform a clinical, psychopathological, and neurosonological follow-up of patients with VCI in order to monitor any progression and to identify TCD measures to detect it.…”
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  3. 143

    Association of reported sleep disturbances with objectively assessed mild cognitive impairment among adults in the United States by Chan Shen, Hao Wang, Arthur Nguimatsa Djiotsop, R. Constance Wiener, Mona Pathak, Sophie Mitra, Patricia A Findley, Usha Sambamoorthi

    Published 2025-02-01
    “…This study investigated the associations between distinct sleep disturbances and mild cognitive impairment in adults aged 50 and older using nationally representative data. Methods: Longitudinal data from the Health and Retirement Study were analyzed to explore the association between mild cognitive impairment and three types of sleep disturbances: trouble falling asleep, trouble waking up, and waking up too early. …”
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  4. 144

    Development of an imputation model to recalibrate birth weights measured in the early neonatal period to time at delivery and assessment of its impact on size-for-gestational age a... by Joanne Katz, James M Tielsch, Luke C Mullany, Diwakar Mohan, Subarna K Khatry, Seema Subedi, Scott L Zeger, Elizabeth A Hazel

    Published 2022-07-01
    “…We aimed to develop an imputation model that predicts the ‘true’ birth weight at time of delivery.Design We developed and applied a model that recalibrates weights measured in the early neonatal period to time=0 at delivery and uses those recalibrated birth weights to impute missing birth weights.Setting This is a secondary analysis of pregnancy cohort data from two studies in Sarlahi district, Nepal.Participants The participants are 457 babies with daily weights measured in the first 10 days of life from a subsample of a larger clinical trial on chlorhexidine (CHX) neonatal skin cleansing and 31 116 babies followed through the neonatal period to test the impact of neonatal massage oil type (Nepal Oil Massage Study (NOMS)).Outcome measures We developed an empirical Bayes model of early neonatal weight change using CHX trial longitudinal data and applied it to the NOMS dataset to recalibrate and then impute birth weight at delivery. …”
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  5. 145

    The association between violence victimization and subsequent unplanned pregnancy among adolescent girls in Uganda: Do primary schools make a difference? by Katherine G Merrill, Louise Knight, Janet Nakuti, Angel Mirembe, Elizabeth Allen, Amiya Bhatia, Jenny Parkes, Dipak Naker, Karen M Devries

    Published 2023-01-01
    “…Violence victimization is a risk factor for adolescent pregnancy in high-income, low violence prevalence countries, but longitudinal data are lacking from settings where violence and adolescent pregnancy are common, including sub-Saharan Africa. …”
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  6. 146

    The Contribution of Education, Health, and Unemployment on HDI in East Java, Indonesia by Amrun Rosyid, Elok Damayanti, Sarmilah Sarmilah, ST Rohani, Syalwa Shabila

    Published 2025-01-01
    “…Future research should incorporate qualitative methods and longitudinal data to capture broader determinants of human development. …”
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  7. 147

    Health Implications of Anabolic-Androgenic Steroids: Usage, Risks, and Treatment Approaches - The Literature Review by Krzysztof Jodłowski, Ewa Dubniewicz, Paula Majewska, Alicja Staszek, Wiktoria Łoskot, Jan Szwech, Mateusz Matczak, Karol Jasiński, Aleksandra Broda, Kacper Hoksa

    Published 2025-02-01
    “…Furthermore, the review highlights significant gaps in the literature, such as the absence of comprehensive guidelines for harm reduction and the scarcity of longitudinal data on the long-term effects of AAS. The findings suggest a critical need for continued research, better medical management, and societal interventions to mitigate the risks associated with AAS use and provide effective care for affected individuals. …”
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  8. 148

    Factors protecting against progression of myopia in school students exposed to societal change in Vietnam: a 3-year cohort study by Kyoko Ohno-Matsui, Keiko Nakamura, Kaoruko Seino, Xuan Minh Tri Tran, Hoang Thuy Linh Nguyen, Thao Vi Tran, Tae Igarashi-Yokoi, Thang Van Vo

    Published 2025-01-01
    “…Objectives To elucidate the incidence of myopia, progression of refractive error, axial length (AL) elongation and factors associated with myopia in secondary school students in Vietnam.Design Prospective cohort study.Settings Hue Healthy Adolescent Cohort Study, Hue City, Vietnam.Participants 3-year longitudinal data were available for 355 secondary school students (mean age 11.60±0.36, 46.8% girls). …”
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  9. 149

    Machine learning-based analyses of contributing factors for the development of hypertension: a comparative study by Marenao Tanaka, Yukinori Akiyama, Kazuma Mori, Itaru Hosaka, Keisuke Endo, Toshifumi Ogawa, Tatsuya Sato, Toru Suzuki, Toshiyuki Yano, Hirofumi Ohnishi, Nagisa Hanawa, Masato Furuhashi

    Published 2025-12-01
    “…Objectives Sufficient attention has not been given to machine learning (ML) models using longitudinal data for investigating important predictors of new onset of hypertension. …”
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  10. 150

    Coupons and state tobacco policy context as predictors of tobacco use among those reporting e-cigarette use in the U.S.: Findings from the Population Assessment of Tobacco and Heal... by J.H. Kingsbury, H.L. Kimmel, M.J. Parks, M.R. Creamer, C. Blanco, W.M. Compton

