Risk Factors for Periprosthetic Fractures Following Total Hip Arthroplasty in Patients Younger Than 50 Years.

Introduction: With the expansion of total hip arthroplasty (THA) into younger populations, the number of periprosthetic fractures (PPF) seen amongst young patients is expected to increase. Therefore, the aim of this study was to identify risk factors for PPF following THA in patients under 50 years.

Methods: In total, 270,986 patients were included in this study.

Healthcare Disparities in Spine Oncology: A Systematic Review.

Background: Metastatic spine tumors are the most common site of skeletal metastasis, leading to substantial morbidity from pain, fractures, and spinal cord compression. Despite advancements in surgical techniques and multidisciplinary care, disparities in treatment access and outcomes remain. This systematic review synthesizes the literature on disparities in surgical management of metastatic spine tumors.

Data-driven Preoperative Albumin Level Predicts Increased Risk of 30-day Surgical Site Infection Following Anterior Cervical Discectomy and Fusion.

Introduction: Postoperative infection remains a significant concern and technical challenge for spine surgeons. Preoperative albumin level may predict risk of infection, but no definitive consensus regarding the optimal preoperative albumin level in anterior cervical discectomy and fusion (ACDF) has been reached. Therefore, this study aimed (1) to determine the impact of preoperative albumin on complications following ACDF and (2) to identify optimal albumin threshold that minimizes the likelihood of infection following ACDF.

Scholarly Success of Orthopaedic Surgeons Participating in Traveling Fellowships.

Background: Orthopaedic traveling fellowship programs provide surgeons with valuable opportunities for professional growth and specialized learning. However, there has been limited research on the impact of such programs on scholarly success and career advancement. The aim of this study was to evaluate the demographic, academic, and scholarly outcomes of traveling fellowship participants.

Predicting Complications Following Patella Fracture Repair Using the 5-Item Modified Frailty Index.

Background: Several studies have found the 5-item modified frailty index (mFI-5) to be a reliable indicator of poor postoperative outcomes following various surgical procedures. This study aims to evaluate whether the mFI-5 continues to serve as a reliable predictor for patients undergoing patella fracture repair.

Methods: The NSQIP database was queried to identify patients ages 50 or older who underwent surgery for patella fractures between 2006-2019.

Comparative morbidity and mortality following primary total shoulder arthroplasty in octogenarians with and without diabetes in the United States.

Background: Diabetic patients face higher risks of postoperative medical complications and surgical issues in various orthopedic surgeries. It is essential to understand if these risks differ in the older geriatric population. Therefore, this study sought to assess whether diabetic octogenarians exhibit elevated thirty-day morbidity and mortality risks in comparison to non-diabetic octogenarians after primary total shoulder arthroplasty (TSA).

Modified frailty index is a useful predictor for complications following total elbow arthroplasty in all populations.

Background: This retrospective review aimed to specify whether the 5-item modified frailty index (mFI-5) is a valid measure for surgeons when assessing the likelihood of complications in patients undergoing total elbow arthroplasty (TEA).

Methods: TEA patients 50 years or older were identified from the NSQIP database from 2006 to 2019. Patients were stratified based on age to create a 50+, a 65+, and an 80-89-year-old cohort.

A Comparative Analysis of Revision Rates in Surgical Treatments for Lumbar Isthmic Spondylolisthesis.

Study DesignRetrospective Cohort Study.ObjectiveIsthmic spondylolisthesis is frequently encountered in spine surgical practice, though there is a significant variation in surgical management strategies. We sought to evaluate revision rates between patients who underwent anterior-approach lumbar interbody fusion (ALIF) alone, posterolateral fusion (PLF) alone, PLIF/TLIF, and ALIF+PSF.

Preoperative Risk Assessment for Lumbar Fusion in Patients With Diabetes: Data-Driven Stratification of HbA1c and Same Day Glucose Levels that Predict 90-Day Complication Rates.

Study DesignsRetrospective Database Analysis.ObjectivesPre-operative glycemic control in diabetic patients undergoing lumbar fusion (LF) is essential for evaluating complication risk. However, current thresholds for preoperative HbA1c and same-day-glucose (SDG) are either non-specific or have low predictive power.

Higher modified frailty index score is associated with 30-day postoperative complications following revision total shoulder arthroplasty.

Background: Previous studies have shown that increased 5-item modified frailty index (mFI-5) scores are associated with poor surgical outcomes. This study seeks to determine whether the comorbidities comprising the mFI-5 were correlated with poor outcomes following revision total shoulder arthroplasty (TSA).

Methods: Utilizing the National Surgical Quality Improvement Program database, a mFI-5 score was calculated for all patients 50 years and older who underwent revision TSA between 2013 and 2019.

Anti-osteoporotic treatment reduces risk of revision following total shoulder arthroplasty in patients with osteoporosis.

Background: Osteoporosis, a prevalent bone density disorder, introduces a complex dynamic in the context of total shoulder arthroplasty (TSA). However, despite the well-established association between osteoporosis and an elevated risk of revision, the existing literature lacks comprehensive insights into the impact of anti-osteoporotic therapy on surgical outcomes in the setting of TSA. Thus, the purpose of this study was to investigate whether anti-osteoporotic therapy correlates with improved revision outcomes following TSA.

Higher Modified Frailty Index Score is Associated with Increased 30-Day Postoperative Complications Following Surgical Treatment of Tibial Shaft Fractures.

Objectives: This study was conducted to determine if factors comprising the mFI were correlated with adverse outcomes following surgical intervention of tibial shaft fractures.

