Publications by authors named "Sampalis J"

Background: A review of Health Canada's post-market surveillance database has revealed that the reporting of adverse events (AEs) following aesthetic injectable treatments is significantly underreported. To increase reporting, investigators have recently developed a novel Electronic Data Capture system: The Global Registry of Adverse Clinical Events (GRACE).

Objective: To identify the incidence of AEs associated with aesthetic injectable treatments.

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Research in aesthetic medicine commonly includes evaluations of subject satisfaction with treatment results. However, conventional analytic methods typically generate statistically imprecise ordinal scores. To overcome this limitation, researchers have begun employing the Rasch model, an analytical framework grounded in item response theory.

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Introduction: ORAL Surveillance, a post-authorisation safety study of patients with rheumatoid arthritis (RA) enriched for cardiovascular (CV) risk, demonstrated increased risk of major adverse CV events (MACE) and malignancies (excluding non-melanoma skin cancer [NMSC]) for tofacitinib versus tumour necrosis factor inhibitors (TNFi). This analysis of a real-world Canadian observational study evaluated tofacitinib safety/effectiveness in patients meeting or not meeting CV risk criteria.

Methods: CANTORAL included patients with moderate-to-severe RA initiating tofacitinib (10/2017-07/2020; N = 504).

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Introduction: The APPRAISE study was conducted to better understand the 12-month effectiveness, tolerability, and patient satisfaction with apremilast treatment for patients with psoriatic arthritis (PsA) in real-world settings.

Methods: APPRAISE (NCT03608657), a prospective, multicenter, observational study, enrolled adults with active PsA prescribed apremilast per routine care between July 2018 and March 2020. Patients were followed for 12 months with visits suggested every 4 months.

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Background: Hollowing of the infraorbital region represents a common concern among aesthetic patients. In the past decade, an increasing number of patients have resorted to noninvasive aesthetic procedures to treat these concerns. The objective of this study was to evaluate the safety profile of infraorbital hyaluronic acid injections for aesthetic rejuvenation.

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Atopic dermatitis is a common skin disorder for which there remains an unmet need for topical pharmacotherapies that are safe and effective. This phase 2 study assessed the efficacy and safety of 3 dosages of PUR 0110 (Thykamine; Devonian Health Group Inc.) cream (0.

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Objective: The Canadian Tofacitinib for Rheumatoid Arthritis Observational (CANTORAL) is the first Canadian prospective, observational study assessing tofacitinib. The objective was to assess effectiveness and safety for moderate to severe rheumatoid arthritis (RA). Coprimary and secondary outcomes are reported from an interim analysis.

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Objectives: The Clinical Disease Activity Index (CDAI) is routinely used in clinical care when treating-to-target RA patients. Previous validation studies have looked at CDAI's overall performance; this analysis aimed at evaluating its properties by disease state and identifying drivers of variance.

Methods: RA patients enrolled in the OBRI registry, with available follow-up of ≥6 months were included.

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Background: The aim of this study is to assess the independent effect of age on the risk of postsurgical complications and death in patients undergoing total hip arthroplasty (THA).

Methods: The National Surgical Quality Improvement Program was used to identify all patients aged 65 years and older who underwent primary THA from 2011 to 2017. Study outcomes were minor complications, major life-threatening complications, and 30-day mortality.

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Background: Effective shared decision-making in pediatric surgery requires clarity regarding which surgical outcomes are most important to patients and their families, and how they prefer to receive the information. Despite how essential this is for effective risk communication, little is known about the communication needs and preferences of patients and their families in elective pediatric surgery.

Methods: We administered a mailed and online cross-sectional survey in English and French to 548 families before or after surgery for hernia/hydrocele repair or tonsillectomy/adenoidectomy between July 2019 and February 2021.

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Background: The number of total hip arthroplasties performed per year is increasing for reasons not fully explained by a growing and aging population. The purpose of this study was to determine the role of patient functional status as an indication for surgery and determine if patients are undergoing surgery at a better functional status than in the past.

Methods: A systematic review and meta-analysis of the MEDLINE, EMBASE, and Cochrane databases was performed in accordance with the Preferred Reporting Items for Systematic Reviews and Meta-Analyses guidelines.

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Objectives: Medications have only small to moderate effects on symptoms in fibromyalgia (FM). Cannabinoids, including medical cannabis (MC) may have potential to fill this gap. Since recreational legalisation of cannabis in Canada, patients have easier access and may be self-medicating with cannabis.