    Published 2025-01-01
    “…The current study utilized longitudinal data from the Population Assessment of Tobacco and Health (PATH) Study to address this research gap. …”
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  11. 151

    Evaluating the Effectiveness of InsightApp for Anxiety, Valued Action, and Psychological Resilience: Longitudinal Randomized Controlled Trial by Victoria Amo, Falk Lieder

    Published 2025-02-01
    “…Moreover, we used a multilevel model to analyze the longitudinal data, focusing on the within-participant causal effects of the intervention on emotional and behavioral reactivity to daily stressors. …”
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  12. 152

    A novel model-based meta-analysis to indirectly estimate the comparative efficacy of two medications: an example using DPP-4 inhibitors, sitagliptin and linagliptin, in treatment o... by Yan Gong, James Rogers, Christian Friedrich, Sanjay Patel, Alexander Staab, Jorge Luiz Gross, Daniel Polhamus, William Gillespie, Brigitta Ursula Monz, Silke Retlich

    Published 2013-03-01
    “…For the indirect comparison, a population of 1000 patients was simulated from the model with a racial composition reflecting the average racial distribution of the linagliptin trials, and baseline HbA1c of 8%.Results The model was developed using longitudinal data from 11 234 patients (10 linagliptin, 15 sitagliptin trials), and assessed by internal evaluation techniques, demonstrating that the model adequately described the observations. …”
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  13. 153

    Cross-Platform Ecological Momentary Assessment App (JTrack-EMA+): Development and Usability Study by Mehran Sahandi Far, Jona M Fischer, Svea Senge, Robin Rathmakers, Thomas Meissner, Dominik Schneble, Mamaka Narava, Simon B Eickhoff, Juergen Dukart

    Published 2025-01-01
    “…However, smartphone-based ecological momentary assessments (EMAs) provide complementary information to in-clinic visits by collecting real-time, frequent, and longitudinal data that are ecologically valid. While these methods are promising, they are often prone to various technical obstacles. …”
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  14. 154

    Management of sleep apnoea syndrome (SAS) in patients with vasovagal syncope (VVS): a protocol for the VVS-SAS cohort study by Jean Louis Pepin, Nicolas Molinari, Frédéric Gagnadoux, Carey Meredith Suehs, Frédéric Roche, Vincent Puel, Isabelle Godard, Georgios Papaioannou, Philippe Gosse, Fabrice Thoin, Jean Claude Deharo, Naïma Zarqane

    Published 2020-09-01
    “…The primary analysis will use comparisons of centrality for paired data to describe the changes in syncope rates before versus after the initiation of SAS management. Longitudinal data will be analysed using mixed models with patients set as a random effect. …”
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  15. 155

    Health-Related Quality of Life in Patients with Friedreich Ataxia Using Mobility Assistive Technologies: Limited Fit of the EQ-5D-3L Mobility Dimension by Maresa Buchholz, Michelle Pfaff, Audrey Iskandar, Kathrin Reetz, Jörg B. Schulz, Marcus Grobe-Einsler, Thomas Klockgether, Bernhard Michalowsky, EFACTS Study Group

    Published 2024-12-01
    “…Concerns about using the instrument in mobility-impaired individuals who might have difficulties finding appropriate response options for mobility-related items led us to investigate how the 3L dimensions perform in patients with FA using or not using MAT. Methods Using longitudinal data from 607 patients with FA of the EFACTS study (from baseline to the 3-year follow-up), we analysed the acceptability, distribution properties, validity, and responsiveness of the EQ-5D-3L, focusing on the mobility item. …”
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  16. 156
  17. 157

    Inequalities in utilization of maternal health services in Ethiopia: evidence from the PMA Ethiopia longitudinal survey by Asebe Hagos, Misganaw Guadie Tiruneh, Melak Jejaw, Kaleb Assegid Demissie, Lemlem Daniel Baffa, Demiss Mulatu Geberu, Getachew Teshale, Tesfahun Zemene Tafere

    Published 2025-01-01
    “…Therefore, this study aimed to measure the level of inequalities in the utilization of maternal health services in Ethiopia.MethodThe study used data from the Performance Monitoring for Action Ethiopia (PMA Ethiopia) dataset. Longitudinal data was collected from a weighted sample of 1966 postpartum women using multistage stratified cluster sampling techniques between November 2021 to October 2022. …”
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  18. 158

    Path model explaining the association between fear of falling and health-related quality of life in (pre-)frail older adults by Tjard Sattler, Sophie Gottschalk, Hans-Helmut König, Tobias Braun, Gisela Büchele, Michael Denkinger, Tim Fleiner, Corinna Nerz, Kilian Rapp, Martina Schäufele, Christian Werner, Judith Dams

    Published 2025-02-01
    “…The proposed model should be tested on an alternative sample, using longitudinal data, and extended to include additional explanatory factors (e.g. activity avoidance). …”
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  19. 159
  20. 160

    Inflammatory markers predict efficacy of immunotherapy in advanced non-small cell lung cancer: a preliminary exploratory study by Yingqing Zhang, Na Yan, Yan Feng, Yonglei Wu, Yuejiao Sun, Xixi Gao, Chao Gu, Xiaolong Ma, Feng Gao, Hui Zhang, Jiaqi Zhou

    Published 2025-01-01
    “…However, in the longitudinal data analysis before and after PD-1/PD-L1 inhibitor treatment, we found that the NLR, SII, and CRP levels of patients who responded effectively were significantly reduced compared to baseline status. …”
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