Modelling smoking history using a comprehensive smoking index: application to lung cancer

K Leffondré, M Abrahamowicz, Y Xiao… - Statistics in …, 2006 - Wiley Online Library
The mathematical representation of smoking history is an important tool in analysis of
epidemiological and clinical data. Hoffmann and colleagues recently proposed a single aggregate …

A Common Variant of the FTO Gene Is Associated With Not Only Increased Adiposity but Also Elevated Blood Pressure in French Canadians

…, C Syme, M Abrahamowicz, Y Xiao… - Circulation …, 2009 - Am Heart Assoc
Background— FTO is the first gene established as contributing to common forms of obesity.
The gene is highly expressed in the hypothalamus and is thought to mediate this effect …

Intra-abdominal adiposity and individual components of the metabolic syndrome in adolescence: sex differences and underlying mechanisms

…, L Richer, J Totman, S Veillette, Y Xiao… - … of pediatrics & …, 2008 - jamanetwork.com
Objective To investigate the association between intra-abdominal adiposity and individual
components of the metabolic syndrome (MS) in adolescent males and females. Design Cross-…

Effect of cumulating exposure to abacavir on the risk of cardiovascular disease events in patients from the Swiss HIV Cohort Study

J Young, Y Xiao, EEM Moodie… - JAIDS Journal of …, 2015 - journals.lww.com
Background: Patients with HIV exposed to the antiretroviral drug abacavir may have an
increased risk of cardiovascular disease (CVD). There is concern that this association arises …

Accuracy of conventional and marginal structural Cox model estimators: a simulation study

Y Xiao, M Abrahamowicz, EEM Moodie - The international journal of …, 2010 - degruyter.com
Yongling Xiao holds a doctoral research scholarship from the Fonds de Recherche sur la
Nature et les Technologies du Québec (FQRNT). Michal Abrahamowicz is a James McGill …

Sex differences in blood pressure and its relationship to body composition and metabolism in adolescence

…, M Perron, L Richer, S Veillette, Y Xiao… - … of pediatrics & …, 2009 - jamanetwork.com
Objectives To investigate during adolescence (1) sex differences in blood pressure (BP) and
hemodynamic factors at rest and during physical and mental challenges and (2) whether …

[HTML][HTML] Comparison of approaches to weight truncation for marginal structural Cox models

Y Xiao, EEM Moodie, M Abrahamowicz - Epidemiologic Methods, 2013 - degruyter.com
Marginal structural Cox Models (Cox MSMs) have been used to estimate the causal effect of
a time-varying treatment on the hazard when there exist time-dependent confounders, …

Delay in consultation with specialists for persons with suspected new‐onset rheumatoid arthritis: A population‐based study

…, P Tousignant, Y Roy, Y Xiao… - Arthritis Care & …, 2007 - Wiley Online Library
Objective Care in rheumatoid arthritis (RA) is optimized by involvement of rheumatologists.
We wished to determine whether patients suspected of having new‐onset RA in Québec …

[HTML][HTML] Associations of education with 30 year life course blood pressure trajectories: Framingham Offspring Study

EB Loucks, M Abrahamowicz, Y Xiao, JW Lynch - BMC public health, 2011 - Springer
Background Education is inversely associated with cardiovascular disease incidence in
developed countries. Blood pressure may be an explanatory biological mechanism. However …

Disruption of BSEP function in HepaRG cells alters bile acid disposition and is a susceptive factor to drug-induced cholestatic injury

X Qiu, Y Zhang, T Liu, H Shen, Y Xiao… - Molecular …, 2016 - ACS Publications
In the present study, we characterized in vitro biosynthesis and disposition of bile acids (BAs)
as well as hepatic transporter expression followed by ABCB11 (BSEP) gene knockout in …