Results 181 to 190 of about 594,493 (288)

On subset least squares estimation and prediction in vector autoregressive models with exogenous variables

open access: yesCanadian Journal of Statistics, EarlyView.
Abstract We establish the consistency and the asymptotic distribution of the least squares estimators of the coefficients of a subset vector autoregressive process with exogenous variables (VARX). Using a martingale central limit theorem, we derive the asymptotic normal distribution of the estimators. Diagnostic checking is discussed using kernel‐based
Pierre Duchesne   +2 more
wiley   +1 more source

A goodness‐of‐fit test for regression models with discrete outcomes

open access: yesCanadian Journal of Statistics, EarlyView.
Abstract Regression models are often used to analyze discrete outcomes, but classical goodness‐of‐fit tests such as those based on the deviance or Pearson's statistic can be misleading or have little power in this context. To address this issue, we propose a new test, inspired by the work of Czado et al.
Lu Yang   +2 more
wiley   +1 more source

Establishment, Implementation, and Impacts of the Observatory on Student Mental Health in Higher Education in Quebec, Canada: Protocol for a Mixed Methods Research Program.

open access: yesJMIR Res Protoc
Lane J   +21 more
europepmc   +1 more source

Effectiveness of COVID-19 Vaccination and Prior Infections to Reduce Long COVID Risk During the Pre-Omicron and Omicron Periods. [PDF]

open access: yesClin Infect Dis
Carazo S   +9 more
europepmc   +1 more source

Patient‐ and Clinician‐Related Factors Associated With the Reduction in Opioid Use Among Adults With Chronic Non‐Cancer Pain: A Systematic Review

open access: yesClinical Pharmacology &Therapeutics, EarlyView.
Despite known risks, opioids are widely used for chronic non‐cancer pain (CNCP). Clinical guidelines now recommend deprescribing, but factors predicting success are poorly understood. This systematic review aimed to identify clinician and patient factors associated with attaining successful opioid dose reduction or discontinuation in adults with CNCP ...
Alessandra C. Marcelo   +8 more
wiley   +1 more source

Quebec

open access: yesCanadian Jewish Studies, 2000

doaj   +1 more source

Ventricular enlargement is associated with early Alzheimer's disease pathophysiology. [PDF]

open access: yesBrain Commun
Hosseini SA   +41 more
europepmc   +1 more source

Segmental Hair Analysis of Diphenhydramine and Cyclizine Following a Single Dose

open access: yesDrug Testing and Analysis, EarlyView.
A single oral dose of diphenhydramine and cyclizine can be quantified in human head hair for a minimum of 5 months and, in certain cases, for up to 1 year following intake. Among 12 study participants, the measured concentrations ranged from 0 to 610 pg/mg within 1 year post‐intake.
Jan Bílek   +3 more
wiley   +1 more source

Understanding and promoting the global well-being of temporary migrant workers over time: a mixed longitudinal study. [PDF]

open access: yesBMC Public Health
Coulombe S   +8 more
europepmc   +1 more source

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