Correspondence analysis is a useful tool to uncover the relationships among categorical variables

N Sourial, C Wolfson, B Zhu, J Quail, J Fletcher… - Journal of clinical …, 2010 - Elsevier
OBJECTIVE: Correspondence analysis (CA) is a multivariate graphical technique designed
to explore the relationships among categorical variables. Epidemiologists frequently collect …

Frailty and its association with disability and comorbidity in a community-dwelling sample of seniors in Montreal: a cross-sectional study

…, N Sourial, S Karunananthan, JM Quail… - Aging clinical and …, 2010 - Springer
Background and aims: The term frailty is used to describe older persons at high risk for
adverse health outcomes. In 2001, Fried et al. proposed a now widely cited definition which …

[HTML][HTML] Comparing comorbidity measures for predicting mortality and hospitalization in three population-based cohorts

JM Quail, LM Lix, BA Osman, GF Teare - BMC health services research, 2011 - Springer
Background Multiple comorbidity measures have been developed for risk-adjustment in
studies using administrative data, but it is unclear which measure is optimal for specific …

A correspondence analysis revealed frailty deficits aggregate and are multidimensional

…, H Bergman, B Zhu, S Karunananthan, J Quail… - Journal of clinical …, 2010 - Elsevier
OBJECTIVE: To examine the relationships among seven frailty domains: nutrition, physical
activity, mobility, strength, energy, cognition, and mood, using data from three studies. …

Simultaneous temporal trends in dementia incidence and prevalence, 2005–2013: a population-based retrospective cohort study in Saskatchewan, Canada

…, H Mou, DA Forbes, A Innes, JM Quail - International …, 2016 - cambridge.org
Background:Original studies published over the last decade regarding time trends in
dementia report mixed results. The aims of the present study were to use linked administrative …

[HTML][HTML] Performance characteristics of spirometry with negative bronchodilator response and methacholine challenge testing and implications for asthma diagnosis

…, J Mayo, D Proud, R Leigh, A Kozyrskyj, J Quail… - Chest, 2020 - Elsevier
Background In patients with a history suggestive of asthma, diagnosis is usually confirmed
by spirometry with bronchodilator response (BDR) or confirmatory methacholine challenge …

Hydrochlorothiazide use and risk of keratinocyte carcinoma and melanoma: A multisite population-based cohort study

L Azoulay, A St-Jean, M Dahl, J Quail… - Journal of the American …, 2023 - Elsevier
Background The association between hydrochlorothiazide (HCTZ) and skin cancer remains
controversial. Objective To determine whether HCTZ is associated with an increased risk of …

Comparative effectiveness and safety of direct oral anticoagulants versus vitamin K antagonists in nonvalvular atrial fibrillation: a Canadian multicentre observational …

…, IF Kuo, C Renoux, JM Paterson, J Quail… - … Open Access Journal, 2020 - cmajopen.ca
Background: Direct oral anticoagulants (DOACs) have widely replaced warfarin for stroke
prevention in nonvalvular atrial fibrillation. Our objective was to compare the safety and …

[HTML][HTML] Fluoroquinolone use for uncomplicated urinary tract infections in women: a retrospective cohort study

…, M Dahl, J Zhang, A Fisher, IS Sketris, J Quail… - Clinical Microbiology …, 2020 - Elsevier
Objectives The United States Food & Drug Administration released an advisory in 2016 that
fluoroquinolones be relegated to second-line agents for uncomplicated urinary tract …

Unmet need for assistance to perform activities of daily living and psychological distress in community-dwelling elderly women

JM Quail, C Wolfson, A Lippman - … on Aging/La Revue canadienne du …, 2011 - cambridge.org
Community-dwelling seniors increasingly require physical assistance to perform the activities
of daily living (ADL). To examine the possible association of this need with psychological …