Simulation Study Evaluates Cox Model Discrimination Under Proportional Hazards Violations
A Monte Carlo simulation study reveals that violations of the proportional hazards assumption meaningfully alter the discriminatory capacity and predictive ...
A Monte Carlo simulation study reveals that violations of the proportional hazards assumption meaningfully alter the discriminatory capacity and predictive ...
A four-year longitudinal study of community-dwelling older adults reveals that daily physical activity energy expenditure declines substantially with age while ...
Physicists have modeled two-dimensional ion-acoustic solitary waves and multi-soliton overtaking collisions across Kadomtsev–Petviashvili, modified Kadomtsev–Petviashvili, and Gardner Kadomtsev–Petviashvili frameworks in ...
New measurements in Seoul show that while PM2.5 mass decreased, oxidative potential remained high due to increased nighttime waste wood ...
A simulated utility-scale battery energy storage system smoothing solar generation retains substantially less deliverable upward reserve than unconstrained nameplate ratings ...
Astragalus membranaceus extract alleviated chemotherapy-induced intestinal and systemic damage in fruit fly and mouse models by modulating gut microbiota, innate ...
A systematic review and meta-analysis of 26 Indian studies finds Acinetobacter and Klebsiella are the leading, near-equally frequent causes of ...
A comprehensive scoping review of 77 studies from 2010 to 2025 details the phytochemical diversity, extraction methods, and pharmacological properties ...
Oral proline supplementation partially restores intestinal villus architecture and antioxidant defenses in virus-infected piglets but inadvertently accelerates viral replication, exacerbates ...
An experimental study in New Zealand rabbits demonstrates that electrical impedance tomography can dynamically monitor acute and chronic hydrocephalus progression ...
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© 2026 Scienmag - Science Magazine