Aim: Local excision (LE) for T1 rectal cancer may be recommended in those with low-risk disease, while resection is typically recommended in those with a high risk of luminal recurrence or lymph node metastasis. The aim of this work was to compare survival between resection and LE.
Method: This was a population-based retrospective cohort study set in the Canadian province of Ontario.
Background: Creativity fuels societal progress and innovation, particularly in the field of medicine. The scientific study of creativity in medicine is critical to understanding how creativity contributes to medical practice, processes, and outcomes. An appraisal of the current scientific literature on the topic, and its gaps, will expand our understanding of how creativity and medicine interact, and guide future research.
View Article and Find Full Text PDFIntroduction: Spin reporting has been studied across a variety of study types and domains; however, it has yet to be studied in the context of pilot and feasibility trials. We designed this methodological survey to evaluate spin reporting in surgical pilot and feasibility trials.
Methods: Medline, Embase, and Cochrane Central Register of Controlled Trials were searched from January 1, 2011, to December 31, 2011, and January 1, 2021, to December 31, 2021.
Importance: Intraoperative parathyroid hormone (IOPTH) monitoring is recommended by the American Association of Endocrine Surgeons for use during parathyroidectomy for patients with primary hyperparathyroidism (PHPT), but there is no clinician consensus regarding the IOPTH monitoring criteria that optimize diagnostic accuracy.
Objective: To evaluate and rank the diagnostic properties of IOPTH monitoring criteria used during surgery for patients with PHPT.
Data Sources: A bayesian diagnostic test accuracy network meta-analysis (DTA-NMA) was performed, in which peer-reviewed citations from January 1, 1990, to July 22, 2023, were searched for in MEDLINE, Embase, Web of Science, CENTRAL, and CINAHL.
Objective: Cataracts are the leading cause of global preventable and treatable blindness. Cystoid macular edema (CME) is among the most common complications following cataract surgery. The development of CME impacts patients' quality of life and has economic implications for patients and healthcare systems.
View Article and Find Full Text PDFBackground: Randomized-clinical trials (RCTs) are the gold-standard for comparing health care interventions, but can be limited by early termination, feasibility issues, and prolonged time to trial reporting. Adaptive clinical trials (ACTs), which are defined by pre-planned modifications and analyses that occur after starting patient recruitment, are gaining popularity as they can streamline trial design and time to reporting. As adaptive methodologies continue to be adopted by researchers, it will be critical to develop a risk of bias tool that evaluates the unique methodological features of ACTs so that their quality can be improved and standardized for the future.
View Article and Find Full Text PDFBackground: Frailty is increasingly recognized as a perioperative risk for numerous surgical diseases. We applied the modified frailty index (mFI-11) to the National Inpatient Sample (NIS) for patients undergoing surgery for colorectal cancer (CRC).
Methods: We performed a retrospective analysis of the NIS (2015-2019) including CRC patients undergoing surgery.
Can J Surg
November 2024
Introduction: Tall cell subtype papillary thyroid cancer (TCS-PTC) is associated with aggressive disease features and worse patient outcomes. It remains unclear whether adjuvant radioactive iodine (RAI) ablation following thyroidectomy is associated with improved survival in TCS-PTC. The purpose of this review and meta-analysis was to determine whether adjuvant RAI was associated with improved survival in patients with TCS-PTC.
View Article and Find Full Text PDFBackground: Fragility Index (FI) is increasingly used to assess robustness of statistically significant p-values reported in randomized controlled trials (RCTs). FI represents the lowest number of non-events changed to events that would make study findings non-significant. This methodological survey was designed to assess the fragility of the evidence for extended VTEp following major abdominopelvic surgery.
View Article and Find Full Text PDFBackground: Institutions providing care to individuals with cancer are organized based on available resources and treatments offered. It is presumed that increasing levels of care will result in improved quality of care and outcomes. The objective is to determine whether Cancer Level Designation is associated with guideline adherent care and/or survival.
View Article and Find Full Text PDFIntroduction: The properties of creative products-novelty and usefulness-are generally agreed upon by researchers. Yet, consensus is lacking on which personal and environmental factors contribute to an individual's creative potential, or to what extent. substantial research work has been conducted in this area, leading to the publication of many systematic reviews and meta-analyses collating the available evidence.
View Article and Find Full Text PDFStatin use may decrease recurrence and improve survival in patients with melanoma. In this systematic review and meta-analysis, we examine the current body of literature concerning the use of statins as an adjunctive therapy in melanoma, Medline, EMBASE, CENTRAL, and PubMed were systematically searched from inception through to April 2023. Studies were included if they compared patients with melanoma receiving and not receiving statin therapy concurrently with their oncologic treatment in terms of long-term oncologic outcomes.
View Article and Find Full Text PDFBackground: The global burden of obesity has reached epidemic proportions, placing great strain on the North American healthcare system. We designed a retrospective cohort database study comparing postoperative morbidity and healthcare resource utilization between patients living with and without obesity undergoing surgery for colorectal cancer.
Methods: Adult patients undergoing resection for colorectal cancer were identified from the 2015 to 2019 National Inpatient Sample database.
Background: Some observational data have suggested that anastomotic leak may be reduced with triple-row staple technology compared to double-row staple technology. We aimed to investigate this further by performing a systematic review comparing double- and triple-row staple technology for colorectal anastomoses.
Methods: This systematic review was reported in accordance with the Preferred Reporting Items for Systematic Reviews and Meta-Analyses guidelines.
Background: Frailty has been associated with increased postoperative mortality and morbidity; however, the use of the modified frailty index (mFI-11) to assess patients undergoing surgery for diverticular disease has not been widely assessed. This paper aims to examine frailty, evaluated by mFI-11, to assess postoperative morbidity and mortality among patients undergoing operative intervention for colonic diverticular disease.
Methods: We used data from the Healthcare Cost and Utilization Project National Inpatient Sample (October 1, 2015-December 31, 2019).
Importance: Adaptive surgical trials are scarce, but adopting these methods may help elevate the quality of surgical research when large-scale RCTs are impractical.
Objective: Randomized-controlled trials (RCTs) are the gold standard for evidence-based healthcare. Despite an increase in the number of RCTs, the number of surgical trials remains unchanged.
Background: The American Society for Metabolic and Bariatric Surgery (ASMBS) textbook serves as a comprehensive resource for bariatric surgery, covering recent advancements and clinical questions. Testing artificial intelligence (AI) engines using this authoritative source ensures accurate and up-to-date information and provides insight in its potential implications for surgical education and training.
Objectives: To determine the quality and to compare different large language models' (LLMs) ability to respond to textbook questions relating to bariatric surgery.
Background: Patients with obesity presenting in need of surgical intervention are at 2-to-sixfold higher risk of prolonged hospitalization, infectious morbidity, venous thromboembolism, and more. To mitigate some of these concerns, prescribed preoperative weight loss via very low-energy diets (VLEDs) has become a standard of care for patients with obesity undergoing bariatric surgery. While VLEDs have become standard prior to bariatric surgery, their application in other surgical settings remains limited.
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