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Objective: For patients with Rheumatoid Arthritis (RA) who do not achieve adequate clinical response with combined conventional synthetic disease-modifying anti-rheumatic drugs (cs- DMARDs), initiation of advanced therapies such as biologic DMARDs (bDMARDs) or targeted synthetic DMARDs (tsDMARDs) is recommended. Tumour necrosis factor inhibitors (TNFi) are the oldest and most commonly used subgroup of advanced therapies. In the last decade, new non-TNFi advanced therapy options have become available.

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Objective: To evaluate the safety profile and the number of usable blastocysts on day 5 and on day 6 after treatment with an individualized dosing regimen of a follitropin delta and highly purified human menopausal gonadotropin (HP-hMG) for controlled ovarian stimulation.

Design: Multicenter, open label, exploratory study.

Setting: Reproductive medicine clinics.

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Background: Yttrium-90 (90Y) is approved in several countries as a radiosynoviorthesis agent in the intra-articular treatment of synovitis, however, no such radiopharmaceuticals are approved in Canada. The aim of this Health Canada-approved study was to examine the safety and efficacy of 90Y synovectomy among patients with refractory synovitis.

Methods: We performed a subset analysis of a prospective, phase III, single-arm, pan-Canadian trial.

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Background: Refractory chronic rhinosinusitis (CRS) remains a significant burden for patients, often leaving them with few therapeutic options that provide low-morbidity, long-term, and meaningful symptomatologic and endoscopic disease improvement. Macrolides have long been thought to offer both an immunomodulatory and antimicrobial effect. Our objective was to evaluate the efficacy of low-dose, long-term azithromycin in a carefully selected high-risk population failing appropriate medical therapy of budesonide nasal irrigations (BNIs) and endoscopic sinus surgery (ESS).

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Objectives: RA patients are often not in remission due to patient global assessment of disease activity (PtGA) included in disease activity indices. The aim was to assess the lag of patient-reported outcomes (PROs) after remission measured by clinical disease activity index (CDAI) or swollen joint count (SJC28).

Methods: RA patients enrolled in the Ontario Best Practices Research Initiative registry not in low disease state at baseline with at ≥6 months of follow-up, were included.

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Objective: Recreational legalization of cannabis may influence the medical use by patients. When only medical access was legally available in Canada, 4.3% of rheumatology patients reported use.

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Background: Previous systematic reviews (2008; 2016) concluded similarity in outcomes between brand-name and generic drugs in cardiology, but they included ≥ 50% comparative bioavailability studies, not designed or powered to detect a difference in efficacy or safety between drug types. We aimed to summarise best-evidence regarding the effectiveness and safety of generic versus brand-name drugs used in cardiology.

Methods: For this systematic review of the literature, scientific databases (MEDLINE and EMBASE) were searched from January 1984 to October 2018.

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Background: Influenza antigens may undergo adaptive mutations during egg-based vaccine production. In the 2017-2018 influenza season, quadrivalent, inactivated cell-derived influenza vaccine (ccIIV4) vaccine was produced using A(H3N2) seed virus propagated exclusively in cell culture, thus lacking egg adaptive changes. This United States study estimated relative vaccine effectiveness (rVE) of ccIIV4 vs egg-derived quadrivalent vaccines (egg-derived IIV4) for that season.

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To describe the direct healthcare costs associated with repeated cytotoxic chemotherapy treatments for recurrent high-grade serous cancer (HGSC) of the ovaries. Retrospective review of 66 women with recurrent stage III/IV HGSC ovarian cancer treated with repeated lines of cytotoxic chemotherapy in a Canadian University Tertiary Center. Mean cost of treatment of first relapse was CAD$52,227 increasing by 38% for two, and 86% for three or more relapses with median overall survival of 36.

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Background: Aesthetic physicians have several hundred injectable products to select from. Due to differences in their manufacturing technology, these products display varying biophysical qualities, such as their cohesivity and lift capacity. Currently, there is no guidance to objectively selecting the best product for a particular patient.

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Objectives: Since the creation of the Canadian Rheumatology Ultrasonography Society, an increasing number of rheumatologists has been trained in the use of musculoskeletal US (MSUS). We compared the effectiveness of MSUS to routine care (RC) as a disease management tool in patients with moderate-to-severe RA requiring a treatment change due to lack of efficacy. The predictive value of MSUS was also assessed.

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Background: The prevalence of mood disorders was estimated at 5.4% according to the latest Canadian survey. It has been suggested to use administrative data and self-reported data to optimize the estimation for mental health care in the population.

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