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Numerical Simulation of Fluid Shear Stress Distribution in Microcracks of Trabecular Bone.
Appl Bionics Biomech
January 2025
Beijing Institute of Technology, School of Aerospace Engineering, Beijing 100081, China.
Bone is one of the hardest tissues in the human body, but it can undergo microcracks under long-term and periodic mechanical loads. The Newton iterative method was used to calculate the steady state, and the effects of different inlet and outlet pressures, trabecular gap width and height, and microcrack's depth and width on the fluid shear stress (FSS) were studied, and the gradient of FSS inside the microcrack was analyzed. The results show that the pressure difference and trabecular gap heigh are positively correlated with the FSS (the linear correlation coefficients were 0.
View Article and Find Full Text PDFInformal Caregiving: Health System Cost Implications.
West J Nurs Res
December 2024
Institute of Health Policy, Management, and Evaluation, University of Toronto, Toronto, ON, Canada.
Background: Informal caregiving is seen as a low-cost substitute for care provided by health care professionals. However, caregiving is known to negatively impact caregivers' health and, subsequently, their health care use and costs. This could potentially offset the caregivers' contributions to the health care system.
View Article and Find Full Text PDFUnveiling predictive factors for household-level stunting in India: A machine learning approach using NFHS-5 and satellite-driven data.
Nutrition
December 2024
Central University of Jharkhand, Ranchi, Jharkland, India. Electronic address:
Objectives: Childhood stunting remains a significant public health issue in India, affecting approximately 35% of children under 5. Despite extensive research, existing prediction models often fail to incorporate diverse data sources and address the complex interplay of socioeconomic, demographic, and environmental factors. This study bridges this gap by employing machine learning methods to predict stunting at the household level, using data from the National Family Health Survey combined with satellite-driven datasets.
View Article and Find Full Text PDFTrajectories of health-related quality of life across age cohorts: A longitudinal analysis of the German population over 16 years.
Soc Sci Med
January 2025
Department Health and Prevention, Institute of Psychology, University of Greifswald, Germany; German Center for Child and Adolescent Health (DZKJ), partner site Greifswald/Rostock, Greifswald, Germany.
Background: Understanding the trajectories of health-related quality of life (HRQoL) across different age cohorts and sociodemographic factors is crucial for promoting healthy aging. This study aims to examine the course of physical and mental HRQoL over a 16-year period in a nationwide sample of the German population.
Methods: Data from the German Socio-Economic Panel spanning from 2002 to 2018 (N = 4111; female = 52.
Sign of the Gap Temperature Dependence in CsPb(Br,Cl) Nanocrystals Determined by Cs-Rattler-Mediated Electron-Phonon Coupling.
J Phys Chem Lett
January 2025
Institut de Ciència de Materials de Barcelona, ICMAB-CSIC, Campus UAB, 08193 Bellaterra, Spain.
So far, the striking sign reversal in the near-ambient slope of the gap temperature dependence of colloidal CsPbCl perovskite nanocrystals (NCs) compared to its Br counterpart remains unresolved. Pure bromide NCs exhibit a linear gap increase with increasing temperature, to which thermal expansion and electron-phonon interaction equally contribute. In contrast, the temperature slope for the chlorine compound gap is clearly negative.
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