Methods: We identified patients 50 years or older with tibial shaft fractures that were managed surgically from a national database from 2007-2019. The 5-item mFI score, which comprised of diabetes, hypertension, congestive heart failure, dependent functional status, and chronic obstructive pulmonary disease, was calculated for each patient.

Postoperative Complications in Patients With Metabolic Syndrome Following Unicompartmental Knee Arthroplasty.

Introduction: Metabolic syndrome is associated with increased risk of postoperative complications following various orthopedic surgeries. This study looked to identify specific postoperative complications in these patients following unicompartmental knee arthroplasty (UKA).

Methods: Adult patients undergoing primary UKA were queried in the National Surgical Quality Improvement Program database from 2006-2019.

Liver Disease Increases the Risk of Postoperative Complications in Patients Undergoing Aseptic Revision Total Hip and Knee Arthroplasty.

Background: Due to the multiorgan effects of liver disease, surgical patients with liver disease have an increased risk of perioperative complications. With revision total hip and knee arthroplasty surgeries increasing, it is important to determine the effects of liver disease in this patient population. The purpose of this study was to evaluate the impact of underlying liver disease on postoperative outcomes following revision total joint arthroplasty (TJA).

Bleeding disorder increases the risks of complications following arthroscopic rotator cuff repair.

Background: It is imperative to determine patients' risk factors prior to arthroscopic rotator cuff repair (ARCR), so that the physician and patient are both aware of the possible postoperative complications. However, the impact of bleeding disorders on a patient's short-term postoperative outcome has not yet been analyzed.

Methods: A national database was queried for patients undergoing ARCR from 2006 to 2018.

Modified frailty index can help predict complications following tibial plateau fracture fixation: a NSQIP study involving 2213 patients.

Purpose: The 5-item modified frailty index (mFI-5) has been established as a reliable indicator of poor postoperative outcomes following a variety of orthopaedic procedures. This study aims to determine whether the mFI-5 can be used by surgeons to predict the likelihood of postoperative complications in patients undergoing open reduction internal fixation (ORIF) for tibial plateau fractures.

Methods: From 2006 to 2019, patients aged 50 years or older undergoing ORIF for tibial plateau fracture were identified in the National Surgical Quality Improvement Program database.

No Increased Risk of All-cause Revision up to 10 Years in Patients Who Underwent Bariatric Surgery Before Single-level Lumbar Fusion.

Study Design: Retrospective cohort study.

Objective: This study aimed to assess whether prior bariatric surgery (BS) is associated with higher 10-year surgical complication and revision rates in lumbar spine fusion compared with the general population and morbidly obese patients.

Background: Obesity accelerates degenerative spine processes, often necessitating lumbar fusion for functional improvement.

Higher modified frailty index score is associated with 30-day postoperative complications following simultaneous bilateral total knee arthroplasty.

Background: There is no clear consensus regarding patient populations at highest risk for complications from simultaneous bilateral total knee arthroplasty (TKA). The purpose of this study was to determine whether the comorbidities comprising the modified Frailty Index (mFI) were correlated with poor outcomes following simultaneous bilateral TKA.

Methods: From 2006 to 2019, patients undergoing bilateral TKA aged 50 years or older were identified in a national database.

Predicting prolonged hospital stay following hip dysplasia surgery in the pediatric population.

Previous studies have shown that minimizing the length of hospital stay (LOS) following surgical procedures reduces costs and can improve the patients' quality of life and satisfaction. However, this relationship has not been defined following operative treatment for developmental dysplasia of the hip (DDH). Therefore, the purpose of this study was to determine the most important nonmodifiable and modifiable factors that can predispose patients to require a prolonged LOS following hip dysplasia surgery.

The Effect of Varying Preoperative Hemoglobin Levels on the Risk of Major Complications and Surgical Site Infections After Single Level Lumbar Fusion.

Introduction: Blood transfusions are associated with an increased risk of complications after lumbar fusion, and current anemia hemoglobin thresholds are not surgery specific. We aimed to calculate single-level lumbar fusion-specific preoperative hemoglobin strata that observe the likelihood of 90-day transfusion and evaluate whether these strata are associated with increased risk of 90-day complications and 2-year infections.

Methods: A national database identified patients undergoing primary single-level lumbar fusion with preoperative hemoglobin values (g/dL).

Worsening of anemia increases the risks of complications and prolonged length of stay following revision total shoulder arthroplasty.

Background: There are no studies currently in the literature that assesses complications following revision total shoulder arthroplasty (TSA) in patients with varying severity of anemia. The purpose of this study was to determine the impact of preoperative anemia severity on postoperative complications following revision TSA.

Methods: Patients undergoing revision TSA from 2013 to 2019 were queried in a national database.

Sickle Cell Disease Has No Impact on 10-Year Cumulative Incidence and Indications for Revision Lumbar Fusion.

Study DesignRetrospective Cohort Study.ObjectivesPatients with sickle cell disease (SCD) experience distinct physiological challenges that may alter surgical outcomes. There has been no research establishing 10-year lumbar fusion (LF) implant survivorship rates among individuals with SCD.

Pitch-classifier model for professional pitchers utilizing 3D motion capture and machine learning algorithms.

Introduction: A pitcher's ability to achieve pitch location precision after a complex series of motions is of paramount importance. Kinematics have been used in analyzing performance benefits like ball velocity, as well as injury risk profile; however, prior utilization of such data for pitch location metrics is limited.

Objective: To develop a pitch classifier model utilizing machine learning algorithms to explore the potential relationships between kinematic variables and a pitcher's ability to throw a strike or ball.