User profiles for Ryan T. Lewinson

Ryan T. Lewinson, MD, PhD

University of Calgary
Verified email at ucalgary.ca
Cited by 1074

[HTML][HTML] Depression is associated with an increased risk of psoriatic arthritis among patients with psoriasis: a population-based study

RT Lewinson, IA Vallerand, MW Lowerison… - Journal of Investigative …, 2017 - Elsevier
The factors that contribute to the development of psoriatic arthritis (PsA) among patients with
psoriasis are not well known; however, systemic inflammation is believed to be important. …

Depression as a risk factor for the development of rheumatoid arthritis: a population-based cohort study

IA Vallerand, RT Lewinson, AD Frolkis… - RMD open, 2018 - rmdopen.bmj.com
Objectives Major depressive disorder (MDD) is associated with increased levels of systemic
proinflammatory cytokines, including tumour necrosis factor alpha. As these cytokines are …

[HTML][HTML] The lung immune prognostic index discriminates survival outcomes in patients with solid tumors treated with immune checkpoint inhibitors

DE Meyers, I Stukalin, IA Vallerand, RT Lewinson… - Cancers, 2019 - mdpi.com
Immune checkpoint inhibitors (ICI) have revolutionized the treatment landscape of several
solid tumor types. However, as patient outcomes are heterogeneous, clinical tools to aid in …

Assessment of a bidirectional association between major depressive disorder and alopecia areata

IA Vallerand, RT Lewinson, LM Parsons… - JAMA …, 2019 - jamanetwork.com
Importance Alopecia areata (AA) is an autoimmune disease characterized by hair loss that
can impose a substantial psychological burden on patients, including major depressive …

Vitiligo and major depressive disorder: A bidirectional population-based cohort study

IA Vallerand, RT Lewinson, LM Parsons… - Journal of the American …, 2019 - Elsevier
Background Vitiligo patients often report their mental health has an effect on their skin.
However, it is unknown as to whether a common mental disorder, such as major depressive …

The effects of wedged footwear on lower limb frontal plane biomechanics during running

RT Lewinson, CA Fukuchi, JT Worobets… - Clinical Journal of …, 2013 - journals.lww.com
… Supported by graduate student awards for Ryan T. Lewinson from the Canadian Institutes of
… RT Lewinson discloses that he was funded by CIHR and NSERC for this study. JT Worobets …

Control conditions for footwear insole and orthotic research

RT Lewinson, JT Worobets, DJ Stefanyshyn - Gait & posture, 2016 - Elsevier
Footwear insoles/orthotics alter variables associated with musculoskeletal injury; however,
their clinical effectiveness is inconclusive. One explanation for this is the possibility that …

Shoe traction and surface compliance affect performance of soccer-related movements

NM Schrier, JW Wannop, RT Lewinson… - Footwear …, 2014 - Taylor & Francis
Purpose: To determine how shoe-surface interaction, specifically traction and compliance,
affects performance and biomechanics of soccer-related movements. Methods: Third …

[HTML][HTML] Altering knee abduction angular impulse using wedged insoles for treatment of patellofemoral pain in runners: a six-week randomized controlled trial

RT Lewinson, JP Wiley, RN Humble, JT Worobets… - PloS one, 2015 - journals.plos.org
Objective Determine if a change in internal knee abduction angular impulse (KAAI) is
related to pain reduction for runners with patellofemoral pain (PFP) by comparing lateral and …

Wedged insoles and gait in patients with knee osteoarthritis: a biomechanical review

RT Lewinson, DJ Stefanyshyn - Annals of biomedical engineering, 2016 - Springer
The study of gait biomechanics in individuals with knee osteoarthritis has become widespread,
especially in regards to the knee adduction moment—a variable commonly believed to …